$ORIGIN 174.140.in-addr.arpa.
79		IN	SOA	cryptoad.ah.com. hughes.cryptoad.ah.com. (
		2 10800 3600 604800 86400 )
		IN	NS	cryptoad.ah.com.
$ORIGIN ah.com.
cryptoad	IN	A	140.174.79.1
$ORIGIN 79.174.140.in-addr.arpa.
17		IN	PTR	doorstop.ah.com.
1		IN	PTR	cryptoad.ah.com.