Robtex

Up: 64.38.220.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 64.38.222.0/24
Down right: 64.38.223.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
64.38.222.6	PTR	ip-64-38-222-6.adultwebmastersecrets.com
64.38.222.8	PTR	ip-64-38-222-8.sexpigs.com
64.38.222.10	PTR	cruiserboys.com
64.38.222.34	PTR	ip-64-38-222-34.juicebooty.com
64.38.222.46	PTR	ip-64-38-222-46.ateensex.com
64.38.222.48	PTR	ip-64-38-222-48.assrape.com
64.38.222.55	PTR	ip-64-38-222-55.1099domains.com
64.38.222.56	PTR	ip-64-38-222-56.pinkass.com
64.38.222.57	PTR	ip-64-38-222-57.xxxfreeass.com
64.38.222.59	PTR	ip-64-38-222-59.blackbreast.com
64.38.222.62	PTR	ip-64-38-222-62.whitebreast.com
64.38.222.63	PTR	ip-64-38-222-63.freeblow.com
64.38.222.64	PTR	ip-64-38-222-64.freewetass.com
64.38.222.65	PTR	ip-64-38-222-65.wwwchicks.com
64.38.222.67	PTR	ip-64-38-222-67.suckhiscock.com
64.38.222.68	PTR	ip-64-38-222-68.rapethegirls.com
64.38.222.69	PTR	ip-64-38-222-69.eatherpussy.com
64.38.222.80	PTR	ip-64-38-222-80.phatbooty.com
64.38.222.86	PTR	bporn.com
64.38.222.87	PTR	ip-64-38-222-87.xxxpornwhores.com
64.38.222.88	PTR	ip-64-38-222-88.wwwanus.com
64.38.222.97	PTR	ip-64-38-222-97.gammasearch.com
64.38.222.99	PTR	ip-64-38-222-99.hairpussy.com
64.38.222.100	PTR	wwwxxxstory.com
64.38.222.101	PTR	wwwpornvideo.com
64.38.222.103	PTR	ip-64-38-222-103.wwwhairypussy.com
64.38.222.105	PTR	wwwshavedpussy.com
64.38.222.106	PTR	ip-64-38-222-106.wwwhairpussy.com
64.38.222.107	PTR	wwwxxxpassword.com
64.38.222.109	PTR	ip-64-38-222-109.wwwfatpussy.com
64.38.222.111	PTR	ip-64-38-222-111.wwwsexstory.com
64.38.222.112	PTR	ip-64-38-222-112.blackgrils.com
64.38.222.114	PTR	teengrils.com
64.38.222.117	PTR	ip-64-38-222-117.nude-photography.com
64.38.222.119	PTR	ip-64-38-222-119.excitegirls.com
64.38.222.121	PTR	free-xxx-story.com
64.38.222.123	PTR	ip-64-38-222-123.indian-girl.com
64.38.222.128	PTR	ip-64-38-222-128.adult-comic.com
64.38.222.129	PTR	ip-64-38-222-129.russian-lolita.com
64.38.222.131	PTR	ip-64-38-222-131.adult-joke.com
64.38.222.139	PTR	free-porn.xxxpornwhores.com
64.38.222.153	PTR	anal-sex.kinkywhores.com
64.38.222.170	PTR	anal-sex.wwwsexstory.com
64.38.222.174	A+PTR	jcm.cavecreek.net
64.38.222.174	PTR	ip-64-38-222-174.dreamsisters.com
64.38.222.199	A	mail.ccbill.com
64.38.222.201	PTR	ip-64-38-222-201.brazillianbabes.com
64.38.222.208	PTR	ip-64-38-222-208.teenwest.com
64.38.222.213	PTR	opm.usglobal.net
64.38.222.220	PTR	ip-64-38-222-220.hardpussy.net
64.38.222.222	PTR	ip-64-38-222-222.pornpussy.net
64.38.222.226	PTR	ip-64-38-222-226.thepanties.net
64.38.222.240	PTR	ip-64-38-222-240.xxxhost.com
64.38.223.8	A+PTR	ns1.cen2k.com
64.38.223.9	A	ns2.cen2k.com
64.38.223.12	A+PTR	smtp-1.cen2k.com
64.38.223.12	A	mailhost.cen2k.com
64.38.223.13	A+PTR	smtp-2.cen2k.com
64.38.223.13	A	mailhost.cen2k.com
64.38.223.39	PTR	mailhost.cen2k.com
64.38.223.50	A	processor.netmgt.com
64.38.223.51	A	*.tcggalleries.com
64.38.223.51	A	www.tcggalleries.com
64.38.223.51	A	cenniche.com
64.38.223.53	PTR	ip-64-38-223-53.lovedollars.com
64.38.223.53	A	mast-ulustdb.cen2k.com
64.38.223.90	A	mail2.netmgt.com
64.38.223.92	PTR	i2marketsolutions.com
64.38.223.92	A	bridgetshaw.com
64.38.223.94	PTR	klixxx.com
64.38.223.103	PTR	tv69.com
64.38.223.103	A	truemalecelebs.com
64.38.223.111	PTR	images.cenniche.com
64.38.223.113	PTR	www.sexdirectory.com
64.38.223.138	A	www.cen2k.com
64.38.223.138	A	*.lovedollars.com
64.38.223.138	A	activesitesupport.com