$ORIGIN example.com.
example.com.  3600  IN  SOA   ns.example.com. hostmaster.example.com. (
                              2019032201
			      28800 7200 604800 3600 )
              3600  IN  NS    ns1
              3600  IN  NS    ns2
              3600  IN  MX    10 mail.example.com.
              3600  IN  A     192.0.2.1
              3600  IN  AAAA  2001:db8:10::1
ns1           3600  IN  A     192.0.2.2
              3600  IN  AAAA  2001:db8:10::2
ns2           3600  IN  A     192.0.2.3
              3600  IN  AAAA  2001:db8:10::3
mail          3600  IN  A     192.0.2.4
              3600  IN  AAAA  2001:db8:10::4

