diff --git a/dnsapi/dns_tencent.sh b/dnsapi/dns_tencent.sh
deleted file mode 100644
index 30e33f03..00000000
--- a/dnsapi/dns_tencent.sh
+++ /dev/null
@@ -1,201 +0,0 @@
-#!/usr/bin/env sh
-set -x
-Tencent_API="https://dnspod.tencentcloudapi.com"
-
-#Tencent_SecretId="AKIDz8krbsJ5yKBZQpn74WFkmLPx3gnPhESA"
-#Tencent_SecretKey="Gu5t9xGARNpq86cd98joQYCN3Cozk1qA"
-
-#Usage: dns_tencent_add   _acme-challenge.www.domain.com   "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
-dns_tencent_add() {
-  fulldomain=$1
-  txtvalue=$2
-
-  Tencent_SecretId="${Tencent_SecretId:-$(_readaccountconf_mutable Tencent_SecretId)}"
-  Tencent_SecretKey="${Tencent_SecretKey:-$(_readaccountconf_mutable Tencent_SecretKey)}"
-  if [ -z "$Tencent_SecretId" ] || [ -z "$Tencent_SecretKey" ]; then
-    Tencent_SecretId=""
-    Tencent_SecretKey=""
-    _err "You don't specify tencent api SecretId and SecretKey yet."
-    return 1
-  fi
-
-  #save the api SecretId and SecretKey to the account conf file.
-  _saveaccountconf_mutable Tencent_SecretId "$Tencent_SecretId"
-  _saveaccountconf_mutable Tencent_SecretKey "$Tencent_SecretKey"
-
-  _debug "First detect the root zone"
-  if ! _get_root "$fulldomain"; then
-    return 1
-  fi
-
-  _debug "Add record"
-  _add_record_query "$_domain" "$_sub_domain" "$txtvalue" && _tencent_rest "CreateRecord"
-}
-
-dns_tencent_rm() {
-  fulldomain=$1
-  txtvalue=$2
-  Tencent_SecretId="${Tencent_SecretId:-$(_readaccountconf_mutable Tencent_SecretId)}"
-  Tencent_SecretKey="${Tencent_SecretKey:-$(_readaccountconf_mutable Tencent_SecretKey)}"
-
-  _debug "First detect the root zone"
-  if ! _get_root "$fulldomain"; then
-    return 1
-  fi
-
-  _debug "Get record list"
-  sleep 30
-  _check_exist_query "$_domain" "$_sub_domain" "$txtvalue" && _tencent_rest "DescribeRecordFilterList"
-
-  record_id="$(echo "$response" | _egrep_o "\"RecordId\":\s*[0-9]+" | _egrep_o "[0-9]+")"
-  _debug2 record_id "$record_id"
-
-  if [ -z "$record_id" ]; then
-    _debug "record not found, skip"
-  else
-    _debug "Delete record"
-    _delete_record_query "$record_id" && _tencent_rest "DeleteRecord"
-  fi
-}
-
-####################  Private functions below ##################################
-
-_get_root() {
-  domain=$1
-  i=2
-  p=1
-  while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
-    if [ -z "$h" ]; then
-      #not valid
-      return 1
-    fi
-
-    _describe_records_query "$h" "@"
-    if ! _tencent_rest "DescribeRecordList" "ignore"; then
-      return 1
-    fi
-
-    if _contains "$response" "\"TotalCount\":"; then
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
-      _debug _sub_domain "$_sub_domain"
-      _domain="$h"
-      _debug _domain "$_domain"
-      return 0
-    fi
-    p="$i"
-    i=$(_math "$i" + 1)
-  done
-  return 1
-}
-
-_tencent_rest() {
-  action=$1
-  service="dnspod"
-  payload="${query}"
-  timestamp=$(date -u +%s)
-
-  token=$(tencent_signature_v3 $service "$action" "$payload" "$timestamp")
-  version="2021-03-23"
-
-  if ! response="$(tencent_api_request $service $version "$action" "$payload" "$timestamp")"; then
-    _err "Error <$1>"
-    return 1
-  fi
-
-  _debug2 response "$response"
-  if [ -z "$2" ]; then
-    message="$(echo "$response" | _egrep_o "\"Message\":\"[^\"]*\"" | cut -d : -f 2 | tr -d \")"
-    if [ "$message" ]; then
-      _err "$message"
-      return 1
-    fi
-  fi
-}
-
-_add_record_query() {
-  query="{\"Domain\":\"$1\",\"SubDomain\":\"$2\",\"RecordType\":\"TXT\",\"RecordLineId\":\"0\",\"RecordLine\":\"0\",\"Value\":\"$3\",\"TTL\":600}"
-}
-
-_describe_records_query() {
-  query="{\"Domain\":\"$1\",\"Limit\":3000}"
-}
-
-_delete_record_query() {
-  query="{\"Domain\":\"$_domain\",\"RecordId\":$1}"
-}
-
-_check_exist_query() {
-  _domain="$1"
-  _subdomain="$2"
-  _value="$3"
-  query="{\"Domain\":\"$_domain\",\"SubDomain\":\"$_subdomain\",\"RecordValue\":\"$_value\"}"
-}
-
-# shell client for tencent cloud api v3 | @author: rehiy
-
-tencent_sha256() {
-  printf %b "$@" | openssl dgst -sha256 -hex | sed 's/^.* //'
-}
-
-tencent_hmac_sha256() {
-  k=$1
-  shift
-  printf %b "$@" | openssl dgst -sha256 -hmac "$k" | sed 's/^.* //'
-}
-
-tencent_hmac_sha256_hexkey() {
-  k=$1
-  shift
-  printf %b "$@" | openssl dgst -sha256 -mac HMAC -macopt "hexkey:$k" | sed 's/^.* //'
-}
-
-tencent_signature_v3() {
-  service=$1
-  action=$(echo "$2" | tr '[:upper:]' '[:lower:]')
-  payload=${3:-'{}'}
-  timestamp=${4:-$(date +%s)}
-
-  domain="$service.tencentcloudapi.com"
-  secretId=${Tencent_SecretId:-'tencent-cloud-secret-id'}
-  secretKey=${Tencent_SecretKey:-'tencent-cloud-secret-key'}
-
-  algorithm='TC3-HMAC-SHA256'
-  date=$(date -u -d "@$timestamp" +%Y-%m-%d 2>/dev/null)
-  [ -z "$date" ] && date=$(date -u -r "$timestamp" +%Y-%m-%d)
-
-  canonicalUri='/'
-  canonicalQuery=''
-  canonicalHeaders="content-type:application/json\nhost:$domain\nx-tc-action:$action\n"
-
-  signedHeaders='content-type;host;x-tc-action'
-  canonicalRequest="POST\n$canonicalUri\n$canonicalQuery\n$canonicalHeaders\n$signedHeaders\n$(tencent_sha256 "$payload")"
-
-  credentialScope="$date/$service/tc3_request"
-  stringToSign="$algorithm\n$timestamp\n$credentialScope\n$(tencent_sha256 "$canonicalRequest")"
-
-  secretDate=$(tencent_hmac_sha256 "TC3$secretKey" "$date")
-  secretService=$(tencent_hmac_sha256_hexkey "$secretDate" "$service")
-  secretSigning=$(tencent_hmac_sha256_hexkey "$secretService" 'tc3_request')
-  signature=$(tencent_hmac_sha256_hexkey "$secretSigning" "$stringToSign")
-
-  echo "$algorithm Credential=$secretId/$credentialScope, SignedHeaders=$signedHeaders, Signature=$signature"
-}
-
-tencent_api_request() {
-  service=$1
-  version=$2
-  action=$3
-  payload=${4:-'{}'}
-  timestamp=${5:-$(date +%s)}
-
-  token=$(tencent_signature_v3 "$service" "$action" "$payload" "$timestamp")
-
-  _H1="Content-Type: application/json"
-  _H2="Authorization: $token"
-  _H3="X-TC-Version: $version"
-  _H4="X-TC-Timestamp: $timestamp"
-  _H5="X-TC-Action: $action"
-
-  _post "$payload" "$Tencent_API" "" "POST" "application/json"
-}