$ORIGIN example.
$TTL 5m

@ IN SOA dns.example. webmaster.example. (1 0m 0m 0m 5m)

@ NS dns.example.

moxacmepebble.mox1       IN A 172.28.1.10
moxmail2.mox2       IN A 172.28.1.20
dns                 IN A 172.28.1.30
acmepebble                 IN A 172.28.1.40
test                 IN A 172.28.1.50
