$TTL 14400
@   IN  SOA ns1.netmaster.tg. root.netmaster.tg. (
            2026052901 ; serial
            86400      ; refresh
            7200       ; retry
            3600000    ; expire
            86400 )    ; minimum

@   IN  NS  ns1.netmaster.tg.
@   IN  NS  ns2.netmaster.tg.