Robtex

Up: 192.80.72.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
192.80.74.68	A+PTR	mx.csquaredsystems.com
192.80.74.68	A	mx.csquaredsystems.net
192.80.74.69	A	mail.csquaredsystems.net
192.80.74.70	A+PTR	nh1.csquaredsystems.com
192.80.74.70	A+PTR	mail.csquaredsystems.com
192.80.74.70	A+PTR	nh2.csquaredsystems.com
192.80.74.73	A	www.csquaredsystems.net