$ORIGIN ptr-is-dangling-cname.address03.xa. ; Must end with "."
$TTL 3600

@       SOA     ns5.child.address03.xa. admin. (
                2025022400      ; serial
                6h              ; refresh
                1h              ; retry
                1w              ; expire
                1d )            ; minimum

                NS	ns5.child.address03.xa.
                NS	ns12.child.address03.xa.