Robtex

Up: 216.221.160.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 216.221.164.0/23
Down right: 216.221.166.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
216.221.164.7	A	pass4suretest.com
216.221.164.17	A	ns2.1aiobox.com
216.221.164.17	A	ns1.1aiobox.com
216.221.164.17	A	1aiobox.com
216.221.164.19	A	vertical-technologies.com
216.221.164.23	PTR	networktoken.com
216.221.164.23	A	inboxnut.com
216.221.164.23	A	out.inboxnut.com
216.221.164.25	A	milenyumbalon.info
216.221.164.28	A	mail.an-d-s.com
216.221.164.28	A	an-d-s.com
216.221.164.28	A	www.mimsstudios.com
216.221.164.32	A	congreso.info
216.221.164.32	A	business-report.biz
216.221.164.32	A	potatonurse.info
216.221.164.47	PTR	ns2.babcockincdb.com
216.221.164.47	A	stablesites.org
216.221.164.47	A	ns2.zjjqx.com
216.221.164.48	A	watchesbars.com
216.221.164.100	A	raveonbuddyholly.com
216.221.164.100	A	salsafix.com
216.221.164.105	A	jtg8g.com
216.221.164.105	A	dq6v.com
216.221.164.105	A	365klzs.com
216.221.164.120	A	ns1.eltuonline.net
216.221.164.120	A	ns2.eltuonline.net
216.221.164.120	A	www.eltuonline.net
216.221.164.124	A	ns1.financialplannerch.com
216.221.164.124	A	ns2.financialplannerch.com
216.221.164.125	A	coachfactoryoutletsonline.org
216.221.164.125	A	ns2.coachfactoryoutletsonline.org
216.221.164.129	A	mail.freshpromodelivered.com
216.221.165.20	A	nba1234.info
216.221.165.20	A	chamonixsox.com
216.221.165.20	A	orionfans.info
216.221.165.21	A	fmcapital949.com
216.221.165.26	A	mail.inboxpick.com
216.221.165.26	A	inboxpick.com
216.221.165.30	PTR	216-221-165-30.static.dal01.corespace.com
216.221.165.30	A	oneflystudios.com
216.221.165.30	A	yellowlife-gobetweens.net
216.221.165.33	A	nine-beads.com
216.221.165.33	A	andinaretail.com
216.221.165.33	A	mesoftware.biz
216.221.165.35	PTR	216-221-165-35.static.propagation.net
216.221.165.35	A	nba1234.info
216.221.165.36	PTR	216-221-165-36.static.propagation.net
216.221.165.36	A	myxlounge.com
216.221.165.36	A	action-eiga.com
216.221.165.78	A	bzd6iq.com
216.221.165.78	A	hermesbagsservice.com
216.221.165.78	A	845ntsz.com
216.221.165.101	A	legalinfoarticles.org
216.221.165.101	A	ns1.recover-file.com
216.221.165.101	A	ns1.legalinfoarticles.org
216.221.165.106	PTR	216-221-165-106.static.propagation.net
216.221.165.106	A	celinebagscheap.com
216.221.165.106	A	kasinopelitsuomi.com
216.221.165.121	PTR	216-221-165-121.static.propagation.net
216.221.165.121	A	mail.getnewssearch.com
216.221.165.122	A	ns2.car-rental-denver.com
216.221.165.122	A	car-rental-denver.com
216.221.165.122	A	ns1.car-rental-denver.com
216.221.165.124	A	ns1.darwalah.com
216.221.165.124	A	ns2.darwalah.com
216.221.165.124	A	darwalah.com
216.221.165.125	A	ns1.amorelusso.com
216.221.165.128	A	ns2.nordactu.com
216.221.165.128	A	ns1.nordactu.com
216.221.165.128	A	nordactu.com
216.221.166.3	A	sebslegs.com
216.221.166.3	A	octrolleyfest.org
216.221.166.20	PTR	216-221-166-20.static.propagation.net
216.221.166.20	A	techno-eng.jp
216.221.166.20	A	slendi.info
216.221.166.22	PTR	216-221-166-22.static.dal01.corespace.com
216.221.166.25	PTR	216-221-166-25.static.propagation.net
216.221.166.25	A	scriptblog.info
216.221.166.25	A	fielddirector.info
216.221.166.30	PTR	216-221-166-30.static.dal01.corespace.com
216.221.166.34	A	siteownersdir.info
216.221.166.34	A	www.siteownersdir.info
216.221.166.70	PTR	216-221-166-70.static.dal01.corespace.com
216.221.166.72	PTR	216-221-166-72.static.dal01.corespace.com
216.221.166.83	PTR	216-221-166-83.static.propagation.net
216.221.166.83	A	83-166-221-216.cust.propagation.net
216.221.166.90	PTR	216-221-166-90.static.dal01.corespace.com
216.221.166.100	PTR	216-221-166-100.static.propagation.net
216.221.166.100	A	mail.wbs-tv.com
216.221.166.100	A	*.wbs-tv.com
216.221.166.107	PTR	216-221-166-107.static.dal01.corespace.com
216.221.166.107	A	lvhaofangtd.com
216.221.166.107	A	1zji.com
216.221.166.123	A	mail.greenoffersweekly.com
216.221.166.123	A	mail.greatdiscountsdelivery.com
216.221.166.124	A	isnotavailable.net
216.221.166.124	A	ns1.isnotavailable.net
216.221.166.124	A	ns2.isnotavailable.net
216.221.166.125	A	luciduser.org
216.221.166.128	A	ns1.fishingch.com
216.221.166.129	PTR	216-221-166-129.static.dal01.corespace.com
216.221.166.129	A	ruanmo.org
216.221.166.129	A	ns1.ruanmo.org
216.221.166.139	PTR	216-221-166-139.static.dal01.corespace.com
216.221.166.196	A	ns2.szolcn.com
216.221.166.201	PTR	216-221-166-201.static.dal01.corespace.com
216.221.166.216	A	216-166-221-216.cust.propagation.net
216.221.166.235	PTR	216-221-166-235.static.dal01.corespace.com
216.221.167.23	A	3950tamarind.info
216.221.167.23	A	localbodytax.info
216.221.167.23	A	austinresa.com
216.221.167.26	PTR	216-221-167-26.static.propagation.net
216.221.167.26	A	inboxrex.com
216.221.167.26	A	mail.inboxrex.com
216.221.167.27	A	chrischartier.info
216.221.167.28	A	itsybitsydigital.info
216.221.167.29	PTR	216-221-167-29.static.dal01.corespace.com
216.221.167.29	A	partnersitesi.net
216.221.167.29	A	www.amsepeti.info
216.221.167.32	A	ccopyright.info
216.221.167.34	PTR	216-221-167-34.static.propagation.net
216.221.167.34	A	skinlife-optimum-beauty.net
216.221.167.34	A	ccwsc.org
216.221.167.41	A	chigasakistory.com
216.221.167.80	A	ns1.expertschoice.net
216.221.167.80	A	ns1.ricya.com
216.221.167.80	A	expertschoice.net
216.221.167.89	A	ipba2015hk.org
216.221.167.89	A	babylicious.biz
216.221.167.108	A	luckly2013.com
216.221.167.108	A	bighornmaterials.com
216.221.167.108	A	jiebao5.com
216.221.167.120	A	ns1.hamburgjerseys.com
216.221.167.120	A	ns2.hamburgjerseys.com
216.221.167.121	A	ns2.ezibuystore.com
216.221.167.121	A	ns1.ezibuystore.com
216.221.167.125	A	mail.receivegadgetsweekly.com
216.221.167.125	A	mail.indigodealsnow.com
216.221.167.125	A	mail.slash-snakepit.com
216.221.167.126	PTR	216-221-167-126.static.propagation.net
216.221.167.126	A	ns1.wvyz.org
216.221.167.197	PTR	216-221-167-197.static.dal01.corespace.com
216.221.167.227	PTR	216-221-167-227.static.dal01.corespace.com