Robtex

Up: 72.214.232.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 72.214.232.0/23
Down right: 72.214.234.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
72.214.232.50	PTR	mail.seldin.com
72.214.232.68	PTR	wsip-72-214-232-68.om.om.cox.net
72.214.232.68	A	electriciansjatc.org
72.214.232.102	PTR	wsip-72-214-232-102.om.om.cox.net
72.214.232.102	A	webmail.1staff.com
72.214.232.102	A	1staff.com
72.214.232.105	A	mail.1staff.com
72.214.232.108	A	systemcenterbootcamp.com
72.214.232.134	PTR	wsip-72-214-232-134.om.om.cox.net
72.214.232.134	A	omaha.neweralife.com
72.214.232.184	A	mail.cityofralston.com
72.214.232.190	A	vehicledeals.net
72.214.232.194	PTR	ipmon-relay.dmsi.com
72.214.232.200	PTR	wsip-72-214-232-200.om.om.cox.net
72.214.232.212	PTR	wsip-72-214-232-212.om.om.cox.net
72.214.232.212	A	rieckfamily.net
72.214.232.221	PTR	wsip-72-214-232-221.om.om.cox.net
72.214.232.221	A	mail.the-pmg.com
72.214.232.230	A	r6assessments.com
72.214.233.35	A	ne13trustee.com
72.214.233.35	A	mail.ne13trustee.com
72.214.233.49	A	mail.tagge-rutherford.com
72.214.233.49	A	mail.taggerutherford.com
72.214.233.60	A	thielereports.com
72.214.233.60	A	wsip-72-214-233-60.om.om.cox.net
72.214.233.60	A	*.thielereports.com
72.214.233.79	A+PTR	mail.mickandassociates.com
72.214.233.80	A	mail.mickduediligence.com
72.214.233.98	A	mail.theplatteinstitute.org
72.214.233.100	A	rallysetgo.com
72.214.233.110	PTR	wsip-72-214-233-110.om.om.cox.net
72.214.233.110	A	avncorp.net
72.214.233.110	A	smtp.avncorp.net
72.214.233.112	A+PTR	wsip-72-214-233-112.om.om.cox.net
72.214.233.112	A	c3design.com
72.214.233.112	A	*.c3design.com
72.214.233.123	A	sbsrv.amigroupinc.com
72.214.233.123	A	sbsrv.amienvironmental.com
72.214.233.195	A+PTR	wsip-72-214-233-195.om.om.cox.net
72.214.233.195	A	ns2.prolar.net
72.214.233.196	PTR	wsip-72-214-233-196.om.om.cox.net
72.214.233.196	A	mx1.smokefreenebraska.org
72.214.233.196	A	mx1.neccv.org
72.214.233.197	A	prolardev.com
72.214.233.211	A+PTR	mailout.ls.b.ca-industries.com
72.214.233.244	A	wsip-72-214-233-244.om.om.cox.net
72.214.233.246	A	wsip-72-214-233-246.om.om.cox.net
72.214.234.41	PTR	wsip-72-214-234-41.om.om.cox.net
72.214.234.57	A	legacyvendor.com
72.214.234.86	A+PTR	wsip-72-214-234-86.om.om.cox.net
72.214.234.86	A	666thdeathangels.com
72.214.234.91	A	wsip-72-214-234-91.om.om.cox.net
72.214.234.156	A+PTR	wsip-72-214-234-156.om.om.cox.net
72.214.234.180	A+PTR	wsip-72-214-234-180.om.om.cox.net
72.214.234.180	A	oma212004.omahanh.com
72.214.234.202	PTR	wsip-72-214-234-202.om.om.cox.net
72.214.234.202	A	modse.net
72.214.234.239	A	mail.lfsneb.org
72.214.235.8	A	mail.premierbeverage.net
72.214.235.8	A	mail.nebraskadistributing.com
72.214.235.15	A+PTR	server1.tmsdesign.com
72.214.235.15	A	mail.tmsdesign.com
72.214.235.15	A	server1.tmsservices.com
72.214.235.26	A	mail.ryancollisioncenter.com
72.214.235.47	A+PTR	mail.standardac.com
72.214.235.47	A	mail.controlsxpress.com
72.214.235.66	PTR	wsip-72-214-235-66.om.om.cox.net
72.214.235.66	A	remote.sbbpc.com
72.214.235.66	A	sbbpc.com
72.214.235.84	PTR	slatearch.com
72.214.235.84	A	exchange.s360a.com
72.214.235.132	A	serenecarehospice.com
72.214.235.132	A	mail.physmedinc.com
72.214.235.155	A	mail.newsteelinc.com
72.214.235.157	PTR	wsip-72-214-235-157.om.om.cox.net
72.214.235.157	A	ascitsolutions.com
72.214.235.183	A+PTR	mail.phonematch.com
72.214.235.183	A	cssdirect.com
72.214.235.183	A	ftp.phonematch.com
72.214.235.202	A	mail.cretecoldstorage.com
72.214.235.205	PTR	wsip-72-214-235-205.om.om.cox.net
72.214.235.205	A	mollefamily.net
72.214.235.205	A	techiefox.com
72.214.235.208	A	openclipboard.com
72.214.235.219	PTR	statefarm.com
72.214.235.236	A+PTR	wsip-72-214-235-236.om.om.cox.net
72.214.235.253	PTR	wsip-72-214-235-253.om.om.cox.net
72.214.235.253	A	aquariumservicecorp.com
72.214.235.253	A	reeftectonics.com