$ORIGIN example.com.
$TTL 3h
@ IN SOA ns1.example.com. hostmaster.example.com.(
2009032401 ; Serial yyyymmddnn
3h ; Refresh After 3 hours
1h ; Retry Retry after 1 hour
1w ; Expire after 1 week
1h) ; Minimum negative caching of 1 hour
; Name servers for example.com
@ 3600 IN NS ns1.example.com.
@ 3600 IN NS ns2.example.com.
@ 3600 IN NS ns3.example.com.
; MX Records
@ 3600 IN MX 10 mail.example.com.
; A Records
@ 3600 IN A 202.54.1.2
ns1 3600 IN A 203.54.1.2
ns2 3600 IN A 205.54.1.2
ns3 3600 IN A 207.54.1.2
; CNAME Records
www 3600 IN CNAME @