Robtex

Up: 66.128.56.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 66.128.60.0/23
Down right: 66.128.62.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
66.128.60.5	A+PTR	host1.dominet.net
66.128.60.10	PTR	dif.com.do
66.128.60.11	PTR	mail.mediaexpress.com.do
66.128.60.14	PTR	mail.puntacana.com
66.128.60.14	A	ns1.puntacana.com
66.128.60.15	PTR	mail2.puntacana.com
66.128.60.30	A+PTR	mail.seminsa.com.do
66.128.60.30	A	mail.portaltransaccional.gob.do
66.128.60.32	A+PTR	server2.portaltransaccional.gob.do
66.128.60.32	A	mail.portaltransaccional.gob.do
66.128.60.34	A	host14.dnns.net
66.128.60.40	PTR	server.by003.net
66.128.60.43	PTR	server.blueyellow.info
66.128.60.44	A	wtfjavascript.com
66.128.60.44	A	wthgames.com
66.128.60.47	PTR	host12.dnns.net
66.128.60.47	A	servers.dominet.net
66.128.60.50	A+PTR	zimbra1.dominet.net
66.128.60.61	PTR	server1.prodominios.com
66.128.60.81	PTR	host16.dnns.net
66.128.60.82	PTR	ns1.dnetnoc.net
66.128.60.82	A	ns3.dnns.net
66.128.60.83	A	ns4.dnns.net
66.128.60.87	PTR	host1.dnns.net
66.128.60.98	A	ns5.dominet.net
66.128.60.99	A	ns6.dominet.net
66.128.60.120	PTR	un-instraw.org
66.128.60.148	A	*.televoz.com
66.128.61.2	A	ns11.lunchspark.com
66.128.61.3	A	supportservicesalaska.com
66.128.61.3	A	www.aurorakidney.com
66.128.61.3	A	aksheetmetal.com
66.128.61.5	A	ns1.ratesexpert.com
66.128.61.5	A	www.ratesexpert.net
66.128.61.5	A	expert1.ratesexpert.com
66.128.61.19	A	tigroups.com
66.128.61.36	A	hostmaster.managedwise.net
66.128.61.36	A	*.managedwise.net
66.128.61.55	A	isiweb.apollomga.com
66.128.61.62	A	mail.intelinetsystems.com
66.128.61.62	A	autodiscover.intelinetsystems.com
66.128.61.66	A	new-66-128-61-66.rev.booksys.com
66.128.61.68	A	mx.vintagestock.com
66.128.61.68	A	mx.movietradingcompany.com
66.128.61.68	A	mx.pos-solutions.net
66.128.61.69	A	new-66-128-61-69.rev.booksys.com
66.128.61.70	PTR	new-66-128-61-70.rev.booksys.com
66.128.61.71	PTR	new-66-128-61-71.rev.booksys.com
66.128.61.72	PTR	new-66-128-61-72.rev.booksys.com
66.128.61.75	A	new-66-128-61-75.rev.booksys.com
66.128.61.76	A	new-66-128-61-76.rev.booksys.com
66.128.61.78	A+PTR	new-66-128-61-78.rev.booksys.com
66.128.61.80	A+PTR	new-66-128-61-80.rev.booksys.com
66.128.61.80	A	new-app53.external.booksys.com
66.128.61.80	A	new-app53.local.booksys.com
66.128.61.87	A	new-66-128-61-87.rev.booksys.com
66.128.61.88	A	new-app59.external.booksys.com
66.128.61.92	A	new-66-128-61-92.rev.booksys.com
66.128.61.93	A	new-66-128-61-93.rev.booksys.com
66.128.61.94	A+PTR	new-66-128-61-94.rev.booksys.com
66.128.61.105	PTR	mail.sanson.colombiahosting.com.co
66.128.61.110	A	correo.omegaenergycolombia.com
66.128.61.112	A	correo.colombiadigital.net
66.128.61.113	A	janus.colombiahosting.com
66.128.61.117	A+PTR	servidor.acttelematica.com.co
66.128.61.123	A+PTR	grupocomercial360.colombiahosting.com
66.128.61.125	A	mail.easybox.co
66.128.61.125	A	easybox.co
66.128.61.135	A	web01.tuxxin.com
66.128.61.137	A	mail.moneyreels.com
66.128.61.138	A	mycompanytrader.com
66.128.61.140	A	ns1.tuxxin.com
66.128.61.140	A	cdn.cornholeboards.us
66.128.61.141	PTR	cornholeboards.us
66.128.61.141	A	ns2.tuxxin.com
66.128.61.142	A	customgm.com
66.128.61.144	A	tuxxin.com
66.128.61.148	A	backoffice.cornholeboards.us
66.128.61.149	A	www.gliteleds.com
66.128.61.149	A	chillsteps.com
66.128.61.149	A	baseljanitors.com
66.128.61.157	A	cmcnyc.com
66.128.61.158	A	winout.net
66.128.61.158	A	www.winout.net
66.128.61.158	A	chi.winout.net
66.128.61.159	PTR	hyecha.progproviders.com
66.128.61.160	A+PTR	trafficism.net
66.128.61.162	PTR	financeman.net
66.128.61.167	PTR	retrofracted.com
66.128.61.180	A	moneyreels.com
66.128.61.181	A	moneyreels.com
66.128.62.11	PTR	mzcs.org
66.128.62.11	A	mail.mzcs.org
66.128.62.27	A	ns1.accordtech.com
66.128.62.28	A	ns2.accordtech.com
66.128.62.29	A	www.accordtech.com
66.128.62.29	A	accordtech.com
66.128.62.29	A	mail.accordtech.com
66.128.62.38	A	webmail.dmbgroup.com
66.128.62.43	A	mail.floorsinc.com
66.128.62.50	PTR	mail.triplecrownsocal.com
66.128.62.70	A	ns.combinewithme.com
66.128.62.121	PTR	earth.pleskhosting.com
66.128.62.121	A	mail.jahanavvitravels.com
66.128.62.122	PTR	earth.pleskhosting.com
66.128.62.123	PTR	earth.pleskhosting.com
66.128.62.125	PTR	earth.pleskhosting.com
66.128.62.125	A	mail.divyajyotish.com
66.128.62.126	PTR	earth.pleskhosting.com
66.128.62.126	A	mail.autocraftindia.com
66.128.62.130	A+PTR	email.reocontractors.net
66.128.62.138	PTR	live.reflectyoursite.com
66.128.62.138	A	fantescavines.com
66.128.62.138	A	*.reflectsite.com
66.128.62.166	A	www.viyu.net
66.128.62.184	A	www.viyunet.com
66.128.62.197	A	smartapphost.com
66.128.62.199	A	office365dfw.net
66.128.62.199	A	mail.office365dfw.net
66.128.62.199	A	dfwoffice365.net
66.128.62.206	A	pointesmart.net
66.128.62.206	A	pointesmart.com
66.128.62.234	PTR	eyehost.biz
66.128.62.234	A	transilvlad.com
66.128.62.234	A	ns1.eyehost.biz
66.128.62.235	PTR	eyehost.biz
66.128.62.235	A	transilvlad.com
66.128.62.235	A	eyemedia.ro
66.128.62.236	PTR	eyehost.biz
66.128.62.236	A	ns3.eyehost.biz
66.128.62.237	PTR	eyehost.biz
66.128.62.237	A	ns4.eyehost.biz
66.128.62.237	A	leadership-expert.com
66.128.62.238	PTR	eyehost.biz
66.128.62.238	A	living-forever-project.co.uk
66.128.63.5	A+PTR	mx1.esihealthcaresolutions.com
66.128.63.6	PTR	mx2.esihealthcaresolutions.com
66.128.63.6	A	mx1.esihealthcaresolutions.com
66.128.63.56	A	esihealthcaresolutions.com
66.128.63.58	A	esirxhistory.com
66.128.63.58	A	esinetwork.com
66.128.63.58	A	esirxhistory.biz
66.128.63.104	PTR	acsells.com
66.128.63.104	PTR	allgiancese.com
66.128.63.104	PTR	bayviewboatclub.com
66.128.63.146	A	ns3.fmcluster.com
66.128.63.148	A+PTR	mx1.featherstonmedia.com
66.128.63.163	A	forms.school
66.128.63.164	A	schedules.school
66.128.63.164	A	activity.school
66.128.63.164	A	loving-hearts.org
66.128.63.168	A	mcapatriots.com
66.128.63.170	A+PTR	www.rankonesport.com
66.128.63.170	A	ns3.allplayers.com
66.128.63.170	A	www.rankonesport.net
66.128.63.173	A	northwestsports.rankonesport.com
66.128.63.173	A	hennesseypublic.rankonesport.com
66.128.63.173	A	edinburgcisd.rankonesport.com
66.128.63.177	A	pdaphotos.com
66.128.63.179	A	login.rankonesport.com
66.128.63.180	A+PTR	fms.pdaorg.net
66.128.63.181	A	webfms.pdaorg.net
66.128.63.185	A	pdaxpress.com
66.128.63.194	A+PTR	tx-plano-virtual1.itneo.com
66.128.63.196	A+PTR	tx-plano-rsync1.itneo.com
66.128.63.197	A+PTR	tx-plano-vpn1.itneo.com
66.128.63.200	A+PTR	tx-plano-vpn1.1hourglass.com
66.128.63.201	PTR	tx-plano-production1.1hourglass.com
66.128.63.201	A	fleetgov.com
66.128.63.201	A	flexcofleetservices.com
66.128.63.210	A	secure.ifs4u.com
66.128.63.210	A	apply.ifs4u.com
66.128.63.211	A+PTR	tx-plano-mysql1.1hourglass.com
66.128.63.212	PTR	tx-plano-production2.1hourglass.com
66.128.63.212	A	www.flxfleet.com
66.128.63.212	A	efleetdirect.com
66.128.63.213	PTR	tx-plano-staging1.1hourglass.com
66.128.63.214	PTR	tx-plano-ftp1.1hourglass.com
66.128.63.220	A	tx-plano-bridge1.itneo.com
66.128.63.221	PTR	tx-plano-www1.itneo.com
66.128.63.221	A	tx-dallas-mail2.itneo.com
66.128.63.221	A	www.lexmusicbox.com
66.128.63.222	PTR	tx-plano-staging1.itneo.com
66.128.63.226	PTR	tx-plano-mail1.itneo.com
66.128.63.227	A+PTR	tx-plano-mysql1.itneo.com
66.128.63.230	A	gogolawn.com
66.128.63.230	A	gogolawns.com
66.128.63.230	A	go-go-lawn.com
66.128.63.232	A	nuquery.com
66.128.63.233	A	nuquery.com
66.128.63.233	A	stockhedger.com
66.128.63.233	A	pairadicecasinonights.com
66.128.63.242	A	zoommovestransport.com
66.128.63.242	A	www.employeecarsales.com
66.128.63.242	A	employeecarsales.com
66.128.63.248	A	hmc-qa.com
66.128.63.250	PTR	tx-plano-ras1.1hourglass.com