diff --git a/dnsapi/dns_pdns.sh b/dnsapi/dns_pdns.sh
deleted file mode 100755
index 7d807c81..00000000
--- a/dnsapi/dns_pdns.sh
+++ /dev/null
@@ -1,184 +0,0 @@
-#!/usr/bin/env sh
-
-#PowerDNS Embedded API
-#https://doc.powerdns.com/md/httpapi/api_spec/
-#
-#PDNS_Url="http://ns.example.com:8081"
-#PDNS_ServerId="localhost"
-#PDNS_Token="0123456789ABCDEF"
-#PDNS_Ttl=60
-
-DEFAULT_PDNS_TTL=60
-
-########  Public functions #####################
-#Usage: add _acme-challenge.www.domain.com "123456789ABCDEF0000000000000000000000000000000000000"
-#fulldomain
-#txtvalue
-dns_pdns_add() {
-  fulldomain=$1
-  txtvalue=$2
-
-  if [ -z "$PDNS_Url" ]; then
-    PDNS_Url=""
-    _err "You don't specify PowerDNS address."
-    _err "Please set PDNS_Url and try again."
-    return 1
-  fi
-
-  if [ -z "$PDNS_ServerId" ]; then
-    PDNS_ServerId=""
-    _err "You don't specify PowerDNS server id."
-    _err "Please set you PDNS_ServerId and try again."
-    return 1
-  fi
-
-  if [ -z "$PDNS_Token" ]; then
-    PDNS_Token=""
-    _err "You don't specify PowerDNS token."
-    _err "Please create you PDNS_Token and try again."
-    return 1
-  fi
-
-  if [ -z "$PDNS_Ttl" ]; then
-    PDNS_Ttl="$DEFAULT_PDNS_TTL"
-  fi
-
-  #save the api addr and key to the account conf file.
-  _saveaccountconf PDNS_Url "$PDNS_Url"
-  _saveaccountconf PDNS_ServerId "$PDNS_ServerId"
-  _saveaccountconf PDNS_Token "$PDNS_Token"
-
-  if [ "$PDNS_Ttl" != "$DEFAULT_PDNS_TTL" ]; then
-    _saveaccountconf PDNS_Ttl "$PDNS_Ttl"
-  fi
-
-  _debug "Detect root zone"
-  if ! _get_root "$fulldomain"; then
-    _err "invalid domain"
-    return 1
-  fi
-  _debug _domain "$_domain"
-
-  if ! set_record "$_domain" "$fulldomain" "$txtvalue"; then
-    return 1
-  fi
-
-  return 0
-}
-
-#fulldomain
-dns_pdns_rm() {
-  fulldomain=$1
-
-  _debug "Detect root zone"
-  if ! _get_root "$fulldomain"; then
-    _err "invalid domain"
-    return 1
-  fi
-  _debug _domain "$_domain"
-
-  if ! rm_record "$_domain" "$fulldomain"; then
-    return 1
-  fi
-
-  return 0
-}
-
-set_record() {
-  _info "Adding record"
-  root=$1
-  full=$2
-  txtvalue=$3
-
-  if ! _pdns_rest "PATCH" "/api/v1/servers/$PDNS_ServerId/zones/$root." "{\"rrsets\": [{\"changetype\": \"REPLACE\", \"name\": \"$full.\", \"type\": \"TXT\", \"ttl\": $PDNS_Ttl, \"records\": [{\"name\": \"$full.\", \"type\": \"TXT\", \"content\": \"\\\"$txtvalue\\\"\", \"disabled\": false, \"ttl\": $PDNS_Ttl}]}]}"; then
-    _err "Set txt record error."
-    return 1
-  fi
-
-  if ! notify_slaves "$root"; then
-    return 1
-  fi
-
-  return 0
-}
-
-rm_record() {
-  _info "Remove record"
-  root=$1
-  full=$2
-
-  if ! _pdns_rest "PATCH" "/api/v1/servers/$PDNS_ServerId/zones/$root." "{\"rrsets\": [{\"changetype\": \"DELETE\", \"name\": \"$full.\", \"type\": \"TXT\"}]}"; then
-    _err "Delete txt record error."
-    return 1
-  fi
-
-  if ! notify_slaves "$root"; then
-    return 1
-  fi
-
-  return 0
-}
-
-notify_slaves() {
-  root=$1
-
-  if ! _pdns_rest "PUT" "/api/v1/servers/$PDNS_ServerId/zones/$root./notify"; then
-    _err "Notify slaves error."
-    return 1
-  fi
-
-  return 0
-}
-
-####################  Private functions below ##################################
-#_acme-challenge.www.domain.com
-#returns
-# _domain=domain.com
-_get_root() {
-  domain=$1
-  i=1
-
-  if _pdns_rest "GET" "/api/v1/servers/$PDNS_ServerId/zones"; then
-    _zones_response="$response"
-  fi
-
-  while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
-    if [ -z "$h" ]; then
-      return 1
-    fi
-
-    if _contains "$_zones_response" "\"name\": \"$h.\""; then
-      _domain="$h"
-      return 0
-    fi
-
-    i=$(_math $i + 1)
-  done
-  _debug "$domain not found"
-
-  return 1
-}
-
-_pdns_rest() {
-  method=$1
-  ep=$2
-  data=$3
-
-  export _H1="X-API-Key: $PDNS_Token"
-
-  if [ ! "$method" = "GET" ]; then
-    _debug data "$data"
-    response="$(_post "$data" "$PDNS_Url$ep" "" "$method")"
-  else
-    response="$(_get "$PDNS_Url$ep")"
-  fi
-
-  if [ "$?" != "0" ]; then
-    _err "error $ep"
-    return 1
-  fi
-  _debug2 response "$response"
-
-  return 0
-}