Robtex

Up: 72.237.96.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 72.237.96.0/22
Down right: 72.237.100.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
72.237.96.160	A	terryparker.duval.k12.fl.us
72.237.98.127	A	matanzaspress.com
72.237.99.76	A	www.thefiddlersgreen.com
72.237.99.76	A	thefiddlersgreen.com
72.237.99.159	A	coquinacrossing.com
72.237.101.137	PTR	inj.injersey.com
72.237.101.148	A	njclassifiedconnection.com
72.237.101.201	PTR	smtphub01.rcmt.com
72.237.101.202	PTR	smtphub02.rcmt.com
72.237.102.34	PTR	mail.advantagetel.com
72.237.102.35	PTR	mail.advantagetel.com
72.237.102.35	A	mail.maac.org
72.237.102.35	A	mail.bandbelec.com
72.237.102.43	A	jaguarlandroverremarketing.com
72.237.102.44	A	nmptraining.com
72.237.102.82	PTR	mail2.brra.com
72.237.102.230	A+PTR	email.sgsconsulting.com
72.237.103.22	A	mail.itelecenter.com
72.237.103.23	A	mail.smartsourcing101.com
72.237.103.24	A	mail.iboostbiz.com
72.237.103.25	A+PTR	mail.coaitsolutions.com
72.237.103.26	PTR	mail.chagainternational.com
72.237.103.26	PTR	mail.coaconsulting.com
72.237.103.26	PTR	mail4.coanetwork.com
72.237.103.27	PTR	mail.coanetwork.com
72.237.103.27	PTR	mail.coatelecenter.com
72.237.103.37	PTR	ns04.coanetwork.com
72.237.103.42	PTR	mail.fpnotifications.com
72.237.103.43	A+PTR	mail.fpmail1.com
72.237.103.44	A+PTR	mail.fpmail2.com
72.237.103.45	A+PTR	mail.fpmail3.com
72.237.103.46	A	fpmail4.com
72.237.103.56	A	coavideohosting.com
72.237.103.60	A	coaitconsulting.com
72.237.103.62	A	bridescity.ru
72.237.103.68	A	showproperty2mobile.com
72.237.103.68	A	www.operationlink.com
72.237.103.68	A	replicatedsites.com