$TTL 86400
$ORIGIN example.tld.
@	IN	SOA	ns1.example.tld. hostmaster.example.tld. (
			2007081302	; Serial YYYYMMDDnn
			28800		; Refresh every 8 hours
			7200		; Retry after 2 hours
			604800		; Expire after 1 week
			86400 )		; Minimum TTL of 1 day

			IN	NS	ns1.example.tld.
			IN	NS	ns2.example.tld.

                	IN      MX 10   mx

mx			IN	A	255.255.255.255
www			IN	A	255.255.255.255