Robtex

Up: 66.163.28.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 66.163.29.0/25
Down right: 66.163.29.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
66.163.29.30	PTR	66-163-29-30.ip.tor.radiant.net
66.163.29.30	A	rapeisnojoke.com
66.163.29.30	A	thunder.mobrien.net
66.163.29.108	PTR	mail.cscn.com
66.163.29.130	A	kdata.karas.ca
66.163.29.150	A	66-163-29-150.ip.tor.radiant.net
66.163.29.161	A	mg2.whitecross.ca
66.163.29.161	A	whcrwan02.whitecross.ca
66.163.29.182	A+PTR	mail.hallconcorp.com
66.163.29.183	PTR	rgi-ltd.com
66.163.29.200	A	b2b4x.com
66.163.29.200	A	thefxportal.com
66.163.29.200	A	eiocanada.com
66.163.29.201	PTR	66-163-29-201.ip.tor.radiant.net
66.163.29.201	A	mail.realrc.com
66.163.29.201	A	mail2.techactive.com
66.163.29.205	A+PTR	relay.willow.org
66.163.29.205	A	wexchange.willow.org
66.163.29.205	A	mail.willow.org
66.163.29.254	A+PTR	ipac-svr01.ipac.ca