Robtex

Up: 195.66.30.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 195.66.31.0/25
Down right: 195.66.31.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
195.66.31.234	PTR	ns2.ociusb2.co.uk
195.66.31.234	A	ns1.ociusb2.co.uk
195.66.31.235	PTR	ns1.ociusb2.co.uk
195.66.31.235	A	ns2.ociusb2.co.uk
195.66.31.244	A+PTR	mail.ociusb2.co.uk
195.66.31.244	A	mail2.ociusb2.com
195.66.31.244	A	mail.ociusb2.com