$ORIGIN .
$TTL 3600

@       SOA     ns1.non-null-spf.root-servers.zone11.xa. admin.zone11.xa. (
                2025080400      ; serial
                6h              ; refresh
                1h              ; retry
                1w              ; expire
                1d )            ; minimum

        NS      ns1.non-null-spf.root-servers.zone11.xa.
        NS      ns2.non-null-spf.root-servers.zone11.xa.

        TXT     "v=spf1 ip6:fda1:b2:c3::/64 -all"

ns1.non-null-spf.root-servers.zone11.xa.  A      127.19.11.45
                                          AAAA   fda1:b2:c3::127:19:11:45
ns2.non-null-spf.root-servers.zone11.xa.  A      127.19.11.46
                                          AAAA   fda1:b2:c3::127:19:11:46