example. 3600 IN SOA n1.example. hostmaster.ns1.example. 3 3600 1200 604800 7200
example. 3600 IN NS ns2.example.
example. 3600 IN NS ns3.example.
ns1.example. 3600 IN A 10.53.0.1
ns2.example. 3600 IN A 10.53.0.2
ns3.example. 3600 IN A 10.53.0.3
unsigned.example. 600 IN TXT "Foo"
unsigned.example. 600 IN A 10.10.10.1
updated.example. 600 IN TXT "Foo"
updated.example. 600 IN A 10.10.10.1
example. 3600 IN SOA n1.example. hostmaster.ns1.example. 3 3600 1200 604800 7200