Robtex

Up: 72.50.240.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 72.50.248.0/22
Down right: 72.50.252.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
72.50.252.118	PTR	118-252-50-72.informaticsinc.com
72.50.252.118	A	sitegensolar.com
72.50.252.151	PTR	151-252-50-72.informaticsinc.com
72.50.252.151	A	mail.issda.org
72.50.252.164	A	barracuda2.informaticsinc.com
72.50.252.164	A	barracuda1.informaticsinc.com
72.50.252.164	A	barracuda.informaticsinc.com
72.50.252.171	A+PTR	mail.beelinemail.com
72.50.252.171	A	beelinemail.com
72.50.252.213	PTR	mail.informaticsinc.net
72.50.252.213	A	barracuda1.informaticsinc.net
72.50.252.213	A	barracuda2.informaticsinc.net
72.50.252.220	PTR	220-252-50-72.informaticsinc.com
72.50.253.2	A+PTR	dns2.ia-informatics.com
72.50.253.3	A+PTR	dns3.ia-informatics.com
72.50.253.10	PTR	accutron-inc.com
72.50.253.10	A	californialasikcenter.com
72.50.253.10	A	sgsurgery.com
72.50.253.12	A	dropboxcrpho-geo.informaticsinc.net
72.50.253.16	PTR	016.ia-informatics.com
72.50.253.16	A	rotoloperm.com
72.50.253.16	A	centroinc.com
72.50.253.18	PTR	018.ia-informatics.com
72.50.253.24	PTR	024.ia-informatics.com
72.50.253.25	A	midamar.com
72.50.253.25	A	www.midamar.com
72.50.253.26	PTR	026.ia-informatics.com
72.50.253.26	A	midamarhalal.com
72.50.253.26	A	www.midamarhalal.com
72.50.253.32	A	smallcreek.com
72.50.253.32	A	comfortcross.com
72.50.253.33	A+PTR	terrydurin.com
72.50.253.33	A	www.terrydurin.com
72.50.253.34	PTR	tld-inc.com
72.50.253.42	PTR	042.ia-informatics.com
72.50.253.42	A	schultzstrings.org
72.50.253.42	A	www.schultzstrings.com
72.50.253.44	A	guaranty-bank.com
72.50.253.48	PTR	048.ia-informatics.com
72.50.253.48	A	www.abpros.org
72.50.253.48	A	abpros.org
72.50.253.49	PTR	049.ia-informatics.com
72.50.253.49	A	bizrides.com
72.50.253.49	A	bizridepro.com
72.50.253.56	PTR	056-253-50-72.informaticsinc.com
72.50.253.56	A	gobeyond.insure
72.50.253.57	A	www.culturalcorridor.org
72.50.253.57	A	kidsfirstiowa.org
72.50.253.59	PTR	059.ia-informatics.com
72.50.253.59	A	www.ufgworthit.com
72.50.253.64	A	ufgsolutions.com
72.50.253.65	PTR	065.ia-informatics.com
72.50.253.65	A	hacap.org
72.50.253.65	A	hacap-geo.informaticsinc.net
72.50.253.66	PTR	066.ia-informatics.com
72.50.253.66	A	glassworkscondos.com
72.50.253.67	PTR	067.ia-informatics.com
72.50.253.72	A	www.centerforgreatapes.org
72.50.253.72	A	ns1-geo.informaticsinc.com
72.50.253.72	A	www.iowalean.com
72.50.253.74	PTR	074-253-50-72.informaticsinc.com
72.50.253.75	PTR	075.ia-informatics.com
72.50.253.80	PTR	cedarrapids.org
72.50.253.80	A	priority1.com
72.50.253.80	A	www.priority1.com
72.50.253.81	PTR	081.ia-informatics.com
72.50.253.89	A	wellgate4free.com
72.50.253.90	PTR	090.ia-informatics.com
72.50.253.90	A	www.jeadams.com
72.50.253.90	A	jeadams.com
72.50.253.91	PTR	091-253-50-72.informaticsinc.com
72.50.253.91	A	www.pcofiowa.com
72.50.253.97	PTR	097.ia-informatics.com
72.50.253.97	A	accenergy-geo.informaticsinc.net
72.50.253.98	PTR	098.ia-informatics.com
72.50.253.98	A	centerforgreatapes.org
72.50.253.100	A	aspectinc.net
72.50.253.100	A	aspectinc.info
72.50.253.104	A	www.wackerneusonfinance.com
72.50.253.105	PTR	105-253-50-72.informaticsinc.com
72.50.253.105	A	aavinvc.com
72.50.253.105	A	www.limolink.com
72.50.253.107	PTR	107-253-50-72.informaticsinc.com
72.50.253.112	A	www.linncleanair.org
72.50.253.112	A	linncleanair.org
72.50.253.114	PTR	114-253-50-72.informaticsinc.com
72.50.253.114	A	www.abpd.org
72.50.253.114	A	abpd.org
72.50.253.120	PTR	120-253-50-72.informaticsinc.com
72.50.253.120	A	icarea-geo.informaticsinc.net
72.50.253.120	A	www.iowacityarea.com
72.50.253.121	PTR	121.ia-informatics.com
72.50.253.121	A	www.imon.net
72.50.253.121	A	gigability.com
72.50.253.122	PTR	122.ia-informatics.com
72.50.253.128	A	crmuralsandmore.org
72.50.253.129	A+PTR	iowalean.com
72.50.253.129	A	www.iowalean.com
72.50.253.129	A	iowaperformance.org
72.50.253.136	PTR	136.ia-informatics.com
72.50.253.136	A	www.mycountyparks.com
72.50.253.136	A	linncountyparks.com
72.50.253.137	PTR	crma.org
72.50.253.137	A	grantwoodstudio.org
72.50.253.139	PTR	139.ia-informatics.com
72.50.253.144	A	midwesttherapynetwork.com
72.50.253.146	A	veggiewax.com
72.50.253.149	A	wellgatecoupon.com
72.50.253.150	A	tesselpop.com
72.50.253.153	PTR	153.ia-informatics.com
72.50.253.153	A	www.meardonlaw.com
72.50.253.153	A	meardonlaw.com
72.50.253.156	A	tellytouch.com
72.50.253.160	A	wellgateprod-geo.informaticsinc.net
72.50.253.160	A	*.wellgateproducts.com
72.50.253.160	A	wellgateproducts.com
72.50.253.161	PTR	161.ia-informatics.com
72.50.253.162	PTR	162.ia-informatics.com
72.50.253.163	PTR	163.ia-informatics.com
72.50.253.168	A	iowacremation.com
72.50.253.168	A	www.iowacremation.com
72.50.253.170	PTR	170-253-50-72.informaticsinc.com
72.50.253.170	A	fouroaks.org
72.50.253.170	A	www.fouroaks.org
72.50.253.176	A	escrowservicesofiowa.com
72.50.253.176	A	findobits.com
72.50.253.177	PTR	177-253-50-72.informaticsinc.com
72.50.253.177	A	issda.org
72.50.253.177	A	www.issda.org
72.50.253.184	PTR	184.ia-informatics.com
72.50.253.184	A	aadprt.org
72.50.253.184	A	aadprt.net
72.50.253.187	PTR	187.ia-informatics.com
72.50.253.187	A	ilivehereqc.com
72.50.253.187	A	ilivehereqc.org
72.50.253.192	PTR	192.ia-informatics.com
72.50.253.192	A	iarecycles-geo.informaticsinc.net
72.50.253.194	A	www.cr-opera.org
72.50.253.194	A	cr-opera.org
72.50.253.195	A	marionsolutions.com
72.50.253.200	PTR	200.ia-informatics.com
72.50.253.200	A	replenssilkysmooth.com
72.50.253.200	A	replenssamples.com
72.50.253.209	A	lildrugstoresales.com
72.50.253.209	A	lilautostore.com
72.50.253.209	A	littlenecessities.com
72.50.253.217	A+PTR	barracuda1.informaticsinc.com
72.50.253.217	A	barracuda1.informaticsinc.net
72.50.253.218	A	iowafacilityloc-geo.informaticsinc.net
72.50.253.218	A	facilitylocator.drugfreeinfo.org
72.50.253.224	PTR	224.ia-informatics.com
72.50.253.224	A	www.workplacelearningconnections.com
72.50.253.224	A	airchilledchicken.com
72.50.253.226	PTR	226.ia-informatics.com
72.50.253.234	A	www.hydraulicwarehouse.com
72.50.253.235	A	digitalok.org
72.50.253.236	A	allsaints-crschool.org
72.50.253.237	A	www.preseed.com
72.50.253.241	PTR	241.ia-informatics.com
72.50.253.241	A	eqns1.informaticsinc.com
72.50.253.241	A	eqns1.informaticsinc.net
72.50.253.244	A	eqns1.informaticsinc.com
72.50.253.244	A	eqns1.informaticsinc.net
72.50.253.244	A	eqns3.informaticsinc.net