Robtex

Up: 72.13.86.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 72.13.87.0/25
Down right: 72.13.87.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
72.13.87.3	A	*.universitylab.com
72.13.87.3	A	universitylab.com
72.13.87.4	A	mail.universitylab.com
72.13.87.16	A	mail.oztechsystems.com
72.13.87.17	A	zev.oztechsystems.com
72.13.87.17	A	oztechsystems.com
72.13.87.17	A	oztechsys.com
72.13.87.24	A	zevdev.com
72.13.87.24	A	zevsolomon.com
72.13.87.24	A	duoqueue.com
72.13.87.34	A	itallcounts.com
72.13.87.39	A	ds5.velvetech.com
72.13.87.41	A	mededarchitects.com
72.13.87.42	A	mededaccess.org
72.13.87.42	A	imcra.org
72.13.87.43	A	grem.dtzstl.com
72.13.87.44	PTR	www.apachecorp.com
72.13.87.44	A	apachecorp-dev.velvetech.com
72.13.87.48	PTR	quizvia.com
72.13.87.48	A	ns4.avelix.com
72.13.87.48	A	mail.dino101.com
72.13.87.49	A	careerportrait.com
72.13.87.49	A	careerdevelopmentteam.com
72.13.87.50	A	careerdriversassessment.com
72.13.87.57	A	mail.classondemand.net
72.13.87.57	A	www.classondemand.net
72.13.87.57	A	myblender.com
72.13.87.62	A	expiredsreport.net
72.13.87.74	A	mail.s8bbs.net
72.13.87.74	A	s8-mail.com
72.13.87.82	PTR	sk.s5.cm.ns1.37.ztomy.com
72.13.87.82	A	www.s8youni.com
72.13.87.82	A	sewang8.com
72.13.87.84	A	x8no1.com
72.13.87.85	A	avbaidu.net
72.13.87.85	A	www.avbaidu.net
72.13.87.117	A	chineseavno1.com
72.13.87.122	A	pornmm.net
72.13.87.124	A	s8soso.com
72.13.87.124	A	s8cctv.net
72.13.87.124	A	www.pauldebeer.nl
72.13.87.132	PTR	a132.rdns.coldcreektech.com
72.13.87.132	A	ns1.radiusmarketing.com
72.13.87.132	A	ns1.coldcreektech.com
72.13.87.133	PTR	a133.rdns.coldcreektech.com
72.13.87.133	A	ns2.coldcreektech.com
72.13.87.133	A	ns2.radiusmarketing.com
72.13.87.186	A+PTR	mail.mmamp.com
72.13.87.186	A	hairstyleforyou.com
72.13.87.186	A	hairgrafter.com
72.13.87.187	A	mail.esmartonline.com
72.13.87.187	A	esmartonline.com
72.13.87.188	A	feelready.com
72.13.87.188	A	mail.feelready.com
72.13.87.189	A	thinkingthatmoves.com
72.13.87.189	A	mail.thinkingthatmoves.com
72.13.87.190	A	ns1.esmartdirect.com
72.13.87.190	A	esmartdirect.com
72.13.87.190	A	mail.esmartdirect.com
72.13.87.195	A	us-ca-sj-001.privatetunnel.com
72.13.87.196	A	us-ca-sj-001.privatetunnel.com
72.13.87.197	A	us-ca-sj-001.privatetunnel.com
72.13.87.198	A	us-ca-sj-001.privatetunnel.com
72.13.87.199	A	us-ca-sj-001.privatetunnel.com
72.13.87.200	A	us-ca-sj-001.privatetunnel.com
72.13.87.217	A	nsweb.org