$ORIGIN ip6.arpa.
$TTL 172800     ; 2 days
@                   IN SOA  localhost root. (
                                43         ; serial
                                7200       ; refresh (2 hours)
                                300        ; retry (5 minutes)
                                2419200    ; expire (4 weeks)
                                10800      ; minimum (3 hours)
                                )
                        NS      localhost