contrib/bind/bin/named/test/127.0.0.zone

   1 $ORIGIN 0.0.127.in-addr.arpa.
   2
   3 @                       1D IN SOA       localhost. root.localhost. (
   4                                         42              ; serial (d. adams)
   5                                         3H              ; refresh
   6                                         15M             ; retry
   7                                         1W              ; expiry
   8                                         1D )            ; minimum
   9
  10                         1D IN NS        localhost.
  11 1                       1D IN PTR       localhost.