/var/named/db/rev.10.30.1

$TTL 3600	; 1 hour
1.30.10.in-addr.arpa.		IN SOA	ns.corporate.core2.co.uk. root.core2.co.uk. (
				2011051002 ; serial
				86400      ; refresh (1 day)
				7200       ; retry (2 hours)
				2419200    ; expire (4 weeks)
				3600       ; minimum (1 hour)
				)
			NS	ns.corporate.core2.co.uk.
$ORIGIN 1.30.10.in-addr.arpa.
1	PTR	vm101.corporate.core2.co.uk.
2	PTR	vm105.corporate.core2.co.uk.
3	PTR	vm104.corporate.core2.co.uk.
50	PTR	hp1.corporate.core2.co.uk.
51	PTR	hp2.corporate.core2.co.uk.
252	PTR	juniper3.corporate.core2.co.uk.