Robtex

Up: 204.42.0.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 204.42.16.0/21
Down right: 204.42.24.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
204.42.16.67	A	fullchannel.net
204.42.16.70	PTR	web02.itv-3.com
204.42.16.70	A	billzilla.net
204.42.16.71	A	itv-3.com
204.42.16.71	A	www.omnilec.com
204.42.16.74	A	itv-3.com
204.42.16.80	A	omnilec.com
204.42.16.88	A	www.grubercraft.com
204.42.16.88	A	grubercraft.com
204.42.16.102	A	voip01.omnilec.com
204.42.16.199	A	tremontsavings.omnilec.com
204.42.16.199	A	troublefree.omnilec.com
204.42.16.199	A	qualitywater.omnilec.com
204.42.17.101	A	verysmartcup.com
204.42.17.130	A	mail.universalghost.com
204.42.17.130	A	mail.campaigndemo.net
204.42.17.238	A	cjbilyeu.com
204.42.18.2	A	mail.visionwax.com
204.42.18.2	A	3con.dynu.net
204.42.18.5	A	z-technologyinc.com
204.42.18.5	A	zeithammerfamily.com
204.42.18.20	A	bryanboston.com
204.42.18.41	A+PTR	mail.wolftesar.com
204.42.18.41	A	wolftesar.com
204.42.18.105	A+PTR	mail.benckendorf.com
204.42.18.130	A	webmail.skinnews.com
204.42.18.132	PTR	peknil01-204-42-18-132.itv-3.com
204.42.18.132	A	mail2.skinnews.com
204.42.19.10	A	mail.grimmauto.com
204.42.19.91	A+PTR	mail.mepinc.biz
204.42.19.91	A	mepinc.biz
204.42.19.122	A	vpn1.doveequipment.com
204.42.20.120	A	www.jasoncolwell.duckdns.org
204.42.20.120	A	jasoncolwell.duckdns.org
204.42.22.3	A	warteg.net
204.42.22.236	A	nickstoner.net
204.42.23.4	PTR	dialup-204.42.23.4.omnilec.com
204.42.23.33	PTR	wr0.north.kewanee.il.omnilec.com
204.42.23.34	PTR	ap1.north.kewanee.il.omnilec.com
204.42.23.35	PTR	ap2.north.kewanee.il.omnilec.com
204.42.23.68	A	mx1.cooperkin.com
204.42.23.68	A	mail.cooperkin.com
204.42.23.68	A	ns2.bookertbear.com
204.42.23.162	PTR	server0.dunlap.il.omnilec.com
204.42.23.193	PTR	wr0.hannacity.il.omnilec.com
204.42.23.194	PTR	server0.hannacity.il.omnilec.com
204.42.23.194	A	ivory.pekin.net
204.42.23.201	A	vireo.pekin.net
204.42.23.203	A	sif.pekin.net
204.42.23.204	A	circulation.pekin.net
204.42.23.209	A	kiwi.pekin.net
204.42.23.210	PTR	wireless-204.42.23.210.omnilec.com
204.42.23.210	A	rook.pekin.net
204.42.23.214	A	egret.pekin.net
204.42.23.215	A	mynah.pekin.net
204.42.24.138	A	frankg.net
204.42.24.227	PTR	dialup-204.42.24.227.omnilec.com
204.42.25.1	PTR	peoriltcr01.core.peoria.il.itv-3.com
204.42.25.75	A	mail1.bsi935.com
204.42.25.76	A	mi-76.mortonind.com
204.42.25.86	A	mail.accounseling.org
204.42.26.104	A	marshalsclassics.com
204.42.26.194	A+PTR	mail.mcdmarketing.com
204.42.26.194	A	mail.ie-media.com
204.42.26.194	A	mail.ewmcd.com
204.42.26.217	A+PTR	mail.msulegal.com
204.42.26.217	A	attorneysmsa.com
204.42.28.2	A	mail.hshministries.org
204.42.28.3	A	myerslex.com
204.42.28.3	A	fairburyil.net
204.42.28.13	A	www.slagel.com
204.42.28.16	PTR	www.ats-sss.com
204.42.29.54	A	proxy.oddonion.com
204.42.29.54	A	oldtownegrovechapel.com
204.42.29.173	A	mail.scrantons.org
204.42.29.197	A	trupin.net
204.42.30.1	PTR	cisco0.peoria.il.omnilec.com
204.42.30.4	PTR	wr2.downtown.peoria.il.omnilec.com
204.42.30.108	A	mail2.students709.org
204.42.30.111	A	mail.morton709.org
204.42.30.111	A	mailhost.morton709.org
204.42.30.116	A	cipafilter.morton709.org
204.42.30.116	A	sophos.morton709.org
204.42.30.130	PTR	1illdialup.famvid.com
204.42.30.156	A	mail.spotmold.com
204.42.31.66	PTR	mail.herget.com
204.42.31.66	A	mail2.herget.com
204.42.31.146	A	mail.kreiling.com
204.42.31.162	A+PTR	ns1.ntslink.net
204.42.31.165	A	nfptax.com
204.42.31.166	PTR	ns2.ntslink.net
204.42.31.167	A+PTR	mail.ntslink.net
204.42.31.167	PTR	mail.atlasfinancialservices.com
204.42.31.168	A	ntslink.net.mx3.emailsecurity.rcimx.net
204.42.31.179	A	emersrv.ntslink.net
204.42.31.180	A	ntsweb3.ntslink.net
204.42.31.181	A	www.1040.net
204.42.31.183	A	taxvisionsoftware.com
204.42.31.184	A	ntsweb3.ntslink.net
204.42.31.238	A	cicess.com
204.42.31.238	A	*.advinfo.net
204.42.31.238	A	cicess.net