As as per my previous blog “DNS (BIND) Slave Server Installation & Configuration” ( https://vabsnanoti.wordpress.com/2012/03/01/dns-bind-slave-server-installation-configuration ).
We can add the below steps to disable recursive queries in bind server (Mastar/Slave). By default, bind will allow recursive queries. But if the server is meant to act as a name server for specific domains then we have to restrict it for recursive queries . Or It is ok if it act as internal DNS server.
SO to disable recursive queries, add the following to the options section of named.conf:
And restart the named service
You may check the recursive queries status On : http://www.intodns.com/