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 ns9.example.com. hostmaster.example.com. ( 14 1 ; serial 15 2000 ; refresh (2000 seconds) 16 2000 ; retry (2000 seconds) 17 1814400 ; expire (3 weeks) 18 3600 ; minimum (1 hour) 19 ) 20 NS ns9 21 ns9 A 10.53.0.9 22