1 ; Copyright (C) Internet Systems Consortium, Inc. ("ISC") 2 ; 3 ; SPDX-License-Identifier: MPL-2.0 4 ; 5 ; This Source Code Form is subject to the terms of the Mozilla Public 6 ; License, v. 2.0. If a copy of the MPL was not distributed with this 7 ; file, you can obtain one at https://mozilla.org/MPL/2.0/. 8 ; 9 ; See the COPYRIGHT file distributed with this work for additional 10 ; information regarding copyright ownership. 11 12 $TTL 300 ; 5 minutes 13 @ IN SOA mname1. . ( 14 2006081400 ; serial 15 20 ; refresh (20 seconds) 16 20 ; retry (20 seconds) 17 1814400 ; expire (3 weeks) 18 3600 ; minimum (1 hour) 19 ) 20 @ IN NS ns2.example. 21