; Copyright (C) Internet Systems Consortium, Inc. ("ISC") ; ; SPDX-License-Identifier: MPL-2.0 ; ; This Source Code Form is subject to the terms of the Mozilla Public ; License, v. 2.0. If a copy of the MPL was not distributed with this ; file, you can obtain one at https://mozilla.org/MPL/2.0/. ; ; See the COPYRIGHT file distributed with this work for additional ; information regarding copyright ownership. $TTL 1000 @ in soa localhost. postmaster.localhost. ( 1993050801 ;serial 3600 ;refresh 1800 ;retry 604800 ;expiration 3600 ) ;minimum in ns ns.example.com. in ns ns2.example.com. in ns ns3.example.com. ns in a 10.0.0.1 ns2 in a 10.0.0.2 ns3 in a 10.0.0.3 a in a 1.2.3.4