; $OpenBSD: db.loopback,v 1.2 2005/02/07 06:08:10 david Exp $ $ORIGIN 127.in-addr.arpa. $TTL 6h @ IN SOA localhost. root.localhost. ( 1 ; serial 1h ; refresh 30m ; retry 7d ; expiration 1h ) ; minimum NS localhost. 1.0.0 PTR localhost.