diff --git a/dnsapi/dns_hexonet.sh b/dnsapi/dns_hexonet.sh
new file mode 100755
index 00000000..ccd201eb
--- /dev/null
+++ b/dnsapi/dns_hexonet.sh
@@ -0,0 +1,156 @@
+#!/usr/bin/env sh
+
+#
+# Hexonet_Username="username"
+#
+# Hexonet_Password="password"
+
+Hexonet_Api="https://coreapi.1api.net/api/call.cgi"
+
+########  Public functions #####################
+
+#Usage: add  _acme-challenge.www.domain.com   "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
+dns_hexonet_add() {
+  fulldomain=$1
+  txtvalue=$2
+
+  Hexonet_Username="${Hexonet_Username:-$(_readaccountconf_mutable Hexonet_Username)}"
+  Hexonet_Password="${Hexonet_Password:-$(_readaccountconf_mutable Hexonet_Password)}"
+  if [ -z "$Hexonet_Username" ] || [ -z "$Hexonet_Password" ]; then
+    Hexonet_Username=""
+    Hexonet_Password=""
+    _err "You must export variables: Hexonet_Username and Hexonet_Password"
+    return 1
+  fi
+
+  if ! _contains "$Hexonet_Username" "!"; then
+    _err "It seems that the Hexonet_Username=$Hexonet_Username is not a restrivteed user."
+    _err "Please check and retry."
+    return 1
+  fi
+
+  #save the username and password to the account conf file.
+  _saveaccountconf_mutable Hexonet_Username "$Hexonet_Username"
+  _saveaccountconf_mutable Hexonet_Password "$Hexonet_Password"
+
+  _debug "First detect the root zone"
+  if ! _get_root "$fulldomain"; then
+    _err "invalid domain"
+    return 1
+  fi
+  _debug _sub_domain "$_sub_domain"
+  _debug _domain "$_domain"
+
+  _debug "Getting txt records"
+  _hexonet_rest "&command=QueryDNSZoneRRList&dnszone=${h}.&RRTYPE=TXT"
+
+  if ! _contains "$response" "CODE=200"; then
+    _err "Error"
+    return 1
+  fi
+
+  _info "Adding record"
+  if _hexonet_rest "command=UpdateDNSZone&dnszone=${_domain}.&addrr0=${_sub_domain}%20IN%20TXT%20${txtvalue}"; then
+    if _contains "$response" "CODE=200"; then
+      _info "Added, OK"
+      return 0
+    else
+      _err "Add txt record error."
+      return 1
+    fi
+  fi
+  _err "Add txt record error."
+  return 1
+
+}
+
+#fulldomain txtvalue
+dns_hexonet_rm() {
+  fulldomain=$1
+  txtvalue=$2
+
+  Hexonet_Username="${Hexonet_Username:-$(_readaccountconf_mutable Hexonet_Username)}"
+  Hexonet_Password="${Hexonet_Password:-$(_readaccountconf_mutable Hexonet_Password)}"
+  if [ -z "$Hexonet_Username" ] || [ -z "$Hexonet_Password" ]; then
+    Hexonet_Username=""
+    Hexonet_Password=""
+    _err "You must export variables: Hexonet_Username and Hexonet_Password"
+    return 1
+  fi
+
+  _debug "First detect the root zone"
+  if ! _get_root "$fulldomain"; then
+    _err "invalid domain"
+    return 1
+  fi
+
+  _debug _sub_domain "$_sub_domain"
+  _debug _domain "$_domain"
+
+  _debug "Getting txt records"
+  _hexonet_rest "&command=QueryDNSZoneRRList&dnszone=${h}.&RRTYPE=TXT&RR=${txtvalue}"
+
+  if ! _contains "$response" "CODE=200"; then
+    _err "Error"
+    return 1
+  fi
+
+  count=$(printf "%s\n" "$response" | _egrep_o "PROPERTY[TOTAL][0]=" | cut -d = -f 2)
+  _debug count "$count"
+  if [ "$count" = "0" ]; then
+    _info "Don't need to remove."
+  else
+    if ! _hexonet_rest "&command=UpdateDNSZone&dnszone=${_domain}.&delrr0='${_sub_domain}%20IN%20TXT%20\"${txtvalue}\""; then
+      _err "Delete record error."
+      return 1
+    fi
+    _contains "$response" "CODE=200"
+  fi
+
+}
+
+####################  Private functions below ##################################
+#_acme-challenge.www.domain.com
+#returns
+# _sub_domain=_acme-challenge.www
+# _domain=domain.com
+_get_root() {
+  domain=$1
+  i=1
+  p=1
+  while true; do
+    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    _debug h "$h"
+    if [ -z "$h" ]; then
+      #not valid
+      return 1
+    fi
+
+    if ! _hexonet_rest "&command=QueryDNSZoneRRList&dnszone=${h}."; then
+      return 1
+    fi
+
+    if _contains "$response" "CODE=200"; then
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _domain=$h
+      return 0
+    fi
+    p=$i
+    i=$(_math "$i" + 1)
+  done
+  return 1
+}
+
+_hexonet_rest() {
+  query_params="$1"
+  _debug "$query_params"
+
+  response="$(_get "${Hexonet_Api}?s_login=${Hexonet_Username}&s_pw=${Hexonet_Password}&${query_params}")"
+
+  if [ "$?" != "0" ]; then
+    _err "error $query_params"
+    return 1
+  fi
+  _debug2 response "$response"
+  return 0
+}