@       IN      SOA     hpux.dns.com. root.hpux.dns.com. (
                                        1       ; Serial
                                        10800   ; Refresh every 3 hours
                                        3600    ; Retry every hour
                                        604800  ; Expire after a week
                                        86400 ) ; Minimum ttl of 1 day
        IN      NS      hpux.dns.com.

1       IN      PTR     localhost.