diff --git a/.github/auto-comment.yml b/.github/auto-comment.yml
deleted file mode 100644
index 520b3ce3..00000000
--- a/.github/auto-comment.yml
+++ /dev/null
@@ -1,40 +0,0 @@
-# Comment to a new issue.
-issuesOpened: >
-  If this is a bug report, please upgrade to the latest code and try again:
-  
-  如果有 bug, 请先更新到最新版试试:
-  
-  ```
-  acme.sh --upgrade
-  ```
-  
-  please also provide the log with `--debug 2`.
-  
-  同时请提供调试输出 `--debug 2`
-  
-  see: https://github.com/acmesh-official/acme.sh/wiki/How-to-debug-acme.sh
-  
-  Without `--debug 2` log, your issue will NEVER get replied.
-  
-  没有调试输出, 你的 issue 不会得到任何解答.
-
-
-pullRequestOpened: >
-  First, NEVER send a PR to `master` branch, it will NEVER be accepted. Please send to the `dev` branch instead.
-  
-  If this is a PR to support new DNS API or new notification API, please read this guide first:
-  https://github.com/acmesh-official/acme.sh/wiki/DNS-API-Dev-Guide
-  
-  Please check the guide items one by one.
-  
-  Then add your usage here:
-  https://github.com/acmesh-official/acme.sh/wiki/dnsapi
-   
-  Or some other wiki pages:
-  
-  https://github.com/acmesh-official/acme.sh/wiki/deployhooks
-  
-  https://github.com/acmesh-official/acme.sh/wiki/notify
-  
-
-
diff --git a/.github/workflows/DNS.yml b/.github/workflows/DNS.yml
index f8e501ed..13066fdd 100644
--- a/.github/workflows/DNS.yml
+++ b/.github/workflows/DNS.yml
@@ -59,24 +59,24 @@ jobs:
       run: cd .. && git clone https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
     - name: Set env file
       run: |
-        cd ../acmetest 
+        cd ../acmetest
         if [ "${{ secrets.TokenName1}}" ] ; then
-          echo "${{ secrets.TokenName1}}=${{ secrets.TokenValue1}}" >> env.list
+          echo "${{ secrets.TokenName1}}=${{ secrets.TokenValue1}}" >> docker.env
         fi
         if [ "${{ secrets.TokenName2}}" ] ; then
-          echo "${{ secrets.TokenName2}}=${{ secrets.TokenValue2}}" >> env.list
+          echo "${{ secrets.TokenName2}}=${{ secrets.TokenValue2}}" >> docker.env
         fi
         if [ "${{ secrets.TokenName3}}" ] ; then
-          echo "${{ secrets.TokenName3}}=${{ secrets.TokenValue3}}" >> env.list
+          echo "${{ secrets.TokenName3}}=${{ secrets.TokenValue3}}" >> docker.env
         fi
         if [ "${{ secrets.TokenName4}}" ] ; then
-          echo "${{ secrets.TokenName4}}=${{ secrets.TokenValue4}}" >> env.list
+          echo "${{ secrets.TokenName4}}=${{ secrets.TokenValue4}}" >> docker.env
         fi
         if [ "${{ secrets.TokenName5}}" ] ; then
-          echo "${{ secrets.TokenName5}}=${{ secrets.TokenValue5}}" >> env.list
+          echo "${{ secrets.TokenName5}}=${{ secrets.TokenValue5}}" >> docker.env
         fi
-        echo "TEST_DNS_NO_WILDCARD" >> env.list 
-        echo "TEST_DNS_SLEEP" >> env.list
+        echo "TEST_DNS_NO_WILDCARD" >> docker.env
+        echo "TEST_DNS_SLEEP" >> docker.env
     - name: Run acmetest
       run: cd ../acmetest && ./rundocker.sh  testall
 
@@ -226,8 +226,10 @@ jobs:
     - uses: vmactions/solaris-vm@v0.0.3
       with:
         envs: 'TEST_DNS TestingDomain TEST_DNS_NO_WILDCARD TEST_DNS_SLEEP CASE TEST_LOCAL DEBUG ${{ secrets.TokenName1}} ${{ secrets.TokenName2}} ${{ secrets.TokenName3}} ${{ secrets.TokenName4}} ${{ secrets.TokenName5}}'
-        prepare: pkgutil -y -i socat curl
+        prepare: pkgutil -y -i socat
         run: |
+          pkg set-mediator -v -I default@1.1 openssl
+          export PATH=/usr/gnu/bin:$PATH
           if [ "${{ secrets.TokenName1}}" ] ; then
             export ${{ secrets.TokenName1}}=${{ secrets.TokenValue1}}
           fi
@@ -245,5 +247,3 @@ jobs:
           fi
           cd ../acmetest
           ./letest.sh
-
-        
diff --git a/.github/workflows/FreeBSD.yml b/.github/workflows/FreeBSD.yml
new file mode 100644
index 00000000..6a82156d
--- /dev/null
+++ b/.github/workflows/FreeBSD.yml
@@ -0,0 +1,60 @@
+name: FreeBSD
+on:
+  push:
+    branches:
+      - '*'
+    paths:
+      - '*.sh'
+      - '.github/workflows/FreeBSD.yml'
+
+  pull_request:
+    branches:
+      - dev
+    paths:
+      - '*.sh'
+      - '.github/workflows/FreeBSD.yml'
+
+
+jobs:
+  FreeBSD:
+    strategy:
+      matrix:
+        include:
+         - TEST_ACME_Server: "LetsEncrypt.org_test"
+           CA_ECDSA: ""
+           CA: ""
+           CA_EMAIL: ""
+         - TEST_ACME_Server: "ZeroSSL.com"
+           CA_ECDSA: "ZeroSSL ECC Domain Secure Site CA"
+           CA: "ZeroSSL RSA Domain Secure Site CA"
+           CA_EMAIL: "githubtest@acme.sh"
+    runs-on: macos-latest
+    env:
+      TEST_LOCAL: 1
+      TEST_ACME_Server: ${{ matrix.TEST_ACME_Server }}
+      CA_ECDSA: ${{ matrix.CA_ECDSA }}
+      CA: ${{ matrix.CA }}
+      CA_EMAIL: ${{ matrix.CA_EMAIL }}
+    steps:
+    - uses: actions/checkout@v2
+    - uses: vmactions/cf-tunnel@v0.0.2
+      id: tunnel
+      with:
+        protocol: http
+        port: 8080
+    - name: Set envs
+      run: echo "TestingDomain=${{steps.tunnel.outputs.server}}" >> $GITHUB_ENV
+    - name: Clone acmetest
+      run: cd .. && git clone https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
+    - uses: vmactions/freebsd-vm@v0.1.4
+      with:
+        envs: 'TEST_LOCAL TestingDomain TEST_ACME_Server CA_ECDSA CA CA_EMAIL'
+        nat: |
+          "8080": "80"
+        prepare: pkg install -y socat curl
+        usesh: true
+        run: |
+          cd ../acmetest \
+          && ./letest.sh
+
+
diff --git a/.github/workflows/LetsEncrypt.yml b/.github/workflows/LetsEncrypt.yml
deleted file mode 100644
index fd79125f..00000000
--- a/.github/workflows/LetsEncrypt.yml
+++ /dev/null
@@ -1,127 +0,0 @@
-name: LetsEncrypt
-on:
-  push:
-    branches:
-      - '*'
-    paths:
-      - '**.sh'
-      - '**.yml'
-  pull_request:
-    branches:
-      - dev
-    paths:
-      - '**.sh'
-      - '**.yml'
-
-
-jobs:
-  Ubuntu:
-    runs-on: ubuntu-latest
-    env:
-      TEST_LOCAL: 1
-    steps:
-    - uses: actions/checkout@v2
-    - name: Install tools
-      run: sudo apt-get install -y socat
-    - name: Clone acmetest
-      run: cd .. && git clone https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
-    - name: Run acmetest
-      run: cd ../acmetest && sudo --preserve-env ./letest.sh
-
-  MacOS:
-    runs-on: macos-latest
-    env:
-      TEST_LOCAL: 1
-    steps:
-    - uses: actions/checkout@v2
-    - name: Install tools
-      run:  brew install socat
-    - name: Clone acmetest
-      run: cd .. && git clone https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
-    - name: Run acmetest
-      run: cd ../acmetest && sudo --preserve-env ./letest.sh
-
-  Windows:
-    runs-on: windows-latest
-    env:
-      TEST_LOCAL: 1
-      #The 80 port is used by Windows server, we have to use a custom port, tunnel will also use this port.
-      Le_HTTPPort: 8888
-    steps:
-    - name: Set git to use LF
-      run: |
-          git config --global core.autocrlf false
-    - uses: actions/checkout@v2
-    - name: Install cygwin base packages with chocolatey
-      run: |
-          choco config get cacheLocation
-          choco install --no-progress cygwin
-      shell: cmd
-    - name: Install cygwin additional packages
-      run: |
-          C:\tools\cygwin\cygwinsetup.exe -qgnNdO -R C:/tools/cygwin -s http://mirrors.kernel.org/sourceware/cygwin/ -P socat,curl,cron,unzip,git
-      shell: cmd
-    - name: Set ENV
-      shell: cmd
-      run: |
-          echo PATH=C:\tools\cygwin\bin;C:\tools\cygwin\usr\bin >> %GITHUB_ENV%
-    - name: Check ENV
-      shell: cmd
-      run: |
-          echo "PATH=%PATH%"
-    - name: Clone acmetest
-      shell: cmd
-      run: cd .. && git clone https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
-    - name: Run acmetest
-      shell: cmd
-      run: cd ../acmetest && bash.exe -c ./letest.sh
-
-  FreeBSD:
-    runs-on: macos-latest
-    env:
-      TEST_LOCAL: 1
-    steps:
-    - uses: actions/checkout@v2
-    - uses: vmactions/cf-tunnel@v0.0.1
-      id: tunnel
-      with:
-        protocol: http
-        port: 8080
-    - name: Set envs
-      run: echo "TestingDomain=${{steps.tunnel.outputs.server}}" >> $GITHUB_ENV
-    - name: Clone acmetest
-      run: cd .. && git clone https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
-    - uses: vmactions/freebsd-vm@v0.1.4
-      with:
-        envs: 'TEST_LOCAL TestingDomain'
-        nat: |
-          "8080": "80"
-        prepare: pkg install -y socat curl
-        usesh: true
-        run: |
-          cd ../acmetest && ./letest.sh
-
-  Solaris:
-    runs-on: macos-latest
-    env:
-      TEST_LOCAL: 1
-    steps:
-    - uses: actions/checkout@v2
-    - uses: vmactions/cf-tunnel@v0.0.1
-      id: tunnel
-      with:
-        protocol: http
-        port: 8080
-    - name: Set envs
-      run: echo "TestingDomain=${{steps.tunnel.outputs.server}}" >> $GITHUB_ENV
-    - name: Clone acmetest
-      run: cd .. && git clone https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
-    - uses: vmactions/solaris-vm@v0.0.3
-      with:
-        envs: 'TEST_LOCAL TestingDomain'
-        nat: |
-          "8080": "80"
-        prepare: pkgutil -y -i socat curl
-        run: |
-          cd ../acmetest && ./letest.sh
-
diff --git a/.github/workflows/Linux.yml b/.github/workflows/Linux.yml
new file mode 100644
index 00000000..7e7eba87
--- /dev/null
+++ b/.github/workflows/Linux.yml
@@ -0,0 +1,40 @@
+name: Linux
+on:
+  push:
+    branches:
+      - '*'
+    paths:
+      - '*.sh'
+      - '.github/workflows/Linux.yml'
+
+  pull_request:
+    branches:
+      - dev
+    paths:
+      - '*.sh'
+      - '.github/workflows/Linux.yml'
+
+
+
+jobs:
+  Linux:
+    strategy:
+      matrix:
+        os: ["ubuntu:latest", "debian:latest", "almalinux:latest", "fedora:latest", "centos:latest", "opensuse/leap:latest", "alpine:latest", "oraclelinux:8", "kalilinux/kali", "archlinux:latest", "mageia", "gentoo/stage3-amd64"]
+    runs-on: ubuntu-latest
+    env:
+      TEST_LOCAL: 1
+    steps:
+    - uses: actions/checkout@v2
+    - name: Clone acmetest
+      run: |
+          cd .. \
+          && git clone https://github.com/acmesh-official/acmetest.git \
+          && cp -r acme.sh acmetest/
+    - name: Run acmetest
+      run: |
+          cd ../acmetest \
+          && ./rundocker.sh  testplat ${{ matrix.os }}
+
+
+
diff --git a/.github/workflows/MacOS.yml b/.github/workflows/MacOS.yml
new file mode 100644
index 00000000..85ec7527
--- /dev/null
+++ b/.github/workflows/MacOS.yml
@@ -0,0 +1,52 @@
+name: MacOS
+on:
+  push:
+    branches:
+      - '*'
+    paths:
+      - '*.sh'
+      - '.github/workflows/MacOS.yml'
+
+  pull_request:
+    branches:
+      - dev
+    paths:
+      - '*.sh'
+      - '.github/workflows/MacOS.yml'
+
+
+jobs:
+  MacOS:
+    strategy:
+      matrix:
+        include:
+         - TEST_ACME_Server: "LetsEncrypt.org_test"
+           CA_ECDSA: ""
+           CA: ""
+           CA_EMAIL: ""
+         - TEST_ACME_Server: "ZeroSSL.com"
+           CA_ECDSA: "ZeroSSL ECC Domain Secure Site CA"
+           CA: "ZeroSSL RSA Domain Secure Site CA"
+           CA_EMAIL: "githubtest@acme.sh"
+    runs-on: macos-latest
+    env:
+      TEST_LOCAL: 1
+      TEST_ACME_Server: ${{ matrix.TEST_ACME_Server }}
+      CA_ECDSA: ${{ matrix.CA_ECDSA }}
+      CA: ${{ matrix.CA }}
+      CA_EMAIL: ${{ matrix.CA_EMAIL }}
+    steps:
+    - uses: actions/checkout@v2
+    - name: Install tools
+      run:  brew install socat
+    - name: Clone acmetest
+      run: |
+          cd .. \
+          && git clone https://github.com/acmesh-official/acmetest.git \
+          && cp -r acme.sh acmetest/
+    - name: Run acmetest
+      run: |
+          cd ../acmetest \
+          && sudo --preserve-env ./letest.sh
+
+
diff --git a/.github/workflows/PebbleStrict.yml b/.github/workflows/PebbleStrict.yml
index 976e5373..f7907d8b 100644
--- a/.github/workflows/PebbleStrict.yml
+++ b/.github/workflows/PebbleStrict.yml
@@ -4,14 +4,14 @@ on:
     branches:
       - '*'
     paths:
-      - '**.sh'
-      - '**.yml'
+      - '*.sh'
+      - '.github/workflows/PebbleStrict.yml'
   pull_request:
     branches:
       - dev
     paths:
-      - '**.sh'
-      - '**.yml'
+      - '*.sh'
+      - '.github/workflows/PebbleStrict.yml'
 
 jobs:
   PebbleStrict:
@@ -19,7 +19,7 @@ jobs:
     env:
       TestingDomain: example.com
       TestingAltDomains: www.example.com
-      ACME_DIRECTORY: https://localhost:14000/dir
+      TEST_ACME_Server: https://localhost:14000/dir
       HTTPS_INSECURE: 1
       Le_HTTPPort: 5002
       TEST_LOCAL: 1
diff --git a/.github/workflows/Solaris.yml b/.github/workflows/Solaris.yml
new file mode 100644
index 00000000..9d1c46ac
--- /dev/null
+++ b/.github/workflows/Solaris.yml
@@ -0,0 +1,58 @@
+name: Solaris
+on:
+  push:
+    branches:
+      - '*'
+    paths:
+      - '*.sh'
+      - '.github/workflows/Solaris.yml'
+
+  pull_request:
+    branches:
+      - dev
+    paths:
+      - '*.sh'
+      - '.github/workflows/Solaris.yml'
+
+
+jobs:
+  Solaris:
+    strategy:
+      matrix:
+        include:
+         - TEST_ACME_Server: "LetsEncrypt.org_test"
+           CA_ECDSA: ""
+           CA: ""
+           CA_EMAIL: ""
+         - TEST_ACME_Server: "ZeroSSL.com"
+           CA_ECDSA: "ZeroSSL ECC Domain Secure Site CA"
+           CA: "ZeroSSL RSA Domain Secure Site CA"
+           CA_EMAIL: "githubtest@acme.sh"
+    runs-on: macos-latest
+    env:
+      TEST_LOCAL: 1
+      TEST_ACME_Server: ${{ matrix.TEST_ACME_Server }}
+      CA_ECDSA: ${{ matrix.CA_ECDSA }}
+      CA: ${{ matrix.CA }}
+      CA_EMAIL: ${{ matrix.CA_EMAIL }}
+    steps:
+    - uses: actions/checkout@v2
+    - uses: vmactions/cf-tunnel@v0.0.2
+      id: tunnel
+      with:
+        protocol: http
+        port: 8080
+    - name: Set envs
+      run: echo "TestingDomain=${{steps.tunnel.outputs.server}}" >> $GITHUB_ENV
+    - name: Clone acmetest
+      run: cd .. && git clone https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
+    - uses: vmactions/solaris-vm@v0.0.3
+      with:
+        envs: 'TEST_LOCAL TestingDomain TEST_ACME_Server CA_ECDSA CA CA_EMAIL'
+        nat: |
+          "8080": "80"
+        prepare: pkgutil -y -i socat curl
+        run: |
+          cd ../acmetest \
+          && ./letest.sh
+
diff --git a/.github/workflows/Ubuntu.yml b/.github/workflows/Ubuntu.yml
new file mode 100644
index 00000000..af74965a
--- /dev/null
+++ b/.github/workflows/Ubuntu.yml
@@ -0,0 +1,54 @@
+name: Ubuntu
+on:
+  push:
+    branches:
+      - '*'
+    paths:
+      - '*.sh'
+      - '.github/workflows/Ubuntu.yml'
+
+  pull_request:
+    branches:
+      - dev
+    paths:
+      - '*.sh'
+      - '.github/workflows/Ubuntu.yml'
+
+
+jobs:
+  Ubuntu:
+    strategy:
+      matrix:
+        include:
+         - TEST_ACME_Server: "LetsEncrypt.org_test"
+           CA_ECDSA: ""
+           CA: ""
+           CA_EMAIL: ""
+         - TEST_ACME_Server: "ZeroSSL.com"
+           CA_ECDSA: "ZeroSSL ECC Domain Secure Site CA"
+           CA: "ZeroSSL RSA Domain Secure Site CA"
+           CA_EMAIL: "githubtest@acme.sh"
+
+    runs-on: ubuntu-latest
+    env:
+      TEST_LOCAL: 1
+      TEST_ACME_Server: ${{ matrix.TEST_ACME_Server }}
+      CA_ECDSA: ${{ matrix.CA_ECDSA }}
+      CA: ${{ matrix.CA }}
+      CA_EMAIL: ${{ matrix.CA_EMAIL }}
+      NO_ECC_384: ${{ matrix.NO_ECC_384 }}
+    steps:
+    - uses: actions/checkout@v2
+    - name: Install tools
+      run: sudo apt-get install -y socat
+    - name: Clone acmetest
+      run: |
+          cd .. \
+          && git clone https://github.com/acmesh-official/acmetest.git \
+          && cp -r acme.sh acmetest/
+    - name: Run acmetest
+      run: |
+          cd ../acmetest \
+          && sudo --preserve-env ./letest.sh
+
+
diff --git a/.github/workflows/Windows.yml b/.github/workflows/Windows.yml
new file mode 100644
index 00000000..8c8e2842
--- /dev/null
+++ b/.github/workflows/Windows.yml
@@ -0,0 +1,70 @@
+name: Windows
+on:
+  push:
+    branches:
+      - '*'
+    paths:
+      - '*.sh'
+      - '.github/workflows/Windows.yml'
+
+  pull_request:
+    branches:
+      - dev
+    paths:
+      - '*.sh'
+      - '.github/workflows/Windows.yml'
+
+
+jobs:
+  Windows:
+    strategy:
+      matrix:
+        include:
+         - TEST_ACME_Server: "LetsEncrypt.org_test"
+           CA_ECDSA: ""
+           CA: ""
+           CA_EMAIL: ""
+         - TEST_ACME_Server: "ZeroSSL.com"
+           CA_ECDSA: "ZeroSSL ECC Domain Secure Site CA"
+           CA: "ZeroSSL RSA Domain Secure Site CA"
+           CA_EMAIL: "githubtest@acme.sh"
+    runs-on: windows-latest
+    env:
+      TEST_ACME_Server: ${{ matrix.TEST_ACME_Server }}
+      CA_ECDSA: ${{ matrix.CA_ECDSA }}
+      CA: ${{ matrix.CA }}
+      CA_EMAIL: ${{ matrix.CA_EMAIL }}
+      TEST_LOCAL: 1
+      #The 80 port is used by Windows server, we have to use a custom port, tunnel will also use this port.
+      Le_HTTPPort: 8888
+    steps:
+    - name: Set git to use LF
+      run: |
+          git config --global core.autocrlf false
+    - uses: actions/checkout@v2
+    - name: Install cygwin base packages with chocolatey
+      run: |
+          choco config get cacheLocation
+          choco install --no-progress cygwin
+      shell: cmd
+    - name: Install cygwin additional packages
+      run: |
+          C:\tools\cygwin\cygwinsetup.exe -qgnNdO -R C:/tools/cygwin -s http://mirrors.kernel.org/sourceware/cygwin/ -P socat,curl,cron,unzip,git
+      shell: cmd
+    - name: Set ENV
+      shell: cmd
+      run: |
+          echo PATH=C:\tools\cygwin\bin;C:\tools\cygwin\usr\bin >> %GITHUB_ENV%
+    - name: Check ENV
+      shell: cmd
+      run: |
+          echo "PATH=%PATH%"
+    - name: Clone acmetest
+      shell: cmd
+      run: cd .. && git clone https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
+    - name: Run acmetest
+      shell: cmd
+      run: cd ../acmetest && bash.exe -c ./letest.sh
+
+
+
diff --git a/.github/workflows/dockerhub.yml b/.github/workflows/dockerhub.yml
index 238fde3a..0c3aec0a 100644
--- a/.github/workflows/dockerhub.yml
+++ b/.github/workflows/dockerhub.yml
@@ -6,6 +6,11 @@ on:
       - '*'
     tags:
       - '*'
+    paths:
+      - '**.sh'
+      - "Dockerfile"
+      - '.github/workflows/dockerhub.yml'
+
     
 jobs:
   CheckToken:
diff --git a/.github/workflows/shellcheck.yml b/.github/workflows/shellcheck.yml
index b22a2fd8..940a187d 100644
--- a/.github/workflows/shellcheck.yml
+++ b/.github/workflows/shellcheck.yml
@@ -5,13 +5,13 @@ on:
       - '*'
     paths:
       - '**.sh'
-      - '**.yml'
+      - '.github/workflows/shellcheck.yml'
   pull_request:
     branches:
       - dev
     paths:
       - '**.sh'
-      - '**.yml'
+      - '.github/workflows/shellcheck.yml'
 
 jobs:
   ShellCheck:
diff --git a/Dockerfile b/Dockerfile
index 4618efaf..c42f4f39 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,6 @@
 FROM alpine:3.12
 
-RUN apk update -f \
-  && apk --no-cache add -f \
+RUN apk --no-cache add -f \
   openssl \
   openssh-client \
   coreutils \
@@ -12,8 +11,7 @@ RUN apk update -f \
   tzdata \
   oath-toolkit-oathtool \
   tar \
-  libidn \
-  && rm -rf /var/cache/apk/*
+  libidn
 
 ENV LE_CONFIG_HOME /acme.sh
 
@@ -22,7 +20,7 @@ ARG AUTO_UPGRADE=1
 ENV AUTO_UPGRADE $AUTO_UPGRADE
 
 #Install
-ADD ./ /install_acme.sh/
+COPY ./ /install_acme.sh/
 RUN cd /install_acme.sh && ([ -f /install_acme.sh/acme.sh ] && /install_acme.sh/acme.sh --install || curl https://get.acme.sh | sh) && rm -rf /install_acme.sh/
 
 
diff --git a/README.md b/README.md
index edd6442f..91a18985 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,11 @@
 # An ACME Shell script: acme.sh 
 
-![LetsEncrypt](https://github.com/acmesh-official/acme.sh/workflows/LetsEncrypt/badge.svg)
+[![FreeBSD](https://github.com/acmesh-official/acme.sh/actions/workflows/FreeBSD.yml/badge.svg)](https://github.com/acmesh-official/acme.sh/actions/workflows/FreeBSD.yml)
+[![MacOS](https://github.com/acmesh-official/acme.sh/actions/workflows/MacOS.yml/badge.svg)](https://github.com/acmesh-official/acme.sh/actions/workflows/MacOS.yml)
+[![Ubuntu](https://github.com/acmesh-official/acme.sh/actions/workflows/Ubuntu.yml/badge.svg)](https://github.com/acmesh-official/acme.sh/actions/workflows/Ubuntu.yml)
+[![Windows](https://github.com/acmesh-official/acme.sh/actions/workflows/Windows.yml/badge.svg)](https://github.com/acmesh-official/acme.sh/actions/workflows/Windows.yml)
+[![Solaris](https://github.com/acmesh-official/acme.sh/actions/workflows/Solaris.yml/badge.svg)](https://github.com/acmesh-official/acme.sh/actions/workflows/Solaris.yml)
+
 ![Shellcheck](https://github.com/acmesh-official/acme.sh/workflows/Shellcheck/badge.svg)
 ![PebbleStrict](https://github.com/acmesh-official/acme.sh/workflows/PebbleStrict/badge.svg)
 ![DockerHub](https://github.com/acmesh-official/acme.sh/workflows/Build%20DockerHub/badge.svg)
@@ -15,18 +20,18 @@
 
 - An ACME protocol client written purely in Shell (Unix shell) language.
 - Full ACME protocol implementation.
-- Support ACME v1 and ACME v2
-- Support ACME v2 wildcard certs
+- Support ECDSA certs
+- Support SAN and wildcard certs
 - Simple, powerful and very easy to use. You only need 3 minutes to learn it.
 - Bash, dash and sh compatible.
-- Purely written in Shell with no dependencies on python or the official Let's Encrypt client.
+- Purely written in Shell with no dependencies on python.
 - Just one script to issue, renew and install your certificates automatically.
 - DOES NOT require `root/sudoer` access.
-- Docker friendly
-- IPv6 support
+- Docker ready
+- IPv6 ready
 - Cron job notifications for renewal or error etc.
 
-It's probably the `easiest & smartest` shell script to automatically issue & renew the free certificates from Let's Encrypt.
+It's probably the `easiest & smartest` shell script to automatically issue & renew the free certificates.
 
 Wiki: https://github.com/acmesh-official/acme.sh/wiki
 
@@ -57,37 +62,39 @@ Twitter: [@neilpangxa](https://twitter.com/neilpangxa)
 
 | NO | Status| Platform|
 |----|-------|---------|
-|1|[![MacOS](https://github.com/acmesh-official/acme.sh/workflows/LetsEncrypt/badge.svg)](https://github.com/acmesh-official/acme.sh/actions?query=workflow%3ALetsEncrypt)|Mac OSX
-|2|[![Windows](https://github.com/acmesh-official/acme.sh/workflows/LetsEncrypt/badge.svg)](https://github.com/acmesh-official/acme.sh/actions?query=workflow%3ALetsEncrypt)|Windows (cygwin with curl, openssl and crontab included)
-|3|[![FreeBSD](https://github.com/acmesh-official/acme.sh/workflows/LetsEncrypt/badge.svg)](https://github.com/acmesh-official/acme.sh/actions?query=workflow%3ALetsEncrypt)|FreeBSD
-|4|[![Solaris](https://github.com/acmesh-official/acme.sh/workflows/LetsEncrypt/badge.svg)](https://github.com/acmesh-official/acme.sh/actions?query=workflow%3ALetsEncrypt)|Solaris
-|5|[![Ubuntu](https://github.com/acmesh-official/acme.sh/workflows/LetsEncrypt/badge.svg)](https://github.com/acmesh-official/acme.sh/actions?query=workflow%3ALetsEncrypt)| Ubuntu
-|6|[![](https://acmesh-official.github.io/acmetest/status/pfsense.svg)](https://github.com/acmesh-official/acmetest#here-are-the-latest-status)|pfsense
-|7|[![](https://acmesh-official.github.io/acmetest/status/openbsd.svg)](https://github.com/acmesh-official/acmetest#here-are-the-latest-status)|OpenBSD
-|8|[![](https://acmesh-official.github.io/acmetest/status/debian-latest.svg)](https://github.com/acmesh-official/acmetest#here-are-the-latest-status)| Debian
-|9|[![](https://acmesh-official.github.io/acmetest/status/centos-latest.svg)](https://github.com/acmesh-official/acmetest#here-are-the-latest-status)|CentOS
-|10|[![](https://acmesh-official.github.io/acmetest/status/opensuse-leap-latest.svg)](https://github.com/acmesh-official/acmetest#here-are-the-latest-status)|openSUSE
-|11|[![](https://acmesh-official.github.io/acmetest/status/alpine-latest.svg)](https://github.com/acmesh-official/acmetest#here-are-the-latest-status)|Alpine Linux (with curl)
-|12|[![](https://acmesh-official.github.io/acmetest/status/archlinux-latest.svg)](https://github.com/acmesh-official/acmetest#here-are-the-latest-status)|Archlinux
-|13|[![](https://acmesh-official.github.io/acmetest/status/fedora-latest.svg)](https://github.com/acmesh-official/acmetest#here-are-the-latest-status)|fedora
-|14|[![](https://acmesh-official.github.io/acmetest/status/kalilinux-kali.svg)](https://github.com/acmesh-official/acmetest#here-are-the-latest-status)|Kali Linux
-|15|[![](https://acmesh-official.github.io/acmetest/status/oraclelinux-latest.svg)](https://github.com/acmesh-official/acmetest#here-are-the-latest-status)|Oracle Linux
-|16|[![](https://acmesh-official.github.io/acmetest/status/proxmox.svg)](https://github.com/acmesh-official/letest#here-are-the-latest-status)| Proxmox: See Proxmox VE Wiki. Version [4.x, 5.0, 5.1](https://pve.proxmox.com/wiki/HTTPS_Certificate_Configuration_(Version_4.x,_5.0_and_5.1)#Let.27s_Encrypt_using_acme.sh), version [5.2 and up](https://pve.proxmox.com/wiki/Certificate_Management)
-|17|-----| Cloud Linux  https://github.com/acmesh-official/acme.sh/issues/111
-|18|[![](https://acmesh-official.github.io/acmetest/status/mageia.svg)](https://github.com/acmesh-official/acmetest#here-are-the-latest-status)|Mageia
-|19|-----| OpenWRT: Tested and working. See [wiki page](https://github.com/acmesh-official/acme.sh/wiki/How-to-run-on-OpenWRT)
-|20|[![](https://acmesh-official.github.io/acmetest/status/gentoo-stage3-amd64.svg)](https://github.com/acmesh-official/acmetest#here-are-the-latest-status)|Gentoo Linux
-|21|[![](https://acmesh-official.github.io/acmetest/status/clearlinux-latest.svg)](https://github.com/acmesh-official/acmetest#here-are-the-latest-status)|ClearLinux
+|1|[![MacOS](https://github.com/acmesh-official/acme.sh/actions/workflows/MacOS.yml/badge.svg)](https://github.com/acmesh-official/acme.sh/actions/workflows/MacOS.yml)|Mac OSX
+|2|[![Windows](https://github.com/acmesh-official/acme.sh/actions/workflows/Windows.yml/badge.svg)](https://github.com/acmesh-official/acme.sh/actions/workflows/Windows.yml)|Windows (cygwin with curl, openssl and crontab included)
+|3|[![FreeBSD](https://github.com/acmesh-official/acme.sh/actions/workflows/FreeBSD.yml/badge.svg)](https://github.com/acmesh-official/acme.sh/actions/workflows/FreeBSD.yml)|FreeBSD
+|4|[![Solaris](https://github.com/acmesh-official/acme.sh/actions/workflows/Solaris.yml/badge.svg)](https://github.com/acmesh-official/acme.sh/actions/workflows/Solaris.yml)|Solaris
+|5|[![Ubuntu](https://github.com/acmesh-official/acme.sh/actions/workflows/Ubuntu.yml/badge.svg)](https://github.com/acmesh-official/acme.sh/actions/workflows/Ubuntu.yml)| Ubuntu
+|6|NA|pfsense
+|7|NA|OpenBSD
+|8|[![Linux](https://github.com/acmesh-official/acme.sh/actions/workflows/Linux.yml/badge.svg)](https://github.com/acmesh-official/acme.sh/actions/workflows/Linux.yml)| Debian
+|9|[![Linux](https://github.com/acmesh-official/acme.sh/actions/workflows/Linux.yml/badge.svg)](https://github.com/acmesh-official/acme.sh/actions/workflows/Linux.yml)|CentOS
+|10|[![Linux](https://github.com/acmesh-official/acme.sh/actions/workflows/Linux.yml/badge.svg)](https://github.com/acmesh-official/acme.sh/actions/workflows/Linux.yml)|openSUSE
+|11|[![Linux](https://github.com/acmesh-official/acme.sh/actions/workflows/Linux.yml/badge.svg)](https://github.com/acmesh-official/acme.sh/actions/workflows/Linux.yml)|Alpine Linux (with curl)
+|12|[![Linux](https://github.com/acmesh-official/acme.sh/actions/workflows/Linux.yml/badge.svg)](https://github.com/acmesh-official/acme.sh/actions/workflows/Linux.yml)|Archlinux
+|13|[![Linux](https://github.com/acmesh-official/acme.sh/actions/workflows/Linux.yml/badge.svg)](https://github.com/acmesh-official/acme.sh/actions/workflows/Linux.yml)|fedora
+|14|[![Linux](https://github.com/acmesh-official/acme.sh/actions/workflows/Linux.yml/badge.svg)](https://github.com/acmesh-official/acme.sh/actions/workflows/Linux.yml)|Kali Linux
+|15|[![Linux](https://github.com/acmesh-official/acme.sh/actions/workflows/Linux.yml/badge.svg)](https://github.com/acmesh-official/acme.sh/actions/workflows/Linux.yml)|Oracle Linux
+|16|[![Linux](https://github.com/acmesh-official/acme.sh/actions/workflows/Linux.yml/badge.svg)](https://github.com/acmesh-official/acme.sh/actions/workflows/Linux.yml)|Mageia
+|17|[![Linux](https://github.com/acmesh-official/acme.sh/actions/workflows/Linux.yml/badge.svg)](https://github.com/acmesh-official/acme.sh/actions/workflows/Linux.yml)|Gentoo Linux
+|18|[![Linux](https://github.com/acmesh-official/acme.sh/actions/workflows/Linux.yml/badge.svg)](https://github.com/acmesh-official/acme.sh/actions/workflows/Linux.yml)|ClearLinux
+|19|-----| Cloud Linux  https://github.com/acmesh-official/acme.sh/issues/111
+|20|-----| OpenWRT: Tested and working. See [wiki page](https://github.com/acmesh-official/acme.sh/wiki/How-to-run-on-OpenWRT)
+|21|[![](https://acmesh-official.github.io/acmetest/status/proxmox.svg)](https://github.com/acmesh-official/letest#here-are-the-latest-status)| Proxmox: See Proxmox VE Wiki. Version [4.x, 5.0, 5.1](https://pve.proxmox.com/wiki/HTTPS_Certificate_Configuration_(Version_4.x,_5.0_and_5.1)#Let.27s_Encrypt_using_acme.sh), version [5.2 and up](https://pve.proxmox.com/wiki/Certificate_Management)
 
-For all build statuses, check our [weekly build project](https://github.com/acmesh-official/acmetest):
+
+Check our [testing project](https://github.com/acmesh-official/acmetest):
 
 https://github.com/acmesh-official/acmetest
 
 # Supported CA
 
-- Letsencrypt.org CA(default)
-- [ZeroSSL.com CA](https://github.com/acmesh-official/acme.sh/wiki/ZeroSSL.com-CA)
+- [ZeroSSL.com CA](https://github.com/acmesh-official/acme.sh/wiki/ZeroSSL.com-CA)(default)
+- Letsencrypt.org CA
 - [BuyPass.com CA](https://github.com/acmesh-official/acme.sh/wiki/BuyPass.com-CA)
+- [SSL.com CA](https://github.com/acmesh-official/acme.sh/wiki/SSL.com-CA)
 - [Pebble strict Mode](https://github.com/letsencrypt/pebble)
 - Any other [RFC8555](https://tools.ietf.org/html/rfc8555)-compliant CA
 
@@ -469,7 +476,7 @@ TODO:
 
 ### Code Contributors
 
-This project exists thanks to all the people who contribute. [[Contribute](CONTRIBUTING.md)].
+This project exists thanks to all the people who contribute.
 <a href="https://github.com/acmesh-official/acme.sh/graphs/contributors"><img src="https://opencollective.com/acmesh/contributors.svg?width=890&button=false" /></a>
 
 ### Financial Contributors
diff --git a/acme.sh b/acme.sh
index 02014657..0c4928f5 100755
--- a/acme.sh
+++ b/acme.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env sh
 
-VER=2.9.0
+VER=3.0.1
 
 PROJECT_NAME="acme.sh"
 
@@ -20,6 +20,8 @@ _SUB_FOLDER_DEPLOY="deploy"
 
 _SUB_FOLDERS="$_SUB_FOLDER_DNSAPI $_SUB_FOLDER_DEPLOY $_SUB_FOLDER_NOTIFY"
 
+CA_LETSENCRYPT_V1="https://acme-v01.api.letsencrypt.org/directory"
+
 CA_LETSENCRYPT_V2="https://acme-v02.api.letsencrypt.org/directory"
 CA_LETSENCRYPT_V2_TEST="https://acme-staging-v02.api.letsencrypt.org/directory"
 
@@ -29,18 +31,22 @@ CA_BUYPASS_TEST="https://api.test4.buypass.no/acme/directory"
 CA_ZEROSSL="https://acme.zerossl.com/v2/DV90"
 _ZERO_EAB_ENDPOINT="http://api.zerossl.com/acme/eab-credentials-email"
 
-DEFAULT_CA=$CA_LETSENCRYPT_V2
+CA_SSLCOM_RSA="https://acme.ssl.com/sslcom-dv-rsa"
+CA_SSLCOM_ECC="https://acme.ssl.com/sslcom-dv-ecc"
+
+DEFAULT_CA=$CA_ZEROSSL
 DEFAULT_STAGING_CA=$CA_LETSENCRYPT_V2_TEST
 
 CA_NAMES="
+ZeroSSL.com,zerossl
 LetsEncrypt.org,letsencrypt
 LetsEncrypt.org_test,letsencrypt_test,letsencrypttest
 BuyPass.com,buypass
 BuyPass.com_test,buypass_test,buypasstest
-ZeroSSL.com,zerossl
+SSL.com,sslcom
 "
 
-CA_SERVERS="$CA_LETSENCRYPT_V2,$CA_LETSENCRYPT_V2_TEST,$CA_BUYPASS,$CA_BUYPASS_TEST,$CA_ZEROSSL"
+CA_SERVERS="$CA_ZEROSSL,$CA_LETSENCRYPT_V2,$CA_LETSENCRYPT_V2_TEST,$CA_BUYPASS,$CA_BUYPASS_TEST,$CA_SSLCOM_RSA"
 
 DEFAULT_USER_AGENT="$PROJECT_NAME/$VER ($PROJECT)"
 
@@ -155,6 +161,8 @@ _REVOKE_WIKI="https://github.com/acmesh-official/acme.sh/wiki/revokecert"
 
 _ZEROSSL_WIKI="https://github.com/acmesh-official/acme.sh/wiki/ZeroSSL.com-CA"
 
+_SSLCOM_WIKI="https://github.com/acmesh-official/acme.sh/wiki/SSL.com-CA"
+
 _SERVER_WIKI="https://github.com/acmesh-official/acme.sh/wiki/Server"
 
 _PREFERRED_CHAIN_WIKI="https://github.com/acmesh-official/acme.sh/wiki/Preferred-Chain"
@@ -1210,7 +1218,7 @@ _createcsr() {
   _debug2 csr "$csr"
   _debug2 csrconf "$csrconf"
 
-  printf "[ req_distinguished_name ]\n[ req ]\ndistinguished_name = req_distinguished_name\nreq_extensions = v3_req\n[ v3_req ]\n\nkeyUsage = nonRepudiation, digitalSignature, keyEncipherment" >"$csrconf"
+  printf "[ req_distinguished_name ]\n[ req ]\ndistinguished_name = req_distinguished_name\nreq_extensions = v3_req\n[ v3_req ]\n\n" >"$csrconf"
 
   if [ "$acmeValidationv1" ]; then
     domainlist="$(_idn "$domainlist")"
@@ -1762,7 +1770,7 @@ _inithttp() {
     if [ -z "$ACME_HTTP_NO_REDIRECTS" ]; then
       _ACME_CURL="$_ACME_CURL -L "
     fi
-    if [ "$DEBUG" ] && [ "$DEBUG" -ge "2" ]; then
+    if [ "$DEBUG" ] && [ "$DEBUG" -ge 2 ]; then
       _CURL_DUMP="$(_mktemp)"
       _ACME_CURL="$_ACME_CURL --trace-ascii $_CURL_DUMP "
     fi
@@ -1802,6 +1810,8 @@ _inithttp() {
 
 }
 
+_HTTP_MAX_RETRY=8
+
 # body  url [needbase64] [POST|PUT|DELETE] [ContentType]
 _post() {
   body="$1"
@@ -1809,6 +1819,33 @@ _post() {
   needbase64="$3"
   httpmethod="$4"
   _postContentType="$5"
+  _sleep_retry_sec=1
+  _http_retry_times=0
+  _hcode=0
+  while [ "${_http_retry_times}" -le "$_HTTP_MAX_RETRY" ]; do
+    [ "$_http_retry_times" = "$_HTTP_MAX_RETRY" ]
+    _lastHCode="$?"
+    _debug "Retrying post"
+    _post_impl "$body" "$_post_url" "$needbase64" "$httpmethod" "$_postContentType" "$_lastHCode"
+    _hcode="$?"
+    _debug _hcode "$_hcode"
+    if [ "$_hcode" = "0" ]; then
+      break
+    fi
+    _http_retry_times=$(_math $_http_retry_times + 1)
+    _sleep $_sleep_retry_sec
+  done
+  return $_hcode
+}
+
+# body  url [needbase64] [POST|PUT|DELETE] [ContentType] [displayError]
+_post_impl() {
+  body="$1"
+  _post_url="$2"
+  needbase64="$3"
+  httpmethod="$4"
+  _postContentType="$5"
+  displayError="$6"
 
   if [ -z "$httpmethod" ]; then
     httpmethod="POST"
@@ -1860,7 +1897,9 @@ _post() {
     fi
     _ret="$?"
     if [ "$_ret" != "0" ]; then
-      _err "Please refer to https://curl.haxx.se/libcurl/c/libcurl-errors.html for error code: $_ret"
+      if [ -z "$displayError" ] || [ "$displayError" = "0" ]; then
+        _err "Please refer to https://curl.haxx.se/libcurl/c/libcurl-errors.html for error code: $_ret"
+      fi
       if [ "$DEBUG" ] && [ "$DEBUG" -ge "2" ]; then
         _err "Here is the curl dump log:"
         _err "$(cat "$_CURL_DUMP")"
@@ -1916,7 +1955,9 @@ _post() {
       _debug "wget returns 8, the server returns a 'Bad request' response, lets process the response later."
     fi
     if [ "$_ret" != "0" ]; then
-      _err "Please refer to https://www.gnu.org/software/wget/manual/html_node/Exit-Status.html for error code: $_ret"
+      if [ -z "$displayError" ] || [ "$displayError" = "0" ]; then
+        _err "Please refer to https://www.gnu.org/software/wget/manual/html_node/Exit-Status.html for error code: $_ret"
+      fi
     fi
     _sed_i "s/^ *//g" "$HTTP_HEADER"
   else
@@ -1930,13 +1971,38 @@ _post() {
 
 # url getheader timeout
 _get() {
+  url="$1"
+  onlyheader="$2"
+  t="$3"
+  _sleep_retry_sec=1
+  _http_retry_times=0
+  _hcode=0
+  while [ "${_http_retry_times}" -le "$_HTTP_MAX_RETRY" ]; do
+    [ "$_http_retry_times" = "$_HTTP_MAX_RETRY" ]
+    _lastHCode="$?"
+    _debug "Retrying GET"
+    _get_impl "$url" "$onlyheader" "$t" "$_lastHCode"
+    _hcode="$?"
+    _debug _hcode "$_hcode"
+    if [ "$_hcode" = "0" ]; then
+      break
+    fi
+    _http_retry_times=$(_math $_http_retry_times + 1)
+    _sleep $_sleep_retry_sec
+  done
+  return $_hcode
+}
+
+# url getheader timeout displayError
+_get_impl() {
   _debug GET
   url="$1"
   onlyheader="$2"
   t="$3"
+  displayError="$4"
   _debug url "$url"
   _debug "timeout=$t"
-
+  _debug "displayError" "$displayError"
   _inithttp
 
   if [ "$_ACME_CURL" ] && [ "${ACME_USE_WGET:-0}" = "0" ]; then
@@ -1955,7 +2021,9 @@ _get() {
     fi
     ret=$?
     if [ "$ret" != "0" ]; then
-      _err "Please refer to https://curl.haxx.se/libcurl/c/libcurl-errors.html for error code: $ret"
+      if [ -z "$displayError" ] || [ "$displayError" = "0" ]; then
+        _err "Please refer to https://curl.haxx.se/libcurl/c/libcurl-errors.html for error code: $ret"
+      fi
       if [ "$DEBUG" ] && [ "$DEBUG" -ge "2" ]; then
         _err "Here is the curl dump log:"
         _err "$(cat "$_CURL_DUMP")"
@@ -1981,7 +2049,9 @@ _get() {
       _debug "wget returns 8, the server returns a 'Bad request' response, lets process the response later."
     fi
     if [ "$ret" != "0" ]; then
-      _err "Please refer to https://www.gnu.org/software/wget/manual/html_node/Exit-Status.html for error code: $ret"
+      if [ -z "$displayError" ] || [ "$displayError" = "0" ]; then
+        _err "Please refer to https://www.gnu.org/software/wget/manual/html_node/Exit-Status.html for error code: $ret"
+      fi
     fi
   else
     ret=$?
@@ -2529,17 +2599,33 @@ __initHome() {
   fi
 }
 
+_clearAPI() {
+  ACME_NEW_ACCOUNT=""
+  ACME_KEY_CHANGE=""
+  ACME_NEW_AUTHZ=""
+  ACME_NEW_ORDER=""
+  ACME_REVOKE_CERT=""
+  ACME_NEW_NONCE=""
+  ACME_AGREEMENT=""
+}
+
 #server
 _initAPI() {
   _api_server="${1:-$ACME_DIRECTORY}"
   _debug "_init api for server: $_api_server"
 
-  if [ -z "$ACME_NEW_ACCOUNT" ]; then
+  MAX_API_RETRY_TIMES=10
+  _sleep_retry_sec=10
+  _request_retry_times=0
+  while [ -z "$ACME_NEW_ACCOUNT" ] && [ "${_request_retry_times}" -lt "$MAX_API_RETRY_TIMES" ]; do
+    _request_retry_times=$(_math "$_request_retry_times" + 1)
     response=$(_get "$_api_server")
     if [ "$?" != "0" ]; then
       _debug2 "response" "$response"
-      _err "Can not init api."
-      return 1
+      _info "Can not init api for: $_api_server."
+      _info "Sleep $_sleep_retry_sec and retry."
+      _sleep "$_sleep_retry_sec"
+      continue
     fi
     response=$(echo "$response" | _json_decode)
     _debug2 "response" "$response"
@@ -2572,8 +2658,17 @@ _initAPI() {
     _debug "ACME_REVOKE_CERT" "$ACME_REVOKE_CERT"
     _debug "ACME_AGREEMENT" "$ACME_AGREEMENT"
     _debug "ACME_NEW_NONCE" "$ACME_NEW_NONCE"
-
+    if [ "$ACME_NEW_ACCOUNT" ] && [ "$ACME_NEW_ORDER" ]; then
+      return 0
+    fi
+    _info "Sleep $_sleep_retry_sec and retry."
+    _sleep "$_sleep_retry_sec"
+  done
+  if [ "$ACME_NEW_ACCOUNT" ] && [ "$ACME_NEW_ORDER" ]; then
+    return 0
   fi
+  _err "Can not init api, for $_api_server"
+  return 1
 }
 
 #[domain]  [keylength or isEcc flag]
@@ -2617,15 +2712,44 @@ _initpath() {
   _ACME_SERVER_HOST="$(echo "$ACME_DIRECTORY" | cut -d : -f 2 | tr -s / | cut -d / -f 2)"
   _debug2 "_ACME_SERVER_HOST" "$_ACME_SERVER_HOST"
 
-  CA_DIR="$CA_HOME/$_ACME_SERVER_HOST"
+  _ACME_SERVER_PATH="$(echo "$ACME_DIRECTORY" | cut -d : -f 2- | tr -s / | cut -d / -f 3-)"
+  _debug2 "_ACME_SERVER_PATH" "$_ACME_SERVER_PATH"
 
+  CA_DIR="$CA_HOME/$_ACME_SERVER_HOST/$_ACME_SERVER_PATH"
   _DEFAULT_CA_CONF="$CA_DIR/ca.conf"
-
   if [ -z "$CA_CONF" ]; then
     CA_CONF="$_DEFAULT_CA_CONF"
   fi
   _debug3 CA_CONF "$CA_CONF"
 
+  _OLD_CADIR="$CA_HOME/$_ACME_SERVER_HOST"
+  _OLD_ACCOUNT_KEY="$_OLD_CADIR/account.key"
+  _OLD_ACCOUNT_JSON="$_OLD_CADIR/account.json"
+  _OLD_CA_CONF="$_OLD_CADIR/ca.conf"
+
+  _DEFAULT_ACCOUNT_KEY_PATH="$CA_DIR/account.key"
+  _DEFAULT_ACCOUNT_JSON_PATH="$CA_DIR/account.json"
+  if [ -z "$ACCOUNT_KEY_PATH" ]; then
+    ACCOUNT_KEY_PATH="$_DEFAULT_ACCOUNT_KEY_PATH"
+    if [ -f "$_OLD_ACCOUNT_KEY" ] && ! [ -f "$ACCOUNT_KEY_PATH" ]; then
+      mkdir -p "$CA_DIR"
+      mv "$_OLD_ACCOUNT_KEY" "$ACCOUNT_KEY_PATH"
+    fi
+  fi
+
+  if [ -z "$ACCOUNT_JSON_PATH" ]; then
+    ACCOUNT_JSON_PATH="$_DEFAULT_ACCOUNT_JSON_PATH"
+    if [ -f "$_OLD_ACCOUNT_JSON" ] && ! [ -f "$ACCOUNT_JSON_PATH" ]; then
+      mkdir -p "$CA_DIR"
+      mv "$_OLD_ACCOUNT_JSON" "$ACCOUNT_JSON_PATH"
+    fi
+  fi
+
+  if [ -f "$_OLD_CA_CONF" ] && ! [ -f "$CA_CONF" ]; then
+    mkdir -p "$CA_DIR"
+    mv "$_OLD_CA_CONF" "$CA_CONF"
+  fi
+
   if [ -f "$CA_CONF" ]; then
     . "$CA_CONF"
   fi
@@ -2646,19 +2770,6 @@ _initpath() {
     HTTP_HEADER="$LE_CONFIG_HOME/http.header"
   fi
 
-  _OLD_ACCOUNT_KEY="$LE_WORKING_DIR/account.key"
-  _OLD_ACCOUNT_JSON="$LE_WORKING_DIR/account.json"
-
-  _DEFAULT_ACCOUNT_KEY_PATH="$CA_DIR/account.key"
-  _DEFAULT_ACCOUNT_JSON_PATH="$CA_DIR/account.json"
-  if [ -z "$ACCOUNT_KEY_PATH" ]; then
-    ACCOUNT_KEY_PATH="$_DEFAULT_ACCOUNT_KEY_PATH"
-  fi
-
-  if [ -z "$ACCOUNT_JSON_PATH" ]; then
-    ACCOUNT_JSON_PATH="$_DEFAULT_ACCOUNT_JSON_PATH"
-  fi
-
   _DEFAULT_CERT_HOME="$LE_CONFIG_HOME"
   if [ -z "$CERT_HOME" ]; then
     CERT_HOME="$_DEFAULT_CERT_HOME"
@@ -3056,10 +3167,10 @@ _checkConf() {
       _debug "Try include files"
       for included in $(cat "$2" | tr "\t" " " | grep "^ *include *.*;" | sed "s/include //" | tr -d " ;"); do
         _debug "check included $included"
-        if !_startswith "$included" "/" && _exists dirname; then
+        if ! _startswith "$included" "/" && _exists dirname; then
           _relpath="$(dirname "$_c_file")"
           _debug "_relpath" "$_relpath"
-          included="$_relpath/included"
+          included="$_relpath/$included"
         fi
         if _checkConf "$1" "$included"; then
           return 0
@@ -3271,6 +3382,8 @@ _on_before_issue() {
   if [ "$_chk_pre_hook" ]; then
     _info "Run pre hook:'$_chk_pre_hook'"
     if ! (
+      export Le_Domain="$_chk_main_domain"
+      export Le_Alt="$_chk_alt_domains"
       cd "$DOMAIN_PATH" && eval "$_chk_pre_hook"
     ); then
       _err "Error when run pre hook."
@@ -3332,7 +3445,7 @@ _on_before_issue() {
       _netprc="$(_ss "$_checkport" | grep "$_checkport")"
       netprc="$(echo "$_netprc" | grep "$_checkaddr")"
       if [ -z "$netprc" ]; then
-        netprc="$(echo "$_netprc" | grep "$LOCAL_ANY_ADDRESS")"
+        netprc="$(echo "$_netprc" | grep "$LOCAL_ANY_ADDRESS:$_checkport")"
       fi
       if [ "$netprc" ]; then
         _err "$netprc"
@@ -3489,15 +3602,6 @@ _regAccount() {
   _initAPI
 
   mkdir -p "$CA_DIR"
-  if [ ! -f "$ACCOUNT_KEY_PATH" ] && [ -f "$_OLD_ACCOUNT_KEY" ]; then
-    _info "mv $_OLD_ACCOUNT_KEY to $ACCOUNT_KEY_PATH"
-    mv "$_OLD_ACCOUNT_KEY" "$ACCOUNT_KEY_PATH"
-  fi
-
-  if [ ! -f "$ACCOUNT_JSON_PATH" ] && [ -f "$_OLD_ACCOUNT_JSON" ]; then
-    _info "mv $_OLD_ACCOUNT_JSON to $ACCOUNT_JSON_PATH"
-    mv "$_OLD_ACCOUNT_JSON" "$ACCOUNT_JSON_PATH"
-  fi
 
   if [ ! -f "$ACCOUNT_KEY_PATH" ]; then
     if ! _create_account_key "$_reg_length"; then
@@ -3526,8 +3630,10 @@ _regAccount() {
     if [ -z "$_eab_id" ] || [ -z "$_eab_hmac_key" ]; then
       _info "No EAB credentials found for ZeroSSL, let's get one"
       if [ -z "$_email" ]; then
-        _err "Please provide a email address for ZeroSSL account."
-        _err "See ZeroSSL usage: $_ZEROSSL_WIKI"
+        _info "$(__green "$PROJECT_NAME is using ZeroSSL as default CA now.")"
+        _info "$(__green "Please update your account with an email address first.")"
+        _info "$(__green "$PROJECT_ENTRY --register-account -m my@example.com")"
+        _info "See: $(__green "$_ZEROSSL_WIKI")"
         return 1
       fi
       _eabresp=$(_post "email=$_email" $_ZERO_EAB_ENDPOINT)
@@ -3536,13 +3642,15 @@ _regAccount() {
         _err "Can not get EAB credentials from ZeroSSL."
         return 1
       fi
-      _debug2 "$_eabresp"
-      _eab_id="$(echo "$_eabresp" | tr ',}' '\n' | grep '"eab_kid"' | cut -d : -f 2 | tr -d '"')"
+      _secure_debug2 _eabresp "$_eabresp"
+      _eab_id="$(echo "$_eabresp" | tr ',}' '\n\n' | grep '"eab_kid"' | cut -d : -f 2 | tr -d '"')"
+      _secure_debug2 _eab_id "$_eab_id"
       if [ -z "$_eab_id" ]; then
         _err "Can not resolve _eab_id"
         return 1
       fi
-      _eab_hmac_key="$(echo "$_eabresp" | tr ',}' '\n' | grep '"eab_hmac_key"' | cut -d : -f 2 | tr -d '"')"
+      _eab_hmac_key="$(echo "$_eabresp" | tr ',}' '\n\n' | grep '"eab_hmac_key"' | cut -d : -f 2 | tr -d '"')"
+      _secure_debug2 _eab_hmac_key "$_eab_hmac_key"
       if [ -z "$_eab_hmac_key" ]; then
         _err "Can not resolve _eab_hmac_key"
         return 1
@@ -3564,7 +3672,7 @@ _regAccount() {
     eab_sign_t="$eab_protected64.$eab_payload64"
     _debug3 eab_sign_t "$eab_sign_t"
 
-    key_hex="$(_durl_replace_base64 "$_eab_hmac_key" | _dbase64 | _hex_dump | tr -d ' ')"
+    key_hex="$(_durl_replace_base64 "$_eab_hmac_key" | _dbase64 multi | _hex_dump | tr -d ' ')"
     _debug3 key_hex "$key_hex"
 
     eab_signature=$(printf "%s" "$eab_sign_t" | _hmac sha256 $key_hex | _base64 | _url_replace)
@@ -3631,16 +3739,6 @@ _regAccount() {
 updateaccount() {
   _initpath
 
-  if [ ! -f "$ACCOUNT_KEY_PATH" ] && [ -f "$_OLD_ACCOUNT_KEY" ]; then
-    _info "mv $_OLD_ACCOUNT_KEY to $ACCOUNT_KEY_PATH"
-    mv "$_OLD_ACCOUNT_KEY" "$ACCOUNT_KEY_PATH"
-  fi
-
-  if [ ! -f "$ACCOUNT_JSON_PATH" ] && [ -f "$_OLD_ACCOUNT_JSON" ]; then
-    _info "mv $_OLD_ACCOUNT_JSON to $ACCOUNT_JSON_PATH"
-    mv "$_OLD_ACCOUNT_JSON" "$ACCOUNT_JSON_PATH"
-  fi
-
   if [ ! -f "$ACCOUNT_KEY_PATH" ]; then
     _err "Account key is not found at: $ACCOUNT_KEY_PATH"
     return 1
@@ -3683,16 +3781,6 @@ updateaccount() {
 deactivateaccount() {
   _initpath
 
-  if [ ! -f "$ACCOUNT_KEY_PATH" ] && [ -f "$_OLD_ACCOUNT_KEY" ]; then
-    _info "mv $_OLD_ACCOUNT_KEY to $ACCOUNT_KEY_PATH"
-    mv "$_OLD_ACCOUNT_KEY" "$ACCOUNT_KEY_PATH"
-  fi
-
-  if [ ! -f "$ACCOUNT_JSON_PATH" ] && [ -f "$_OLD_ACCOUNT_JSON" ]; then
-    _info "mv $_OLD_ACCOUNT_JSON to $ACCOUNT_JSON_PATH"
-    mv "$_OLD_ACCOUNT_JSON" "$ACCOUNT_JSON_PATH"
-  fi
-
   if [ ! -f "$ACCOUNT_KEY_PATH" ]; then
     _err "Account key is not found at: $ACCOUNT_KEY_PATH"
     return 1
@@ -3903,7 +3991,7 @@ _ns_lookup_ali() {
 }
 
 _ns_is_available_dp() {
-  if _get "https://dns.alidns.com" "" 1 >/dev/null 2>&1; then
+  if _get "https://doh.pub" "" 1 >/dev/null 2>&1; then
     return 0
   else
     return 1
@@ -4123,6 +4211,10 @@ issue() {
   if [ -z "$_ACME_IS_RENEW" ]; then
     _initpath "$_main_domain" "$_key_length"
     mkdir -p "$DOMAIN_PATH"
+  elif ! _hasfield "$_web_roots" "$W_DNS"; then
+    Le_OrderFinalize=""
+    Le_LinkOrder=""
+    Le_LinkCert=""
   fi
 
   if _hasfield "$_web_roots" "$W_DNS" && [ -z "$FORCE_DNS_MANUAL" ]; then
@@ -4132,7 +4224,9 @@ issue() {
 
   _debug "Using ACME_DIRECTORY: $ACME_DIRECTORY"
 
-  _initAPI
+  if ! _initAPI; then
+    return 1
+  fi
 
   if [ -f "$DOMAIN_CONF" ]; then
     Le_NextRenewTime=$(_readdomainconf Le_NextRenewTime)
@@ -4688,26 +4782,13 @@ $_authorizations_map"
         return 1
       fi
 
-      _debug "sleep 2 secs to verify"
-      sleep 2
-      _debug "checking"
-
-      _send_signed_request "$uri"
-
-      if [ "$?" != "0" ]; then
-        _err "$d:Verify error:$response"
-        _clearupwebbroot "$_currentRoot" "$removelevel" "$token"
-        _clearup
-        _on_issue_err "$_post_hook" "$vlist"
-        return 1
-      fi
       _debug2 original "$response"
 
       response="$(echo "$response" | _normalizeJson)"
       _debug2 response "$response"
 
       status=$(echo "$response" | _egrep_o '"status":"[^"]*' | cut -d : -f 2 | tr -d '"')
-
+      _debug2 status "$status"
       if _contains "$status" "invalid"; then
         error="$(echo "$response" | _egrep_o '"error":\{[^\}]*')"
         _debug2 error "$error"
@@ -4739,9 +4820,9 @@ $_authorizations_map"
       fi
 
       if [ "$status" = "pending" ]; then
-        _info "Pending"
+        _info "Pending, The CA is processing your order, please just wait. ($waittimes/$MAX_RETRY_TIMES)"
       elif [ "$status" = "processing" ]; then
-        _info "Processing"
+        _info "Processing, The CA is processing your order, please just wait. ($waittimes/$MAX_RETRY_TIMES)"
       else
         _err "$d:Verify error:$response"
         _clearupwebbroot "$_currentRoot" "$removelevel" "$token"
@@ -4749,7 +4830,19 @@ $_authorizations_map"
         _on_issue_err "$_post_hook" "$vlist"
         return 1
       fi
+      _debug "sleep 2 secs to verify again"
+      sleep 2
+      _debug "checking"
 
+      _send_signed_request "$uri"
+
+      if [ "$?" != "0" ]; then
+        _err "$d:Verify error:$response"
+        _clearupwebbroot "$_currentRoot" "$removelevel" "$token"
+        _clearup
+        _on_issue_err "$_post_hook" "$vlist"
+        return 1
+      fi
     done
 
   done
@@ -4895,10 +4988,10 @@ $_authorizations_map"
     _info "$(__green "Cert success.")"
     cat "$CERT_PATH"
 
-    _info "Your cert is in $(__green " $CERT_PATH ")"
+    _info "Your cert is in: $(__green "$CERT_PATH")"
 
     if [ -f "$CERT_KEY_PATH" ]; then
-      _info "Your cert key is in $(__green " $CERT_KEY_PATH ")"
+      _info "Your cert key is in: $(__green "$CERT_KEY_PATH")"
     fi
 
     if [ ! "$USER_PATH" ] || [ ! "$_ACME_IN_CRON" ]; then
@@ -4907,8 +5000,8 @@ $_authorizations_map"
     fi
   fi
 
-  [ -f "$CA_CERT_PATH" ] && _info "The intermediate CA cert is in $(__green " $CA_CERT_PATH ")"
-  [ -f "$CERT_FULLCHAIN_PATH" ] && _info "And the full chain certs is there: $(__green " $CERT_FULLCHAIN_PATH ")"
+  [ -f "$CA_CERT_PATH" ] && _info "The intermediate CA cert is in: $(__green "$CA_CERT_PATH")"
+  [ -f "$CERT_FULLCHAIN_PATH" ] && _info "And the full chain certs is there: $(__green "$CERT_FULLCHAIN_PATH")"
 
   Le_CertCreateTime=$(_time)
   _savedomainconf "Le_CertCreateTime" "$Le_CertCreateTime"
@@ -5019,8 +5112,16 @@ renew() {
 
   . "$DOMAIN_CONF"
   _debug Le_API "$Le_API"
+  if [ -z "$Le_API" ] || [ "$CA_LETSENCRYPT_V1" = "$Le_API" ]; then
+    #if this is from an old version, Le_API is empty,
+    #so, we force to use letsencrypt server
+    Le_API="$CA_LETSENCRYPT_V2"
+  fi
 
   if [ "$Le_API" ]; then
+    if [ "$Le_API" != "$ACME_DIRECTORY" ]; then
+      _clearAPI
+    fi
     export ACME_DIRECTORY="$Le_API"
     #reload ca configs
     ACCOUNT_KEY_PATH=""
@@ -5028,6 +5129,7 @@ renew() {
     CA_CONF=""
     _debug3 "initpath again."
     _initpath "$Le_Domain" "$_isEcc"
+    _initAPI
   fi
 
   if [ -z "$FORCE" ] && [ "$Le_NextRenewTime" ] && [ "$(_time)" -lt "$Le_NextRenewTime" ]; then
@@ -5443,7 +5545,7 @@ _installcert() {
   mkdir -p "$_backup_path"
 
   if [ "$_real_cert" ]; then
-    _info "Installing cert to:$_real_cert"
+    _info "Installing cert to: $_real_cert"
     if [ -f "$_real_cert" ] && [ ! "$_ACME_IS_RENEW" ]; then
       cp "$_real_cert" "$_backup_path/cert.bak"
     fi
@@ -5451,7 +5553,7 @@ _installcert() {
   fi
 
   if [ "$_real_ca" ]; then
-    _info "Installing CA to:$_real_ca"
+    _info "Installing CA to: $_real_ca"
     if [ "$_real_ca" = "$_real_cert" ]; then
       echo "" >>"$_real_ca"
       cat "$CA_CERT_PATH" >>"$_real_ca" || return 1
@@ -5464,7 +5566,7 @@ _installcert() {
   fi
 
   if [ "$_real_key" ]; then
-    _info "Installing key to:$_real_key"
+    _info "Installing key to: $_real_key"
     if [ -f "$_real_key" ] && [ ! "$_ACME_IS_RENEW" ]; then
       cp "$_real_key" "$_backup_path/key.bak"
     fi
@@ -5477,7 +5579,7 @@ _installcert() {
   fi
 
   if [ "$_real_fullchain" ]; then
-    _info "Installing full chain to:$_real_fullchain"
+    _info "Installing full chain to: $_real_fullchain"
     if [ -f "$_real_fullchain" ] && [ ! "$_ACME_IS_RENEW" ]; then
       cp "$_real_fullchain" "$_backup_path/fullchain.bak"
     fi
@@ -5645,7 +5747,7 @@ uninstallcronjob() {
   _info "Removing cron job"
   cr="$($_CRONTAB -l | grep "$PROJECT_ENTRY --cron")"
   if [ "$cr" ]; then
-    if _exists uname && uname -a | grep solaris >/dev/null; then
+    if _exists uname && uname -a | grep SunOS >/dev/null; then
       $_CRONTAB -l | sed "/$PROJECT_ENTRY --cron/d" | $_CRONTAB --
     else
       $_CRONTAB -l | sed "/$PROJECT_ENTRY --cron/d" | $_CRONTAB -
@@ -5685,6 +5787,23 @@ revoke() {
     return 1
   fi
 
+  . "$DOMAIN_CONF"
+  _debug Le_API "$Le_API"
+
+  if [ "$Le_API" ]; then
+    if [ "$Le_API" != "$ACME_DIRECTORY" ]; then
+      _clearAPI
+    fi
+    export ACME_DIRECTORY="$Le_API"
+    #reload ca configs
+    ACCOUNT_KEY_PATH=""
+    ACCOUNT_JSON_PATH=""
+    CA_CONF=""
+    _debug3 "initpath again."
+    _initpath "$Le_Domain" "$_isEcc"
+    _initAPI
+  fi
+
   cert="$(_getfile "${CERT_PATH}" "${BEGIN_CERT}" "${END_CERT}" | tr -d "\r\n" | _url_replace)"
 
   if [ -z "$cert" ]; then
@@ -5764,7 +5883,24 @@ remove() {
 _deactivate() {
   _d_domain="$1"
   _d_type="$2"
-  _initpath
+  _initpath "$_d_domain" "$_d_type"
+
+  . "$DOMAIN_CONF"
+  _debug Le_API "$Le_API"
+
+  if [ "$Le_API" ]; then
+    if [ "$Le_API" != "$ACME_DIRECTORY" ]; then
+      _clearAPI
+    fi
+    export ACME_DIRECTORY="$Le_API"
+    #reload ca configs
+    ACCOUNT_KEY_PATH=""
+    ACCOUNT_JSON_PATH=""
+    CA_CONF=""
+    _debug3 "initpath again."
+    _initpath "$Le_Domain" "$_d_type"
+    _initAPI
+  fi
 
   _identifiers="{\"type\":\"dns\",\"value\":\"$_d_domain\"}"
   if ! _send_signed_request "$ACME_NEW_ORDER" "{\"identifiers\": [$_identifiers]}"; then
@@ -5795,7 +5931,7 @@ _deactivate() {
   _debug2 response "$response"
   _URL_NAME="url"
 
-  entries="$(echo "$response" | tr '][' '==' | _egrep_o "challenges\": *=[^=]*=" | tr '}{' '\n' | grep "\"status\": *\"valid\"")"
+  entries="$(echo "$response" | tr '][' '==' | _egrep_o "challenges\": *=[^=]*=" | tr '}{' '\n\n' | grep "\"status\": *\"valid\"")"
   if [ -z "$entries" ]; then
     _info "No valid entries found."
     if [ -z "$thumbprint" ]; then
@@ -6559,7 +6695,7 @@ _getRepoHash() {
   _hash_path=$1
   shift
   _hash_url="https://api.github.com/repos/acmesh-official/$PROJECT_NAME/git/refs/$_hash_path"
-  _get $_hash_url | tr -d "\r\n" | tr '{},' '\n' | grep '"sha":' | cut -d '"' -f 4
+  _get $_hash_url | tr -d "\r\n" | tr '{},' '\n\n\n' | grep '"sha":' | cut -d '"' -f 4
 }
 
 _getUpgradeHash() {
@@ -6632,9 +6768,10 @@ _checkSudo() {
   return 0
 }
 
-#server
+#server  #keylength
 _selectServer() {
   _server="$1"
+  _skeylength="$2"
   _server_lower="$(echo "$_server" | _lower_case)"
   _sindex=0
   for snames in $CA_NAMES; do
@@ -6645,6 +6782,9 @@ _selectServer() {
       if [ "$_server_lower" = "$sname" ]; then
         _debug2 "_selectServer match $sname"
         _serverdir="$(_getfield "$CA_SERVERS" $_sindex)"
+        if [ "$_serverdir" = "$CA_SSLCOM_RSA" ] && _isEccKey "$_skeylength"; then
+          _serverdir="$CA_SSLCOM_ECC"
+        fi
         _debug "Selected server: $_serverdir"
         ACME_DIRECTORY="$_serverdir"
         export ACME_DIRECTORY
@@ -6662,6 +6802,9 @@ _getCAShortName() {
   if [ -z "$caurl" ]; then
     caurl="$DEFAULT_CA"
   fi
+  if [ "$CA_SSLCOM_ECC" = "$caurl" ]; then
+    caurl="$CA_SSLCOM_RSA" #just hack to get the short name
+  fi
   caurl_lower="$(echo $caurl | _lower_case)"
   _sindex=0
   for surl in $(echo "$CA_SERVERS" | _lower_case | tr , ' '); do
@@ -6876,7 +7019,6 @@ _process() {
       ;;
     --server)
       _server="$2"
-      _selectServer "$_server"
       shift
       ;;
     --debug)
@@ -6975,7 +7117,6 @@ _process() {
       Le_DNSSleep="$_dnssleep"
       shift
       ;;
-
     --keylength | -k)
       _keylength="$2"
       shift
@@ -6984,7 +7125,6 @@ _process() {
       _accountkeylength="$2"
       shift
       ;;
-
     --cert-file | --certpath)
       _cert_file="$2"
       shift
@@ -7248,6 +7388,10 @@ _process() {
     shift 1
   done
 
+  if [ "$_server" ]; then
+    _selectServer "$_server" "${_ecc:-$_keylength}"
+  fi
+
   if [ "${_CMD}" != "install" ]; then
     if [ "$__INTERACTIVE" ] && ! _checkSudo; then
       if [ -z "$FORCE" ]; then
diff --git a/deploy/consul.sh b/deploy/consul.sh
new file mode 100644
index 00000000..f93fb452
--- /dev/null
+++ b/deploy/consul.sh
@@ -0,0 +1,98 @@
+#!/usr/bin/env sh
+
+# Here is a script to deploy cert to hashicorp consul using curl
+# (https://www.consul.io/)
+#
+# it requires following environment variables:
+#
+# CONSUL_PREFIX - this contains the prefix path in consul
+# CONSUL_HTTP_ADDR - consul requires this to find your consul server
+#
+# additionally, you need to ensure that CONSUL_HTTP_TOKEN is available
+# to access the consul server
+
+#returns 0 means success, otherwise error.
+
+########  Public functions #####################
+
+#domain keyfile certfile cafile fullchain
+consul_deploy() {
+
+  _cdomain="$1"
+  _ckey="$2"
+  _ccert="$3"
+  _cca="$4"
+  _cfullchain="$5"
+
+  _debug _cdomain "$_cdomain"
+  _debug _ckey "$_ckey"
+  _debug _ccert "$_ccert"
+  _debug _cca "$_cca"
+  _debug _cfullchain "$_cfullchain"
+
+  # validate required env vars
+  _getdeployconf CONSUL_PREFIX
+  if [ -z "$CONSUL_PREFIX" ]; then
+    _err "CONSUL_PREFIX needs to be defined (contains prefix path in vault)"
+    return 1
+  fi
+  _savedeployconf CONSUL_PREFIX "$CONSUL_PREFIX"
+
+  _getdeployconf CONSUL_HTTP_ADDR
+  if [ -z "$CONSUL_HTTP_ADDR" ]; then
+    _err "CONSUL_HTTP_ADDR needs to be defined (contains consul connection address)"
+    return 1
+  fi
+  _savedeployconf CONSUL_HTTP_ADDR "$CONSUL_HTTP_ADDR"
+
+  CONSUL_CMD=$(command -v consul)
+
+  # force CLI, but the binary does not exist => error
+  if [ -n "$USE_CLI" ] && [ -z "$CONSUL_CMD" ]; then
+    _err "Cannot find the consul binary!"
+    return 1
+  fi
+
+  # use the CLI first
+  if [ -n "$USE_CLI" ] || [ -n "$CONSUL_CMD" ]; then
+    _info "Found consul binary, deploying with CLI"
+    consul_deploy_cli "$CONSUL_CMD" "$CONSUL_PREFIX"
+  else
+    _info "Did not find consul binary, deploying with API"
+    consul_deploy_api "$CONSUL_HTTP_ADDR" "$CONSUL_PREFIX" "$CONSUL_HTTP_TOKEN"
+  fi
+}
+
+consul_deploy_api() {
+  CONSUL_HTTP_ADDR="$1"
+  CONSUL_PREFIX="$2"
+  CONSUL_HTTP_TOKEN="$3"
+
+  URL="$CONSUL_HTTP_ADDR/v1/kv/$CONSUL_PREFIX"
+  export _H1="X-Consul-Token: $CONSUL_HTTP_TOKEN"
+
+  if [ -n "$FABIO" ]; then
+    _post "$(cat "$_cfullchain")" "$URL/${_cdomain}-cert.pem" '' "PUT" || return 1
+    _post "$(cat "$_ckey")" "$URL/${_cdomain}-key.pem" '' "PUT" || return 1
+  else
+    _post "$(cat "$_ccert")" "$URL/${_cdomain}/cert.pem" '' "PUT" || return 1
+    _post "$(cat "$_ckey")" "$URL/${_cdomain}/cert.key" '' "PUT" || return 1
+    _post "$(cat "$_cca")" "$URL/${_cdomain}/chain.pem" '' "PUT" || return 1
+    _post "$(cat "$_cfullchain")" "$URL/${_cdomain}/fullchain.pem" '' "PUT" || return 1
+  fi
+}
+
+consul_deploy_cli() {
+  CONSUL_CMD="$1"
+  CONSUL_PREFIX="$2"
+
+  if [ -n "$FABIO" ]; then
+    $CONSUL_CMD kv put "${CONSUL_PREFIX}/${_cdomain}-cert.pem" @"$_cfullchain" || return 1
+    $CONSUL_CMD kv put "${CONSUL_PREFIX}/${_cdomain}-key.pem" @"$_ckey" || return 1
+  else
+    $CONSUL_CMD kv put "${CONSUL_PREFIX}/${_cdomain}/cert.pem" value=@"$_ccert" || return 1
+    $CONSUL_CMD kv put "${CONSUL_PREFIX}/${_cdomain}/cert.key" value=@"$_ckey" || return 1
+    $CONSUL_CMD kv put "${CONSUL_PREFIX}/${_cdomain}/chain.pem" value=@"$_cca" || return 1
+    $CONSUL_CMD kv put "${CONSUL_PREFIX}/${_cdomain}/fullchain.pem" value=@"$_cfullchain" || return 1
+  fi
+}
diff --git a/deploy/synology_dsm.sh b/deploy/synology_dsm.sh
index d7e8ace8..5a70c74e 100644
--- a/deploy/synology_dsm.sh
+++ b/deploy/synology_dsm.sh
@@ -66,6 +66,12 @@ synology_dsm_deploy() {
   _getdeployconf SYNO_Certificate
   _debug SYNO_Certificate "${SYNO_Certificate:-}"
 
+  # shellcheck disable=SC1003 # We are not trying to escape a single quote
+  if printf "%s" "$SYNO_Certificate" | grep '\\'; then
+    _err "Do not use a backslash (\) in your certificate description"
+    return 1
+  fi
+
   _base_url="$SYNO_Scheme://$SYNO_Hostname:$SYNO_Port"
   _debug _base_url "$_base_url"
 
@@ -110,7 +116,9 @@ synology_dsm_deploy() {
   _info "Getting certificates in Synology DSM"
   response=$(_post "api=SYNO.Core.Certificate.CRT&method=list&version=1&_sid=$sid" "$_base_url/webapi/entry.cgi")
   _debug3 response "$response"
-  id=$(echo "$response" | sed -n "s/.*\"desc\":\"$SYNO_Certificate\",\"id\":\"\([^\"]*\).*/\1/p")
+  escaped_certificate="$(printf "%s" "$SYNO_Certificate" | sed 's/\([].*^$[]\)/\\\1/g;s/"/\\\\"/g')"
+  _debug escaped_certificate "$escaped_certificate"
+  id=$(echo "$response" | sed -n "s/.*\"desc\":\"$escaped_certificate\",\"id\":\"\([^\"]*\).*/\1/p")
   _debug2 id "$id"
 
   if [ -z "$id" ] && [ -z "${SYNO_Create:-}" ]; then
@@ -119,7 +127,7 @@ synology_dsm_deploy() {
   fi
 
   # we've verified this certificate description is a thing, so save it
-  _savedeployconf SYNO_Certificate "$SYNO_Certificate"
+  _savedeployconf SYNO_Certificate "$SYNO_Certificate" "base64"
 
   _info "Generate form POST request"
   nl="\0015\0012"
@@ -129,7 +137,7 @@ synology_dsm_deploy() {
   content="$content${nl}--$delim${nl}Content-Disposition: form-data; name=\"inter_cert\"; filename=\"$(basename "$_cca")\"${nl}Content-Type: application/octet-stream${nl}${nl}$(cat "$_cca")\0012"
   content="$content${nl}--$delim${nl}Content-Disposition: form-data; name=\"id\"${nl}${nl}$id"
   content="$content${nl}--$delim${nl}Content-Disposition: form-data; name=\"desc\"${nl}${nl}${SYNO_Certificate}"
-  if echo "$response" | sed -n "s/.*\"desc\":\"$SYNO_Certificate\",\([^{]*\).*/\1/p" | grep -- 'is_default":true' >/dev/null; then
+  if echo "$response" | sed -n "s/.*\"desc\":\"$escaped_certificate\",\([^{]*\).*/\1/p" | grep -- 'is_default":true' >/dev/null; then
     _debug2 default "this is the default certificate"
     content="$content${nl}--$delim${nl}Content-Disposition: form-data; name=\"as_default\"${nl}${nl}true"
   else
diff --git a/dnsapi/dns_1984hosting.sh b/dnsapi/dns_1984hosting.sh
index 4d5549ab..33c9bb2a 100755
--- a/dnsapi/dns_1984hosting.sh
+++ b/dnsapi/dns_1984hosting.sh
@@ -59,7 +59,7 @@ dns_1984hosting_add() {
   if _contains "$response" '"haserrors": true'; then
     _err "1984Hosting failed to add TXT record for $_sub_domain bad RC from _post"
     return 1
-  elif _contains "$response" "<html>"; then
+  elif _contains "$response" "html>"; then
     _err "1984Hosting failed to add TXT record for $_sub_domain. Check $HTTP_HEADER file"
     return 1
   elif _contains "$response" '"auth": false'; then
@@ -145,7 +145,7 @@ _1984hosting_login() {
   password=$(printf '%s' "$One984HOSTING_Password" | _url_encode)
   url="https://management.1984hosting.com/accounts/checkuserauth/"
 
-  response="$(_post "username=$username&password=$password&otpkey=" "$url")"
+  response="$(_post "username=$username&password=$password&otpkey=" $url)"
   response="$(echo "$response" | _normalizeJson)"
   _debug2 response "$response"
 
@@ -177,7 +177,6 @@ _check_cookie() {
   fi
 
   _authget "https://management.1984hosting.com/accounts/loginstatus/"
-  response="$(echo "$_response" | _normalizeJson)"
   if _contains "$response" '"ok": true'; then
     _debug "Cached cookie still valid"
     return 0
@@ -194,7 +193,7 @@ _check_cookie() {
 # _domain=domain.com
 _get_root() {
   domain="$1"
-  i=2
+  i=1
   p=1
   while true; do
     h=$(printf "%s" "$domain" | cut -d . -f $i-100)
@@ -205,7 +204,7 @@ _get_root() {
     fi
 
     _authget "https://management.1984hosting.com/domains/soacheck/?zone=$h&nameserver=ns0.1984.is."
-    if _contains "$_response" "serial"; then
+    if _contains "$_response" "serial" && ! _contains "$_response" "null"; then
       _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
       _domain="$h"
       return 0
@@ -219,7 +218,8 @@ _get_root() {
 # add extra headers to request
 _authget() {
   export _H1="Cookie: $One984HOSTING_COOKIE"
-  _response=$(_get "$1")
+  _response=$(_get "$1" | _normalizeJson)
+  _debug2 _response "$_response"
 }
 
 # truncate huge HTML response
diff --git a/dnsapi/dns_aws.sh b/dnsapi/dns_aws.sh
index 068c337c..14a4594d 100755
--- a/dnsapi/dns_aws.sh
+++ b/dnsapi/dns_aws.sh
@@ -32,7 +32,7 @@ dns_aws_add() {
   if [ -z "$AWS_ACCESS_KEY_ID" ] || [ -z "$AWS_SECRET_ACCESS_KEY" ]; then
     AWS_ACCESS_KEY_ID=""
     AWS_SECRET_ACCESS_KEY=""
-    _err "You haven't specifed the aws route53 api key id and and api key secret yet."
+    _err "You haven't specified the aws route53 api key id and and api key secret yet."
     _err "Please create your key and try again. see $(__green $AWS_WIKI)"
     return 1
   fi
diff --git a/dnsapi/dns_azion.sh b/dnsapi/dns_azion.sh
new file mode 100644
index 00000000..f215686d
--- /dev/null
+++ b/dnsapi/dns_azion.sh
@@ -0,0 +1,204 @@
+#!/usr/bin/env sh
+
+#
+#AZION_Email=""
+#AZION_Password=""
+#
+
+AZION_Api="https://api.azionapi.net"
+
+########  Public functions ########
+
+# Usage: add  _acme-challenge.www.domain.com   "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
+# Used to add txt record
+dns_azion_add() {
+  fulldomain=$1
+  txtvalue=$2
+
+  _debug "Detect the root zone"
+  if ! _get_root "$fulldomain"; then
+    _err "Domain not found"
+    return 1
+  fi
+
+  _debug _sub_domain "$_sub_domain"
+  _debug _domain "$_domain"
+  _debug _domain_id "$_domain_id"
+
+  _info "Add or update record"
+  _get_record "$_domain_id" "$_sub_domain"
+  if [ "$record_id" ]; then
+    _payload="{\"record_type\": \"TXT\", \"entry\": \"$_sub_domain\", \"answers_list\": [$answers_list, \"$txtvalue\"], \"ttl\": 20}"
+    if _azion_rest PUT "intelligent_dns/$_domain_id/records/$record_id" "$_payload"; then
+      if _contains "$response" "$txtvalue"; then
+        _info "Record updated."
+        return 0
+      fi
+    fi
+  else
+    _payload="{\"record_type\": \"TXT\", \"entry\": \"$_sub_domain\", \"answers_list\": [\"$txtvalue\"], \"ttl\": 20}"
+    if _azion_rest POST "intelligent_dns/$_domain_id/records" "$_payload"; then
+      if _contains "$response" "$txtvalue"; then
+        _info "Record added."
+        return 0
+      fi
+    fi
+  fi
+  _err "Failed to add or update record."
+  return 1
+}
+
+# Usage: fulldomain txtvalue
+# Used to remove the txt record after validation
+dns_azion_rm() {
+  fulldomain=$1
+  txtvalue=$2
+
+  _debug "Detect the root zone"
+  if ! _get_root "$fulldomain"; then
+    _err "Domain not found"
+    return 1
+  fi
+
+  _debug _sub_domain "$_sub_domain"
+  _debug _domain "$_domain"
+  _debug _domain_id "$_domain_id"
+
+  _info "Removing record"
+  _get_record "$_domain_id" "$_sub_domain"
+  if [ "$record_id" ]; then
+    if _azion_rest DELETE "intelligent_dns/$_domain_id/records/$record_id"; then
+      _info "Record removed."
+      return 0
+    else
+      _err "Failed to remove record."
+      return 1
+    fi
+  else
+    _info "Record not found or already removed."
+    return 0
+  fi
+}
+
+####################  Private functions below ##################################
+# Usage: _acme-challenge.www.domain.com
+# returns
+#  _sub_domain=_acme-challenge.www
+#  _domain=domain.com
+#  _domain_id=sdjkglgdfewsdfg
+_get_root() {
+  domain=$1
+  i=1
+  p=1
+
+  if ! _azion_rest GET "intelligent_dns"; then
+    return 1
+  fi
+
+  while true; do
+    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    _debug h "$h"
+    if [ -z "$h" ]; then
+      # not valid
+      return 1
+    fi
+
+    if _contains "$response" "\"domain\":\"$h\""; then
+      _domain_id=$(echo "$response" | tr '{' "\n" | grep "\"domain\":\"$h\"" | _egrep_o "\"id\":[0-9]*" | _head_n 1 | cut -d : -f 2 | tr -d \")
+      _debug _domain_id "$_domain_id"
+      if [ "$_domain_id" ]; then
+        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+        _domain=$h
+        return 0
+      fi
+      return 1
+    fi
+    p=$i
+    i=$(_math "$i" + 1)
+  done
+  return 1
+}
+
+_get_record() {
+  _domain_id=$1
+  _record=$2
+
+  if ! _azion_rest GET "intelligent_dns/$_domain_id/records"; then
+    return 1
+  fi
+
+  if _contains "$response" "\"entry\":\"$_record\""; then
+    _json_record=$(echo "$response" | tr '{' "\n" | grep "\"entry\":\"$_record\"")
+    if [ "$_json_record" ]; then
+      record_id=$(echo "$_json_record" | _egrep_o "\"record_id\":[0-9]*" | _head_n 1 | cut -d : -f 2 | tr -d \")
+      answers_list=$(echo "$_json_record" | _egrep_o "\"answers_list\":\[.*\]" | _head_n 1 | cut -d : -f 2 | tr -d \[\])
+      return 0
+    fi
+    return 1
+  fi
+  return 1
+}
+
+_get_token() {
+  AZION_Email="${AZION_Email:-$(_readaccountconf_mutable AZION_Email)}"
+  AZION_Password="${AZION_Password:-$(_readaccountconf_mutable AZION_Password)}"
+
+  if ! _contains "$AZION_Email" "@"; then
+    _err "It seems that the AZION_Email is not a valid email address. Revalidate your environments."
+    return 1
+  fi
+
+  if [ -z "$AZION_Email" ] || [ -z "$AZION_Password" ]; then
+    _err "You didn't specified a AZION_Email/AZION_Password to generate Azion token."
+    return 1
+  fi
+
+  _saveaccountconf_mutable AZION_Email "$AZION_Email"
+  _saveaccountconf_mutable AZION_Password "$AZION_Password"
+
+  _basic_auth=$(printf "%s:%s" "$AZION_Email" "$AZION_Password" | _base64)
+  _debug _basic_auth "$_basic_auth"
+
+  export _H1="Accept: application/json; version=3"
+  export _H2="Content-Type: application/json"
+  export _H3="Authorization: Basic $_basic_auth"
+
+  response="$(_post "" "$AZION_Api/tokens" "" "POST")"
+  if _contains "$response" "\"token\":\"" >/dev/null; then
+    _azion_token=$(echo "$response" | _egrep_o "\"token\":\"[^\"]*\"" | cut -d : -f 2 | tr -d \")
+    export AZION_Token="$_azion_token"
+  else
+    _err "Failed to generate Azion token"
+    return 1
+  fi
+}
+
+_azion_rest() {
+  _method=$1
+  _uri="$2"
+  _data="$3"
+
+  if [ -z "$AZION_Token" ]; then
+    _get_token
+  fi
+  _debug2 token "$AZION_Token"
+
+  export _H1="Accept: application/json; version=3"
+  export _H2="Content-Type: application/json"
+  export _H3="Authorization: token $AZION_Token"
+
+  if [ "$_method" != "GET" ]; then
+    _debug _data "$_data"
+    response="$(_post "$_data" "$AZION_Api/$_uri" "" "$_method")"
+  else
+    response="$(_get "$AZION_Api/$_uri")"
+  fi
+
+  _debug2 response "$response"
+
+  if [ "$?" != "0" ]; then
+    _err "error $_method $_uri $_data"
+    return 1
+  fi
+  return 0
+}
diff --git a/dnsapi/dns_infoblox.sh b/dnsapi/dns_infoblox.sh
index 4cbb2146..6bfd36ee 100644
--- a/dnsapi/dns_infoblox.sh
+++ b/dnsapi/dns_infoblox.sh
@@ -9,7 +9,6 @@ dns_infoblox_add() {
   ## Nothing to see here, just some housekeeping
   fulldomain=$1
   txtvalue=$2
-  baseurlnObject="https://$Infoblox_Server/wapi/v2.2.2/record:txt?name=$fulldomain&text=$txtvalue&view=$Infoblox_View"
 
   _info "Using Infoblox API"
   _debug fulldomain "$fulldomain"
@@ -19,12 +18,13 @@ dns_infoblox_add() {
   if [ -z "$Infoblox_Creds" ] || [ -z "$Infoblox_Server" ]; then
     Infoblox_Creds=""
     Infoblox_Server=""
-    _err "You didn't specify the credentials, server or infoblox view yet (Infoblox_Creds, Infoblox_Server and Infoblox_View)."
-    _err "Please set them via EXPORT ([username:password], [ip or hostname]) and try again."
+    _err "You didn't specify the Infoblox credentials or server (Infoblox_Creds; Infoblox_Server)."
+    _err "Please set them via EXPORT Infoblox_Creds=username:password or EXPORT Infoblox_server=ip/hostname and try again."
     return 1
   fi
 
   if [ -z "$Infoblox_View" ]; then
+    _info "No Infoblox_View set, using fallback value 'default'"
     Infoblox_View="default"
   fi
 
@@ -33,6 +33,9 @@ dns_infoblox_add() {
   _saveaccountconf Infoblox_Server "$Infoblox_Server"
   _saveaccountconf Infoblox_View "$Infoblox_View"
 
+  ## URLencode Infoblox View to deal with e.g. spaces
+  Infoblox_ViewEncoded=$(printf "%b" "$Infoblox_View" | _url_encode)
+
   ## Base64 encode the credentials
   Infoblox_CredsEncoded=$(printf "%b" "$Infoblox_Creds" | _base64)
 
@@ -40,11 +43,14 @@ dns_infoblox_add() {
   export _H1="Accept-Language:en-US"
   export _H2="Authorization: Basic $Infoblox_CredsEncoded"
 
+  ## Construct the request URL
+  baseurlnObject="https://$Infoblox_Server/wapi/v2.2.2/record:txt?name=$fulldomain&text=$txtvalue&view=${Infoblox_ViewEncoded}"
+
   ## Add the challenge record to the Infoblox grid member
   result="$(_post "" "$baseurlnObject" "" "POST")"
 
   ## Let's see if we get something intelligible back from the unit
-  if [ "$(echo "$result" | _egrep_o "record:txt/.*:.*/$Infoblox_View")" ]; then
+  if [ "$(echo "$result" | _egrep_o "record:txt/.*:.*/${Infoblox_ViewEncoded}")" ]; then
     _info "Successfully created the txt record"
     return 0
   else
@@ -65,6 +71,9 @@ dns_infoblox_rm() {
   _debug fulldomain "$fulldomain"
   _debug txtvalue "$txtvalue"
 
+  ## URLencode Infoblox View to deal with e.g. spaces
+  Infoblox_ViewEncoded=$(printf "%b" "$Infoblox_View" | _url_encode)
+
   ## Base64 encode the credentials
   Infoblox_CredsEncoded="$(printf "%b" "$Infoblox_Creds" | _base64)"
 
@@ -73,18 +82,18 @@ dns_infoblox_rm() {
   export _H2="Authorization: Basic $Infoblox_CredsEncoded"
 
   ## Does the record exist?  Let's check.
-  baseurlnObject="https://$Infoblox_Server/wapi/v2.2.2/record:txt?name=$fulldomain&text=$txtvalue&view=$Infoblox_View&_return_type=xml-pretty"
+  baseurlnObject="https://$Infoblox_Server/wapi/v2.2.2/record:txt?name=$fulldomain&text=$txtvalue&view=${Infoblox_ViewEncoded}&_return_type=xml-pretty"
   result="$(_get "$baseurlnObject")"
 
   ## Let's see if we get something intelligible back from the grid
-  if [ "$(echo "$result" | _egrep_o "record:txt/.*:.*/$Infoblox_View")" ]; then
+  if [ "$(echo "$result" | _egrep_o "record:txt/.*:.*/${Infoblox_ViewEncoded}")" ]; then
     ## Extract the object reference
-    objRef="$(printf "%b" "$result" | _egrep_o "record:txt/.*:.*/$Infoblox_View")"
+    objRef="$(printf "%b" "$result" | _egrep_o "record:txt/.*:.*/${Infoblox_ViewEncoded}")"
     objRmUrl="https://$Infoblox_Server/wapi/v2.2.2/$objRef"
     ## Delete them! All the stale records!
     rmResult="$(_post "" "$objRmUrl" "" "DELETE")"
     ## Let's see if that worked
-    if [ "$(echo "$rmResult" | _egrep_o "record:txt/.*:.*/$Infoblox_View")" ]; then
+    if [ "$(echo "$rmResult" | _egrep_o "record:txt/.*:.*/${Infoblox_ViewEncoded}")" ]; then
       _info "Successfully deleted $objRef"
       return 0
     else
diff --git a/dnsapi/dns_ionos.sh b/dnsapi/dns_ionos.sh
index aaf8580f..c2c431bb 100755
--- a/dnsapi/dns_ionos.sh
+++ b/dnsapi/dns_ionos.sh
@@ -149,14 +149,15 @@ _ionos_rest() {
     response="$(_post "$data" "$IONOS_API$route" "" "$method" "application/json")"
   else
     export _H2="Accept: */*"
-
+    export _H3=
     response="$(_get "$IONOS_API$route")"
   fi
 
   if [ "$?" != "0" ]; then
-    _err "Error $route"
+    _err "Error $route: $response"
     return 1
   fi
+  _debug2 "response" "$response"
 
   return 0
 }
diff --git a/dnsapi/dns_nsd.sh b/dnsapi/dns_nsd.sh
index 83cc4cac..0d29a485 100644
--- a/dnsapi/dns_nsd.sh
+++ b/dnsapi/dns_nsd.sh
@@ -51,7 +51,7 @@ dns_nsd_rm() {
   Nsd_ZoneFile="${Nsd_ZoneFile:-$(_readdomainconf Nsd_ZoneFile)}"
   Nsd_Command="${Nsd_Command:-$(_readdomainconf Nsd_Command)}"
 
-  sed -i "/$fulldomain. $ttlvalue IN TXT \"$txtvalue\"/d" "$Nsd_ZoneFile"
+  _sed_i "/$fulldomain. $ttlvalue IN TXT \"$txtvalue\"/d" "$Nsd_ZoneFile"
   _info "Removed TXT record for $fulldomain"
   _debug "Running $Nsd_Command"
   if eval "$Nsd_Command"; then
diff --git a/dnsapi/dns_oci.sh b/dnsapi/dns_oci.sh
new file mode 100644
index 00000000..eb006120
--- /dev/null
+++ b/dnsapi/dns_oci.sh
@@ -0,0 +1,324 @@
+#!/usr/bin/env sh
+#
+# Acme.sh DNS API plugin for Oracle Cloud Infrastructure
+# Copyright (c) 2021, Oracle and/or its affiliates
+#
+# The plugin will automatically use the default profile from an OCI SDK and CLI
+# configuration file, if it exists.
+#
+# Alternatively, set the following environment variables:
+# - OCI_CLI_TENANCY : OCID of tenancy that contains the target DNS zone
+# - OCI_CLI_USER    : OCID of user with permission to add/remove records from zones
+# - OCI_CLI_REGION  : Should point to the tenancy home region
+#
+# One of the following two variables is required:
+# - OCI_CLI_KEY_FILE: Path to private API signing key file in PEM format; or
+# - OCI_CLI_KEY     : The private API signing key in PEM format
+#
+# NOTE: using an encrypted private key that needs a passphrase is not supported.
+#
+
+dns_oci_add() {
+  _fqdn="$1"
+  _rdata="$2"
+
+  if _get_oci_zone; then
+
+    _add_record_body="{\"items\":[{\"domain\":\"${_sub_domain}.${_domain}\",\"rdata\":\"$_rdata\",\"rtype\":\"TXT\",\"ttl\": 30,\"operation\":\"ADD\"}]}"
+    response=$(_signed_request "PATCH" "/20180115/zones/${_domain}/records" "$_add_record_body")
+    if [ "$response" ]; then
+      _info "Success: added TXT record for ${_sub_domain}.${_domain}."
+    else
+      _err "Error: failed to add TXT record for ${_sub_domain}.${_domain}."
+      _err "Check that the user has permission to add records to this zone."
+      return 1
+    fi
+
+  else
+    return 1
+  fi
+
+}
+
+dns_oci_rm() {
+  _fqdn="$1"
+  _rdata="$2"
+
+  if _get_oci_zone; then
+
+    _remove_record_body="{\"items\":[{\"domain\":\"${_sub_domain}.${_domain}\",\"rdata\":\"$_rdata\",\"rtype\":\"TXT\",\"operation\":\"REMOVE\"}]}"
+    response=$(_signed_request "PATCH" "/20180115/zones/${_domain}/records" "$_remove_record_body")
+    if [ "$response" ]; then
+      _info "Success: removed TXT record for ${_sub_domain}.${_domain}."
+    else
+      _err "Error: failed to remove TXT record for ${_sub_domain}.${_domain}."
+      _err "Check that the user has permission to remove records from this zone."
+      return 1
+    fi
+
+  else
+    return 1
+  fi
+
+}
+
+####################  Private functions below ##################################
+_get_oci_zone() {
+
+  if ! _oci_config; then
+    return 1
+  fi
+
+  if ! _get_zone "$_fqdn"; then
+    _err "Error: DNS Zone not found for $_fqdn in $OCI_CLI_TENANCY"
+    return 1
+  fi
+
+  return 0
+
+}
+
+_oci_config() {
+
+  _DEFAULT_OCI_CLI_CONFIG_FILE="$HOME/.oci/config"
+  OCI_CLI_CONFIG_FILE="${OCI_CLI_CONFIG_FILE:-$(_readaccountconf_mutable OCI_CLI_CONFIG_FILE)}"
+
+  if [ -z "$OCI_CLI_CONFIG_FILE" ]; then
+    OCI_CLI_CONFIG_FILE="$_DEFAULT_OCI_CLI_CONFIG_FILE"
+  fi
+
+  if [ "$_DEFAULT_OCI_CLI_CONFIG_FILE" != "$OCI_CLI_CONFIG_FILE" ]; then
+    _saveaccountconf_mutable OCI_CLI_CONFIG_FILE "$OCI_CLI_CONFIG_FILE"
+  else
+    _clearaccountconf_mutable OCI_CLI_CONFIG_FILE
+  fi
+
+  _DEFAULT_OCI_CLI_PROFILE="DEFAULT"
+  OCI_CLI_PROFILE="${OCI_CLI_PROFILE:-$(_readaccountconf_mutable OCI_CLI_PROFILE)}"
+  if [ "$_DEFAULT_OCI_CLI_PROFILE" != "$OCI_CLI_PROFILE" ]; then
+    _saveaccountconf_mutable OCI_CLI_PROFILE "$OCI_CLI_PROFILE"
+  else
+    OCI_CLI_PROFILE="$_DEFAULT_OCI_CLI_PROFILE"
+    _clearaccountconf_mutable OCI_CLI_PROFILE
+  fi
+
+  OCI_CLI_TENANCY="${OCI_CLI_TENANCY:-$(_readaccountconf_mutable OCI_CLI_TENANCY)}"
+  if [ "$OCI_CLI_TENANCY" ]; then
+    _saveaccountconf_mutable OCI_CLI_TENANCY "$OCI_CLI_TENANCY"
+  elif [ -f "$OCI_CLI_CONFIG_FILE" ]; then
+    _debug "Reading OCI_CLI_TENANCY value from: $OCI_CLI_CONFIG_FILE"
+    OCI_CLI_TENANCY="${OCI_CLI_TENANCY:-$(_readini "$OCI_CLI_CONFIG_FILE" tenancy "$OCI_CLI_PROFILE")}"
+  fi
+
+  if [ -z "$OCI_CLI_TENANCY" ]; then
+    _err "Error: unable to read OCI_CLI_TENANCY from config file or environment variable."
+    return 1
+  fi
+
+  OCI_CLI_USER="${OCI_CLI_USER:-$(_readaccountconf_mutable OCI_CLI_USER)}"
+  if [ "$OCI_CLI_USER" ]; then
+    _saveaccountconf_mutable OCI_CLI_USER "$OCI_CLI_USER"
+  elif [ -f "$OCI_CLI_CONFIG_FILE" ]; then
+    _debug "Reading OCI_CLI_USER value from: $OCI_CLI_CONFIG_FILE"
+    OCI_CLI_USER="${OCI_CLI_USER:-$(_readini "$OCI_CLI_CONFIG_FILE" user "$OCI_CLI_PROFILE")}"
+  fi
+  if [ -z "$OCI_CLI_USER" ]; then
+    _err "Error: unable to read OCI_CLI_USER from config file or environment variable."
+    return 1
+  fi
+
+  OCI_CLI_REGION="${OCI_CLI_REGION:-$(_readaccountconf_mutable OCI_CLI_REGION)}"
+  if [ "$OCI_CLI_REGION" ]; then
+    _saveaccountconf_mutable OCI_CLI_REGION "$OCI_CLI_REGION"
+  elif [ -f "$OCI_CLI_CONFIG_FILE" ]; then
+    _debug "Reading OCI_CLI_REGION value from: $OCI_CLI_CONFIG_FILE"
+    OCI_CLI_REGION="${OCI_CLI_REGION:-$(_readini "$OCI_CLI_CONFIG_FILE" region "$OCI_CLI_PROFILE")}"
+  fi
+  if [ -z "$OCI_CLI_REGION" ]; then
+    _err "Error: unable to read OCI_CLI_REGION from config file or environment variable."
+    return 1
+  fi
+
+  OCI_CLI_KEY="${OCI_CLI_KEY:-$(_readaccountconf_mutable OCI_CLI_KEY)}"
+  if [ -z "$OCI_CLI_KEY" ]; then
+    _clearaccountconf_mutable OCI_CLI_KEY
+    OCI_CLI_KEY_FILE="${OCI_CLI_KEY_FILE:-$(_readini "$OCI_CLI_CONFIG_FILE" key_file "$OCI_CLI_PROFILE")}"
+    if [ "$OCI_CLI_KEY_FILE" ] && [ -f "$OCI_CLI_KEY_FILE" ]; then
+      _debug "Reading OCI_CLI_KEY value from: $OCI_CLI_KEY_FILE"
+      OCI_CLI_KEY=$(_base64 <"$OCI_CLI_KEY_FILE")
+      _saveaccountconf_mutable OCI_CLI_KEY "$OCI_CLI_KEY"
+    fi
+  else
+    _saveaccountconf_mutable OCI_CLI_KEY "$OCI_CLI_KEY"
+  fi
+
+  if [ -z "$OCI_CLI_KEY_FILE" ] && [ -z "$OCI_CLI_KEY" ]; then
+    _err "Error: unable to find key file path in OCI config file or OCI_CLI_KEY_FILE."
+    _err "Error: unable to load private API signing key from OCI_CLI_KEY."
+    return 1
+  fi
+
+  if [ "$(printf "%s\n" "$OCI_CLI_KEY" | wc -l)" -eq 1 ]; then
+    OCI_CLI_KEY=$(printf "%s" "$OCI_CLI_KEY" | _dbase64 multiline)
+  fi
+
+  return 0
+
+}
+
+# _get_zone(): retrieves the Zone name and OCID
+#
+# _sub_domain=_acme-challenge.www
+# _domain=domain.com
+# _domain_ociid=ocid1.dns-zone.oc1..
+_get_zone() {
+  domain=$1
+  i=1
+  p=1
+
+  while true; do
+    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    _debug h "$h"
+    if [ -z "$h" ]; then
+      # not valid
+      return 1
+    fi
+
+    _domain_id=$(_signed_request "GET" "/20180115/zones/$h" "" "id")
+    if [ "$_domain_id" ]; then
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _domain=$h
+
+      _debug _domain_id "$_domain_id"
+      _debug _sub_domain "$_sub_domain"
+      _debug _domain "$_domain"
+      return 0
+    fi
+
+    p=$i
+    i=$(_math "$i" + 1)
+  done
+  return 1
+
+}
+
+#Usage: privatekey
+#Output MD5 fingerprint
+_fingerprint() {
+
+  pkey="$1"
+  if [ -z "$pkey" ]; then
+    _usage "Usage: _fingerprint privkey"
+    return 1
+  fi
+
+  printf "%s" "$pkey" | ${ACME_OPENSSL_BIN:-openssl} rsa -pubout -outform DER 2>/dev/null | ${ACME_OPENSSL_BIN:-openssl} md5 -c | cut -d = -f 2 | tr -d ' '
+
+}
+
+_signed_request() {
+
+  _sig_method="$1"
+  _sig_target="$2"
+  _sig_body="$3"
+  _return_field="$4"
+
+  _key_fingerprint=$(_fingerprint "$OCI_CLI_KEY")
+  _sig_host="dns.$OCI_CLI_REGION.oraclecloud.com"
+  _sig_keyId="$OCI_CLI_TENANCY/$OCI_CLI_USER/$_key_fingerprint"
+  _sig_alg="rsa-sha256"
+  _sig_version="1"
+  _sig_now="$(LC_ALL=C \date -u "+%a, %d %h %Y %H:%M:%S GMT")"
+
+  _request_method=$(printf %s "$_sig_method" | _lower_case)
+  _curl_method=$(printf %s "$_sig_method" | _upper_case)
+
+  _request_target="(request-target): $_request_method $_sig_target"
+  _date_header="date: $_sig_now"
+  _host_header="host: $_sig_host"
+
+  _string_to_sign="$_request_target\n$_date_header\n$_host_header"
+  _sig_headers="(request-target) date host"
+
+  if [ "$_sig_body" ]; then
+    _secure_debug3 _sig_body "$_sig_body"
+    _sig_body_sha256="x-content-sha256: $(printf %s "$_sig_body" | _digest sha256)"
+    _sig_body_type="content-type: application/json"
+    _sig_body_length="content-length: ${#_sig_body}"
+    _string_to_sign="$_string_to_sign\n$_sig_body_sha256\n$_sig_body_type\n$_sig_body_length"
+    _sig_headers="$_sig_headers x-content-sha256 content-type content-length"
+  fi
+
+  _tmp_file=$(_mktemp)
+  if [ -f "$_tmp_file" ]; then
+    printf '%s' "$OCI_CLI_KEY" >"$_tmp_file"
+    _signature=$(printf '%b' "$_string_to_sign" | _sign "$_tmp_file" sha256 | tr -d '\r\n')
+    rm -f "$_tmp_file"
+  fi
+
+  _signed_header="Authorization: Signature version=\"$_sig_version\",keyId=\"$_sig_keyId\",algorithm=\"$_sig_alg\",headers=\"$_sig_headers\",signature=\"$_signature\""
+  _secure_debug3 _signed_header "$_signed_header"
+
+  if [ "$_curl_method" = "GET" ]; then
+    export _H1="$_date_header"
+    export _H2="$_signed_header"
+    _response="$(_get "https://${_sig_host}${_sig_target}")"
+  elif [ "$_curl_method" = "PATCH" ]; then
+    export _H1="$_date_header"
+    export _H2="$_sig_body_sha256"
+    export _H3="$_sig_body_type"
+    export _H4="$_sig_body_length"
+    export _H5="$_signed_header"
+    _response="$(_post "$_sig_body" "https://${_sig_host}${_sig_target}" "" "PATCH")"
+  else
+    _err "Unable to process method: $_curl_method."
+  fi
+
+  _ret="$?"
+  if [ "$_return_field" ]; then
+    _response="$(echo "$_response" | sed 's/\\\"//g'))"
+    _return=$(echo "${_response}" | _egrep_o "\"$_return_field\"\\s*:\\s*\"[^\"]*\"" | _head_n 1 | cut -d : -f 2 | tr -d "\"")
+  else
+    _return="$_response"
+  fi
+
+  printf "%s" "$_return"
+  return $_ret
+
+}
+
+# file  key  [section]
+_readini() {
+  _file="$1"
+  _key="$2"
+  _section="${3:-DEFAULT}"
+
+  _start_n=$(grep -n '\['"$_section"']' "$_file" | cut -d : -f 1)
+  _debug3 _start_n "$_start_n"
+  if [ -z "$_start_n" ]; then
+    _err "Can not find section: $_section"
+    return 1
+  fi
+
+  _start_nn=$(_math "$_start_n" + 1)
+  _debug3 "_start_nn" "$_start_nn"
+
+  _left="$(sed -n "${_start_nn},99999p" "$_file")"
+  _debug3 _left "$_left"
+  _end="$(echo "$_left" | grep -n "^\[" | _head_n 1)"
+  _debug3 "_end" "$_end"
+  if [ "$_end" ]; then
+    _end_n=$(echo "$_end" | cut -d : -f 1)
+    _debug3 "_end_n" "$_end_n"
+    _seg_n=$(echo "$_left" | sed -n "1,${_end_n}p")
+  else
+    _seg_n="$_left"
+  fi
+
+  _debug3 "_seg_n" "$_seg_n"
+  _lineini="$(echo "$_seg_n" | grep "^ *$_key *= *")"
+  _inivalue="$(printf "%b" "$(eval "echo $_lineini | sed \"s/^ *${_key} *= *//g\"")")"
+  _debug2 _inivalue "$_inivalue"
+  echo "$_inivalue"
+
+}
diff --git a/dnsapi/dns_ovh.sh b/dnsapi/dns_ovh.sh
index f6f9689a..e65babbd 100755
--- a/dnsapi/dns_ovh.sh
+++ b/dnsapi/dns_ovh.sh
@@ -261,7 +261,9 @@ _get_root() {
       return 1
     fi
 
-    if ! _contains "$response" "This service does not exist" >/dev/null && ! _contains "$response" "NOT_GRANTED_CALL" >/dev/null; then
+    if ! _contains "$response" "This service does not exist" >/dev/null &&
+      ! _contains "$response" "This call has not been granted" >/dev/null &&
+      ! _contains "$response" "NOT_GRANTED_CALL" >/dev/null; then
       _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
       _domain="$h"
       return 0
diff --git a/dnsapi/dns_pdns.sh b/dnsapi/dns_pdns.sh
index 28b35492..6aa2e953 100755
--- a/dnsapi/dns_pdns.sh
+++ b/dnsapi/dns_pdns.sh
@@ -103,7 +103,7 @@ set_record() {
     _build_record_string "$oldchallenge"
   done
 
-  if ! _pdns_rest "PATCH" "/api/v1/servers/$PDNS_ServerId/zones/$root" "{\"rrsets\": [{\"changetype\": \"REPLACE\", \"name\": \"$full.\", \"type\": \"TXT\", \"ttl\": $PDNS_Ttl, \"records\": [$_record_string]}]}"; then
+  if ! _pdns_rest "PATCH" "/api/v1/servers/$PDNS_ServerId/zones/$root" "{\"rrsets\": [{\"changetype\": \"REPLACE\", \"name\": \"$full.\", \"type\": \"TXT\", \"ttl\": $PDNS_Ttl, \"records\": [$_record_string]}]}" "application/json"; then
     _err "Set txt record error."
     return 1
   fi
@@ -126,7 +126,7 @@ rm_record() {
 
   if _contains "$_existing_challenges" "$txtvalue"; then
     #Delete all challenges (PowerDNS API does not allow to delete content)
-    if ! _pdns_rest "PATCH" "/api/v1/servers/$PDNS_ServerId/zones/$root" "{\"rrsets\": [{\"changetype\": \"DELETE\", \"name\": \"$full.\", \"type\": \"TXT\"}]}"; then
+    if ! _pdns_rest "PATCH" "/api/v1/servers/$PDNS_ServerId/zones/$root" "{\"rrsets\": [{\"changetype\": \"DELETE\", \"name\": \"$full.\", \"type\": \"TXT\"}]}" "application/json"; then
       _err "Delete txt record error."
       return 1
     fi
@@ -140,7 +140,7 @@ rm_record() {
         fi
       done
       #Recreate the existing challenges
-      if ! _pdns_rest "PATCH" "/api/v1/servers/$PDNS_ServerId/zones/$root" "{\"rrsets\": [{\"changetype\": \"REPLACE\", \"name\": \"$full.\", \"type\": \"TXT\", \"ttl\": $PDNS_Ttl, \"records\": [$_record_string]}]}"; then
+      if ! _pdns_rest "PATCH" "/api/v1/servers/$PDNS_ServerId/zones/$root" "{\"rrsets\": [{\"changetype\": \"REPLACE\", \"name\": \"$full.\", \"type\": \"TXT\", \"ttl\": $PDNS_Ttl, \"records\": [$_record_string]}]}" "application/json"; then
         _err "Set txt record error."
         return 1
       fi
@@ -203,12 +203,13 @@ _pdns_rest() {
   method=$1
   ep=$2
   data=$3
+  ct=$4
 
   export _H1="X-API-Key: $PDNS_Token"
 
   if [ ! "$method" = "GET" ]; then
     _debug data "$data"
-    response="$(_post "$data" "$PDNS_Url$ep" "" "$method")"
+    response="$(_post "$data" "$PDNS_Url$ep" "" "$method" "$ct")"
   else
     response="$(_get "$PDNS_Url$ep")"
   fi
diff --git a/dnsapi/dns_porkbun.sh b/dnsapi/dns_porkbun.sh
index 90caec4a..ad4455b6 100644
--- a/dnsapi/dns_porkbun.sh
+++ b/dnsapi/dns_porkbun.sh
@@ -110,8 +110,8 @@ _get_root() {
 
     if _porkbun_rest POST "dns/retrieve/$h"; then
       if _contains "$response" "\"status\":\"SUCCESS\""; then
-        _sub_domain="$(echo "$fulldomain" | sed "s/\\.$_domain\$//")"
         _domain=$h
+        _sub_domain="$(echo "$fulldomain" | sed "s/\\.$_domain\$//")"
         return 0
       else
         _debug "Go to next level of $_domain"
diff --git a/dnsapi/dns_vultr.sh b/dnsapi/dns_vultr.sh
index c7b52e84..84857966 100644
--- a/dnsapi/dns_vultr.sh
+++ b/dnsapi/dns_vultr.sh
@@ -33,7 +33,7 @@ dns_vultr_add() {
   _debug 'Getting txt records'
   _vultr_rest GET "dns/records?domain=$_domain"
 
-  if printf "%s\n" "$response" | grep "\"type\":\"TXT\",\"name\":\"$fulldomain\"" >/dev/null; then
+  if printf "%s\n" "$response" | grep -- "\"type\":\"TXT\",\"name\":\"$fulldomain\"" >/dev/null; then
     _err 'Error'
     return 1
   fi
@@ -73,12 +73,12 @@ dns_vultr_rm() {
   _debug 'Getting txt records'
   _vultr_rest GET "dns/records?domain=$_domain"
 
-  if printf "%s\n" "$response" | grep "\"type\":\"TXT\",\"name\":\"$fulldomain\"" >/dev/null; then
+  if printf "%s\n" "$response" | grep -- "\"type\":\"TXT\",\"name\":\"$fulldomain\"" >/dev/null; then
     _err 'Error'
     return 1
   fi
 
-  _record_id="$(echo "$response" | tr '{}' '\n' | grep '"TXT"' | grep "$txtvalue" | tr ',' '\n' | grep -i 'RECORDID' | cut -d : -f 2)"
+  _record_id="$(echo "$response" | tr '{}' '\n' | grep '"TXT"' | grep -- "$txtvalue" | tr ',' '\n' | grep -i 'RECORDID' | cut -d : -f 2)"
   _debug _record_id "$_record_id"
   if [ "$_record_id" ]; then
     _info "Successfully retrieved the record id for ACME challenge."
diff --git a/notify/sendgrid.sh b/notify/sendgrid.sh
index 0d5ea3b3..82d3f6c6 100644
--- a/notify/sendgrid.sh
+++ b/notify/sendgrid.sh
@@ -37,11 +37,19 @@ sendgrid_send() {
   fi
   _saveaccountconf_mutable SENDGRID_FROM "$SENDGRID_FROM"
 
+  SENDGRID_FROM_NAME="${SENDGRID_FROM_NAME:-$(_readaccountconf_mutable SENDGRID_FROM_NAME)}"
+  _saveaccountconf_mutable SENDGRID_FROM_NAME "$SENDGRID_FROM_NAME"
+
   export _H1="Authorization: Bearer $SENDGRID_API_KEY"
   export _H2="Content-Type: application/json"
 
   _content="$(echo "$_content" | _json_encode)"
-  _data="{\"personalizations\": [{\"to\": [{\"email\": \"$SENDGRID_TO\"}]}],\"from\": {\"email\": \"$SENDGRID_FROM\"},\"subject\": \"$_subject\",\"content\": [{\"type\": \"text/plain\", \"value\": \"$_content\"}]}"
+
+  if [ -z "$SENDGRID_FROM_NAME" ]; then
+    _data="{\"personalizations\": [{\"to\": [{\"email\": \"$SENDGRID_TO\"}]}],\"from\": {\"email\": \"$SENDGRID_FROM\"},\"subject\": \"$_subject\",\"content\": [{\"type\": \"text/plain\", \"value\": \"$_content\"}]}"
+  else
+    _data="{\"personalizations\": [{\"to\": [{\"email\": \"$SENDGRID_TO\"}]}],\"from\": {\"email\": \"$SENDGRID_FROM\", \"name\": \"$SENDGRID_FROM_NAME\"},\"subject\": \"$_subject\",\"content\": [{\"type\": \"text/plain\", \"value\": \"$_content\"}]}"
+  fi
   response="$(_post "$_data" "https://api.sendgrid.com/v3/mail/send")"
 
   if [ "$?" = "0" ] && [ -z "$response" ]; then
diff --git a/notify/telegram.sh b/notify/telegram.sh
index d16f3a98..454b4146 100644
--- a/notify/telegram.sh
+++ b/notify/telegram.sh
@@ -27,7 +27,7 @@ telegram_send() {
   fi
   _saveaccountconf_mutable TELEGRAM_BOT_CHATID "$TELEGRAM_BOT_CHATID"
 
-  _content="$(printf "%s" "$_content" | sed -e 's/*/\\\\*/')"
+  _content="$(printf "%s" "$_content" | sed -e 's/\([_*`\[]\)/\\\\\1/g')"
   _content="$(printf "*%s*\n%s" "$_subject" "$_content" | _json_encode)"
   _data="{\"text\": \"$_content\", "
   _data="$_data\"chat_id\": \"$TELEGRAM_BOT_CHATID\", "