Robtex

Up: 74.81.190.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 74.81.191.0/25
Down right: 74.81.191.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
74.81.191.1	A	swag1-dc1.caro.net
74.81.191.2	A	swag1-dc1.caro.net
74.81.191.3	A+PTR	ns1.caro.net
74.81.191.5	A+PTR	ns3.caro.net
74.81.191.5	A	ds9.caro.net
74.81.191.6	A	door.caro.net
74.81.191.7	A+PTR	soft1.caro.net
74.81.191.8	A	offprint.caro.net
74.81.191.9	A	beta.caro.net
74.81.191.10	A	imc.caro.net
74.81.191.10	A	symix.caro.net
74.81.191.11	A	cromagnon.caro.net
74.81.191.12	A	wsteiner.caro.net
74.81.191.14	A	spamfreak.theedgepc.net
74.81.191.15	A	untangle.caro.net
74.81.191.16	A	daddy.caro.net
74.81.191.17	A	noc-printer.caro.net
74.81.191.19	A	grunt.caro.net
74.81.191.20	A+PTR	stats.caro.net
74.81.191.22	A	rain.caro.net
74.81.191.24	A+PTR	burnt.caro.net
74.81.191.26	A	flood.caro.net
74.81.191.27	A	winstats.caro.net
74.81.191.28	A	bak.caro.net
74.81.191.29	A	mail.froggylandsports.com
74.81.191.29	A	*.froggylandsports.com
74.81.191.29	A	lilliansrecipes.com
74.81.191.32	PTR	mail.caro.net
74.81.191.32	A	mail.carolina-assc.com
74.81.191.32	A	mail.hostingporn.com
74.81.191.33	A	mail.collegebookrenter.com
74.81.191.33	A	mail.eddiehiltonaccounting.com
74.81.191.34	A+PTR	mail.pss-law.com
74.81.191.35	A	slayer.caro.net
74.81.191.35	A	mail.rps350.com
74.81.191.37	A	mail.evcllc.com
74.81.191.37	A	bing.caro.net
74.81.191.38	A	bam.caro.net
74.81.191.39	A+PTR	boom.caro.net
74.81.191.40	A+PTR	shared-mail.caro.net
74.81.191.40	A	bladerunner.caro.net
74.81.191.49	A	gaikaku.caro.net
74.81.191.51	A	dwight.caro.net
74.81.191.54	A	jthomas.caro.net
74.81.191.55	A+PTR	gonzo.caro.net
74.81.191.55	A	aebnmovies.com
74.81.191.57	A+PTR	mcw.caro.net
74.81.191.57	A	www.tranniestation.com
74.81.191.57	A	*.tranniestation.com
74.81.191.59	A	monitor.caro.net
74.81.191.66	PTR	c2.caro.net
74.81.191.66	A	lgh.me
74.81.191.70	A	intersol-inc.com
74.81.191.70	A	docu-file.com
74.81.191.75	PTR	191-75.awecomm.com
74.81.191.81	PTR	www.timebots.com
74.81.191.81	A	charlottebadminton.org
74.81.191.81	A	concordchildrensclinic.com
74.81.191.82	A	depuy.caro.net
74.81.191.83	A	pickswitch.caro.net
74.81.191.89	PTR	uphillsoft-89.caro.net
74.81.191.89	A	jinsasiancuisine.com
74.81.191.89	A	ichineserestaurant.org
74.81.191.147	A	mipcoinc.com
74.81.191.172	A	ftp.softwaretoolbox.com
74.81.191.173	PTR	173.softwaretoolbox.com
74.81.191.173	A	software-toolbox.com
74.81.191.173	A	softwaretoolbox.co.nz
74.81.191.174	A	toolboxopc.com
74.81.191.175	PTR	www.factorywidgets.com
74.81.191.175	A	www.omnidssi.com
74.81.191.175	A	machinehmi.net
74.81.191.176	PTR	176.softwaretoolbox.com
74.81.191.176	A	symbolfactory.com
74.81.191.176	A	www.reichard.com
74.81.191.177	A	industrialeffectivenesssuite.com
74.81.191.177	A	equipmenteffectivenesssuite.com
74.81.191.177	A	industrial-effectiveness-suite.com
74.81.191.178	PTR	178.softwaretoolbox.com
74.81.191.178	A	opcdataactivex.com
74.81.191.178	A	opcdatacontrol.com
74.81.191.179	PTR	179.softwaretoolbox.com
74.81.191.179	A	opcfaqs.net
74.81.191.179	A	opcquestions.net
74.81.191.180	PTR	180.softwaretoolbox.com
74.81.191.180	A	opcdataactivex.com
74.81.191.180	A	opcdatacontrol.com
74.81.191.182	PTR	tablerock.softwaretoolbox.com
74.81.191.182	A	temp.softwaretoolbox.com
74.81.191.184	PTR	184.softwaretoolbox.com
74.81.191.184	A	smtp.northerndynamic.com
74.81.191.184	A	smtp.opcexperts.com
74.81.191.185	PTR	smtp.softwaretoolbox.com
74.81.191.185	A	smtp.webergators.com
74.81.191.185	A	smtp.factorykpi.com
74.81.191.186	PTR	186.softwaretoolbox.com
74.81.191.186	A	mysoftwaretoolbox.com
74.81.191.186	A	mysoftwaretoolbox.info
74.81.191.189	A	demo.equipmenteffectivenesssuite.com
74.81.191.192	A	avahost.net.191.81.74.in-addr.arpa
74.81.191.194	A	rwlv.org
74.81.191.194	A	mdwvo.com
74.81.191.194	A	miasophiadeluca.com
74.81.191.195	PTR	server-191-195.avahost.net
74.81.191.195	A	avamail.wfn.fyi
74.81.191.195	A	avamail.raisingcj.com
74.81.191.196	PTR	server-191-196.avahost.net
74.81.191.196	A	dstockman.com
74.81.191.196	A	ns64b.avahost.net
74.81.191.197	PTR	server-191-197.avahost.net
74.81.191.197	A	calamityjeanne.com
74.81.191.197	A	mongoland.tv
74.81.191.198	A	leseauxtranquilles.com
74.81.191.199	A	reflectiveedgebaits.com
74.81.191.199	A	russellrealtytn.com
74.81.191.199	A	www.lewisburggas.com
74.81.191.200	PTR	s107.avahost.net
74.81.191.200	A	divitics.com
74.81.191.200	A	theoeiythef.com
74.81.191.201	PTR	s109.avahost.net
74.81.191.201	A	chlaundry.com
74.81.191.201	A	marksrussianmilitaryhistory.info
74.81.191.202	PTR	ns109a.avahost.net
74.81.191.202	A	ns1.ketchupsolutions.com
74.81.191.202	A	ns1a.hostercorp.ru
74.81.191.203	PTR	ns109b.avahost.net
74.81.191.203	A	jdgoodmanbuilder.com
74.81.191.203	A	ns2.ketchupsolutions.com
74.81.191.204	PTR	server-191-204.avahost.net
74.81.191.204	A	chefstoolstore.com
74.81.191.204	A	ns1.customerlinkwebsites.com
74.81.191.205	PTR	server-191-205.avahost.net
74.81.191.205	A	ns2.customerlinkwebsites.com
74.81.191.208	PTR	server-191-208.avahost.net
74.81.191.208	A	eurosciencetrek.net
74.81.191.208	A	madmenno.net
74.81.191.209	PTR	server-191-209.avahost.net
74.81.191.209	A	compu-wizard.com
74.81.191.210	A	mustang-graphics.com
74.81.191.210	A	pgaoneday.com
74.81.191.210	A	247golfmedia.com
74.81.191.211	PTR	server-191-211.avahost.net
74.81.191.211	A	www.repeaterbook.com
74.81.191.211	A	emerpage.com
74.81.191.212	PTR	server-191-212.avahost.net
74.81.191.212	A	mothership.co.za
74.81.191.212	A	madboutbeauty.com
74.81.191.213	PTR	server-191-213.avahost.net
74.81.191.213	A	ns3004a.avahost.net
74.81.191.213	A	helpwebhost.com
74.81.191.214	PTR	s1011.avahost.net
74.81.191.214	A	movingtargetfilms.com
74.81.191.214	A	theturtleladylegacy.org
74.81.191.216	PTR	server-191-216.avahost.net
74.81.191.216	A	stopre.ru
74.81.191.216	A	photoshopforum.ru
74.81.191.217	A	fmp-inc.com
74.81.191.220	A	gagaringo.com
74.81.191.220	A	amrealdev.com
74.81.191.220	A	orgoneiam.com
74.81.191.221	PTR	server-191-221.avahost.net
74.81.191.221	A	i-folio.net
74.81.191.221	A	violinuniversal.com
74.81.191.222	A	westonalumni.net
74.81.191.229	PTR	mail.bissell-companies.com
74.81.191.229	A	mail.jjs-cafe.net