1example. 3600 IN SOA n1.example. hostmaster.ns1.example. 3 3600 1200 604800 7200 2example. 3600 IN NS ns2.example. 3example. 3600 IN NS ns3.example. 4ns1.example. 3600 IN A 10.53.0.1 5ns2.example. 3600 IN A 10.53.0.2 6ns3.example. 3600 IN A 10.53.0.3 7unsigned.example. 600 IN TXT "Foo" 8unsigned.example. 600 IN A 10.10.10.1 9updated.example. 600 IN TXT "Foo" 10updated.example. 600 IN A 10.10.10.1 11example. 3600 IN SOA n1.example. hostmaster.ns1.example. 3 3600 1200 604800 7200 12