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 120 13@ SOA ns. hostmaster.ns. ( 1 3600 1200 604800 60 ) 14@ NS ns. 15ns. A 10.53.0.1 16. A 10.53.0.1 17 18; limit responses from here 19tld2. NS ns.tld2. 20ns.tld2. A 10.53.0.2 21 22; limit recursion to here 23tld3. NS ns.tld3. 24ns.tld3. A 10.53.0.3 25 26; generate SERVFAIL 27tld4. NS ns.tld3. 28