db.192.168.1

$TTL    604800
@       IN      SOA     dns1.iroda.intra. root.iroda.intra. (
                        2012072201      ; Serial
                         604800         ; Refresh
                          86400         ; Retry
                        2419200         ; Expire
                         604800 )       ; Negative Cache TTL
;
@       IN      NS      dns1.iroda.intra.
@       IN      NS      dns2.iroda.intra.

210     IN      PTR     dns1.iroda.intra.
211     IN      PTR     dns2.iroda.intra.
210     IN      PTR     www.iroda.intra.
210     IN      PTR     ftp.iroda.intra.