new dns helper class

core/Helper/DnsHelper.php

@@ -3,6 +3,7 @@
 namespace ThurData\Servers\KerioEmail\Core\Helper;
 use ThurData\Servers\KerioEmail\Core\Models\Whmcs\Server;
 use ThurData\Servers\KerioEmail\App\Libs\Product\ProductManager;
+use WHMCS\Database\Capsule;
 
 require_once '/usr/share/php/Net/DNS2.php';
 use \Net\DNS2\Net_DNS2_Resolver as Net_DNS2_Resolver;