new dns helper class

core/Helper/DnsHelper.php

@@ -2,7 +2,7 @@
 
 namespace ThurData\Servers\KerioEmail\Core\Helper;
 
-require_once $_SERVER['DOCUMENT_ROOT'].'/Net/DNS2.php';
+require_once '/usr/share/php/Net/DNS2.php';
 
 /**
  * Wrapper for WHMCS params passed to controler functions