zone "elnogallms.com.co" IN {
    type master;
    file "/etc/bind/db.elnogallms.com.co";
};

zone "123.69.200.in-addr.arpa" IN {
    type master;
    file "/etc/bind/db.123.69.200";
};

zone "20.16.172.in-addr.arpa" IN {
    type master;
    file "/etc/bind/db.20.16.172";
};