Robtex

Up: 204.13.166.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 204.13.167.0/25
Down right: 204.13.167.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
204.13.167.2	A+PTR	paidhosting3.swiftdesk.com
204.13.167.2	A	mail.pornriders.com
204.13.167.2	A	www.pornriders.com
204.13.167.5	PTR	mail.swiftco.net
204.13.167.5	A	paidhosting4.swiftdesk.com
204.13.167.6	PTR	mail.swiftco.net
204.13.167.6	A	mail.swifthosting.net
204.13.167.6	A	mail.lordofthepipe.com
204.13.167.24	PTR	avernus.swiftco.net
204.13.167.24	A	avernus.swiftdesk.com
204.13.167.25	PTR	adultspace.com
204.13.167.26	A+PTR	swiftdesk.com
204.13.167.26	A	www.swiftdesk.com
204.13.167.26	A	mail.swiftdesk.com
204.13.167.29	PTR	mail.irctoo.net
204.13.167.34	A	smilegirlsblog.com
204.13.167.37	PTR	mail.vsvideo.com
204.13.167.40	A	mail.blackdixwhitechix.com
204.13.167.40	A	picshark.us
204.13.167.40	A	www.blackdixwhitechix.com
204.13.167.76	A	mail.xratedlynx.com
204.13.167.76	A	xratedlynx.com
204.13.167.79	A	www.pussytree.com
204.13.167.79	A	pussytree.com
204.13.167.79	A	mail.myfuckmovies.com
204.13.167.86	A+PTR	dedicated37.swiftco.net
204.13.167.88	A	dedicated54.swiftdesk.com
204.13.167.204	A	w2.traffictrader.net
204.13.167.206	PTR	rushordertees.com
204.13.167.211	PTR	paidhosting2.swiftco.net
204.13.167.211	A	mail.onlygalleries.com
204.13.167.211	A	eighteenyearoldgirl.com
204.13.167.213	A	mail.tinytabby.com
204.13.167.215	A	www.actionmale.com
204.13.167.215	A	mail.actionmale.net
204.13.167.216	PTR	mail.xxxkey.com
204.13.167.217	A	mail.youngpornvideos.com
204.13.167.217	A	mail.youngpornmovies.com
204.13.167.224	A	mail.captaincock.com
204.13.167.224	A	www.captaincock.com
204.13.167.229	A	mail.sexmachinefeeds.com
204.13.167.229	A	www.sexmachinefeeds.com
204.13.167.234	A	stats.xxxkey.com
204.13.167.235	A	mail.the28s.com
204.13.167.235	A	the28s.com
204.13.167.248	A	clicks3.traffictrader.net
204.13.167.249	PTR	datingdollar.com
204.13.167.249	A	mail.datingdollar.com