Robtex

Up: 208.72.144.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 208.72.152.0/22
Down right: 208.72.156.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
208.72.153.2	A	wilmington-de.com
208.72.153.2	A	buckscounty-pa.net
208.72.153.4	A	thekellycompound.com
208.72.153.4	A	ns4.thekellycompound.com
208.72.153.30	A	wonkydice.com
208.72.153.30	A	hostmaster.benjamie.com
208.72.153.106	PTR	null
208.72.153.248	PTR	ip-208-72-153-248.razorservers.com
208.72.154.2	PTR	static.razorinc.net
208.72.154.2	A	tac0.theadultcoalition.com
208.72.154.6	A	tac1.theadultcoalition.com
208.72.154.81	PTR	static.razorinc.net
208.72.154.89	PTR	static.razorinc.net
208.72.154.98	A	ns1.dns-sag2.com
208.72.154.99	A	ns2.dns-sag2.com
208.72.154.171	PTR	static.razorinc.net
208.72.154.210	PTR	launchrock.com
208.72.154.211	PTR	launchrock.com
208.72.154.212	A	roborecruiter.com
208.72.154.212	A	*.lajku.com
208.72.154.212	A	isyourchickendry.com
208.72.154.241	PTR	static.razorinc.net
208.72.155.16	PTR	static.razorinc.net
208.72.155.65	PTR	static.razorinc.net
208.72.155.128	PTR	static.razorinc.net
208.72.155.142	A	mail.tamater.com
208.72.155.154	A	server1.bluetreehost.com
208.72.155.154	A	mail.server1.bluetreehost.com
208.72.155.232	PTR	static.razorinc.net
208.72.155.240	PTR	static.razorinc.net
208.72.155.248	PTR	static.razorinc.net
208.72.155.250	PTR	static.razorinc.net
208.72.155.250	A	flash.fmstreams.com
208.72.156.8	PTR	dns2.redrocksdatacenter.com
208.72.156.18	PTR	208-72-156-18.static.bitrefinery.net
208.72.156.24	PTR	208-72-156-24.static.bitrefinery.net
208.72.156.52	PTR	xserve1.redstonesoftware.com
208.72.156.52	A	dns1.redstonesoftware.com
208.72.156.52	A	testplant.co.uk
208.72.156.68	PTR	itportfolio.com
208.72.156.68	A	mail.itpdatasafe.com
208.72.156.154	A	proofingmadeez.com
208.72.156.154	A	vixxisolutions.net
208.72.156.154	A	mail.new-media.us
208.72.156.168	PTR	208-72-156-168.static.bitrefinery.net
208.72.157.15	A	sigmagameservers.com
208.72.157.50	PTR	home-cookin.com
208.72.157.54	A	janimals.org
208.72.157.54	A	monkeyplunder.com
208.72.157.54	A	prizepimp.com
208.72.157.57	PTR	cipher.webtru.st
208.72.157.89	PTR	static1.ideasbynature.com
208.72.157.89	A	mail.codehell.com
208.72.157.89	A	codehell.com
208.72.157.105	PTR	208-72-157-105.static.bitrefinery.net
208.72.157.105	A	ns3.rype.com.au
208.72.157.105	A	ns3.suncoastinternet.net.au
208.72.157.108	A	ftp.skybeam.com
208.72.157.122	A+PTR	bonappetitbooks.com
208.72.157.122	A+PTR	gourmetbks.com
208.72.157.122	PTR	randomhousedirect.com
208.72.158.3	A	vspatient.com
208.72.158.9	PTR	208-72-158-9.static.bitrefinery.net
208.72.158.11	PTR	pbx.mercatusgroup.com
208.72.158.16	PTR	208-72-158-16.static.bitrefinery.net
208.72.158.19	PTR	208-72-158-19.static.bitrefinery.net
208.72.158.33	PTR	208-72-158-33.static.bitrefinery.net
208.72.158.38	A	crimsonfern.co.nz
208.72.158.40	PTR	208-72-158-40.static.bitrefinery.net
208.72.158.40	A	www.agilebusinessservices.com
208.72.158.40	A	agilebusinessservices.com
208.72.158.43	PTR	208-72-158-43.static.bitrefinery.net
208.72.158.48	PTR	208-72-158-48.static.bitrefinery.net
208.72.158.50	PTR	208-72-158-50.static.bitrefinery.net
208.72.158.50	A	sondrasboutique.com
208.72.158.50	A	*.armsinsider.com
208.72.158.51	PTR	208-72-158-51.static.bitrefinery.net
208.72.158.56	PTR	208-72-158-56.static.bitrefinery.net
208.72.158.64	PTR	208-72-158-64.static.bitrefinery.net
208.72.158.65	PTR	208-72-158-65.static.bitrefinery.net
208.72.158.73	PTR	208-72-158-73.static.bitrefinery.net
208.72.158.80	PTR	208-72-158-80.static.bitrefinery.net
208.72.158.80	A	munibank.com
208.72.158.83	PTR	208-72-158-83.static.bitrefinery.net
208.72.158.106	A	gatewaycodegen.com
208.72.158.106	A	the-slate.com
208.72.158.120	PTR	208-72-158-120.static.bitrefinery.net
208.72.158.120	A	intellichain.net
208.72.158.120	A	intellichain.co
208.72.158.123	PTR	208-72-158-123.static.bitrefinery.net
208.72.158.136	PTR	208-72-158-136.static.bitrefinery.net
208.72.158.139	PTR	208-72-158-139.static.bitrefinery.net
208.72.158.152	PTR	smtp2.summit-is.com
208.72.158.154	PTR	208-72-158-154.static.bitrefinery.net
208.72.158.162	PTR	208-72-158-162.static.bitrefinery.net
208.72.158.176	PTR	208-72-158-176.static.bitrefinery.net
208.72.158.187	PTR	208-72-158-187.static.bitrefinery.net
208.72.158.200	PTR	208-72-158-200.static.bitrefinery.net
208.72.158.201	PTR	208-72-158-201.static.bitrefinery.net
208.72.158.208	PTR	208-72-158-208.static.bitrefinery.net
208.72.158.211	PTR	208-72-158-211.static.bitrefinery.net
208.72.158.212	A	infinitevault.com
208.72.158.242	PTR	208-72-158-242.static.bitrefinery.net
208.72.158.247	A	switch2.portmorgan.com
208.72.159.5	A	mail.mabrend.org
208.72.159.6	A	mabrend.org
208.72.159.9	PTR	208-72-159-9.static.bitrefinery.net
208.72.159.9	A	mabrend.com
208.72.159.9	A	agicacruz.com
208.72.159.11	PTR	208-72-159-11.static.bitrefinery.net
208.72.159.11	A	bolicambio.com
208.72.159.27	A	mail.goodvaluecalendars.com
208.72.159.38	A	www.hotlineamerica.com
208.72.159.38	A	hotlineamerica.info
208.72.159.38	A	hotlineamerica.com
208.72.159.45	A	dev.expertbeacon.com
208.72.159.45	A	expertbeacon.com
208.72.159.51	A	accuexperts.com
208.72.159.53	A	mail.bitrefinery.com
208.72.159.60	A	mail.redrocksbbs.net
208.72.159.62	A	cosmomd.com
208.72.159.68	A	mail.hhfamilymedicine.com
208.72.159.79	A	strokeregistry.org
208.72.159.79	A	instor.org
208.72.159.79	A	www.strokeregistry.org
208.72.159.87	A	grendeldog.com
208.72.159.87	A	alexkrueger.com
208.72.159.89	PTR	mail.super7ui.com
208.72.159.89	PTR	mail.fxui.org
208.72.159.89	A	mail.kcmfirm.com
208.72.159.90	A	di-dash.com
208.72.159.90	A	bitrefinery.com
208.72.159.90	A	latticemedical.com
208.72.159.92	A	bitrefinery.com
208.72.159.160	PTR	208-72-159-160.static.bitrefinery.net
208.72.159.203	PTR	gigamonkeys.com
208.72.159.203	PTR	208-72-159-203.static.bitrefinery.net
208.72.159.204	A	crescendodiagnostics.com
208.72.159.204	A	rheumetrics.com
208.72.159.204	A	crescendobiosciences.com
208.72.159.208	PTR	208-72-159-208.static.bitrefinery.net
208.72.159.208	A	bupsys.com
208.72.159.209	A	cybernethics.net
208.72.159.213	A	icepix.com
208.72.159.213	A	icepics.com
208.72.159.221	A	davidechelberger.com
208.72.159.224	PTR	208-72-159-224.static.bitrefinery.net