options {
        directory       "/etc/namedb";
        pid-file        "/var/run/named/pid";
        dump-file       "/var/dump/named_dump.db";
        statistics-file "/var/stats/named.stats";
        query-source address * port 53;
        notify yes;
        version "not currently available";
        allow-transfer  {       none;
        };
        allow-recursion {       172.16.25.0/24;
                                10.0.0.0/16;
                                10.2.0.0/16;
                                66.7.190.128/26;
        };
};