; 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 300 ; 5 minutes @ IN SOA ns1.example. hostmaster.example. ( 2000042795 ; serial 20 ; refresh (20 seconds) 20 ; retry (20 seconds) 1814400 ; expire (3 weeks) 3600 ; minimum (1 hour) ) example. NS ns1.example. ns1.example. A 10.53.0.1 ; Let's see what the sortlist picks out of this... a A 1.1.1.1 a A 1.1.1.5 a A 1.1.1.2 a A 192.168.3.1 a A 1.1.1.3 a A 192.168.1.1 a A 1.1.1.4 b A 10.53.0.1 b A 10.53.0.2 b A 10.53.0.3 b A 10.53.0.4 b A 10.53.0.5