Robtex

Up: 192.28.128.0/17
Can't show all results, try to descend to a more specific CIDR
Down left: 192.28.128.0/19
Down right: 192.28.160.0/19
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
192.28.134.224	A	lighting-sz.com
192.28.144.1	A+PTR	caenagnathasia.mktdns.com
192.28.144.5	A+PTR	mkt.academic-impressions.com
192.28.144.5	A	mkt.academicimpressions.com
192.28.144.7	A+PTR	camarasaurus.mktdns.com
192.28.144.65	A	americanwaterresources.mktoweb.com
192.28.144.66	A	pages.i-enter.co.jp
192.28.144.68	A	info.lookout.com
192.28.144.68	A	lookout.mktoweb.com
192.28.144.131	A	tdwi.mktoweb.com
192.28.144.131	A	go.tdwi.org
192.28.144.132	A	phishlabs.mktoweb.com
192.28.144.133	A	morisawainc.mktoweb.com
192.28.144.194	A	learn.sapdigital.com
192.28.144.194	A	sapamerica.mktoweb.com
192.28.144.197	A	malwarebytes.mktoweb.com
192.28.144.197	A	go.malwarebytes.com
192.28.144.198	PTR	email.marcomcentral.com
192.28.144.200	PTR	bakesaurus.mktdns.com
192.28.145.13	A+PTR	envelope.morningconsult.com
192.28.145.33	PTR	bounce-wecare.kp.org
192.28.145.65	PTR	bounce4.broadcastmed.com
192.28.146.2	A	bagaceratops.mktdns.com
192.28.146.5	A+PTR	bounce5.biz.sprint.com
192.28.146.7	A+PTR	balochisaurus.mktdns.com
192.28.146.8	A+PTR	bambiraptor.mktdns.com
192.28.146.64	A+PTR	bihariosaurus.mktdns.com
192.28.146.65	A+PTR	communications.kaufmanhall.com
192.28.146.66	A+PTR	esimk.theeap.com
192.28.146.67	A+PTR	bistahieversor.mktdns.com
192.28.146.129	A	info.cfainstitute.org
192.28.146.129	A	info.cfa-institute.org
192.28.146.129	A	cfainstitute.mktoweb.com
192.28.146.130	A	crmfusioninc.mktoweb.com
192.28.146.136	PTR	johnhancocklifeinsurance.mktoweb.com
192.28.146.193	A+PTR	sjrtp-demo1.marketo.com
192.28.146.194	A	pages.unirita.co.jp
192.28.146.194	A	unirita.mktoweb.com
192.28.146.195	A	info.mmsouken.co.jp
192.28.147.1	A	fmsystems.mktoweb.com
192.28.147.1	A	kognito.mktoweb.com
192.28.147.1	A	miroconsulting.mktoweb.com
192.28.147.64	A	unitedheritagecreditunion.mktoweb.com
192.28.147.65	A	rochediagnostics.mktoweb.com
192.28.147.65	A	usinfo.roche.com
192.28.147.68	A	965-qoj-201.mktoresp.com
192.28.147.70	PTR	qe-partner.mkto-connect.com
192.28.147.129	PTR	bounce.kinetic.windstream.com
192.28.147.129	A	mkto.alienvault.com
192.28.147.132	PTR	dromicosaurus.mktdns.com
192.28.147.132	A	emails.jwplayer.com
192.28.147.134	A+PTR	bounce.catapultsystems.com
192.28.147.136	A	learn.logianalytics.co
192.28.147.193	A	honeywelltridiumprod.mktoweb.com
192.28.147.193	A	pages1.tridium.com
192.28.147.195	A	amazonwebservicesm2.mktoweb.com
192.28.147.195	A	pages.awscloud.com
192.28.148.4	A	information.rsa.com
192.28.148.4	A	rsasecurityllc.mktoweb.com
192.28.148.5	A	exacorp.mktoweb.com
192.28.148.5	A	mktg.exa-corp.co.jp
192.28.148.64	A	info.workiva.com
192.28.148.64	A	webfilings.mktoweb.com
192.28.148.65	A	mkto-sj160043.com
192.28.148.66	A	cadence.mktoweb.com
192.28.148.128	A	mail.beyondtrust.com
192.28.148.128	A	mkto-sjf0275.com
192.28.148.129	A	pages.discoverorg.com
192.28.148.129	A	discoverorg1.mktoweb.com
192.28.148.131	PTR	hello.tradeshift.com
192.28.148.138	PTR	email1.oncenter.com
192.28.148.192	A+PTR	mercury-int.marketo.com
192.28.148.193	PTR	web-intserver.marketo.com
192.28.148.193	A	mercury-intserver.marketo.com
192.28.148.194	A	pages.bingads.microsoft.com
192.28.148.194	A	microsoftbing.mktoweb.com
192.28.149.1	A+PTR	melanorosaurus.mktdns.com
192.28.149.2	A+PTR	em.ixsystems.com
192.28.149.3	A+PTR	bounce1.nvidia.com
192.28.149.4	PTR	email.share-gate.com
192.28.149.4	A	email.sharegate.com
192.28.149.64	A+PTR	on.ismg-news.com
192.28.149.64	A	ismg-news.com
192.28.149.70	PTR	nanotyrannus.mktdns.com
192.28.149.70	A	email.bai.org
192.28.149.70	A	envelope.bai.org
192.28.149.72	PTR	nanuqsaurus.mktdns.com
192.28.149.74	PTR	narambuenatitan.mktdns.com
192.28.149.131	A+PTR	email.grow.discoverorg.com
192.28.149.135	A+PTR	yl1.younglivingcomms.com
192.28.149.136	A+PTR	yl2.younglivingcomms.com
192.28.149.137	A+PTR	yl3.younglivingcomms.com
192.28.149.193	A	mkto-sj040036.com
192.28.149.199	A	mkto-sj200162.com
192.28.149.200	A	mkto-sj190138.com
192.28.149.201	A	mkto-l0050.com
192.28.150.11	A	pages.arbornetworks.com
192.28.150.11	A	arbor-ssl.mktoweb.com
192.28.150.12	A	know.continuum.io
192.28.150.12	A	continuumanalytics.mktoweb.com
192.28.150.66	A	nihonmacenterinc.mktoweb.com
192.28.150.67	A	crcapitalgroup.mktoweb.com
192.28.150.67	A	americanmanagement.mktoweb.com
192.28.150.67	A	kevinmurphy.mktoweb.com
192.28.150.134	A	domaintools.mktoweb.com
192.28.150.136	A	tylertech.mktoweb.com
192.28.150.136	A	market.tylertech.com
192.28.150.137	A	srpfcu.mktoweb.com
192.28.150.192	A+PTR	bounce.verizonenterprise.com
192.28.150.193	A+PTR	bounce.hughes-info.com
192.28.150.197	A+PTR	bounce.bio.org
192.28.150.200	A+PTR	bounce.marketing.instapage.com
192.28.151.5	A	mkto-ab020093.com
192.28.151.6	A+PTR	bounce.tenable.com
192.28.151.6	A	nemegtia.mktdns.com
192.28.151.7	A+PTR	email.secure.carbonblack.com
192.28.151.8	PTR	email.iwillteachyoutoberich.com
192.28.151.64	A	messagesystems.mktoweb.com
192.28.151.64	A	pages.messagesystems.com
192.28.151.66	A	mkto-ab090011.com
192.28.151.68	A	inforusinc.mktoweb.com
192.28.151.130	A+PTR	bounce.ipswitch.com
192.28.151.133	A+PTR	mkto.ebscosigngroup.com
192.28.151.137	A+PTR	mail.penzeys.com
192.28.151.138	A+PTR	marketing.coveo.com
192.28.151.192	A+PTR	bounce.leankit.com
192.28.151.193	A+PTR	email.purestorage.com
192.28.151.195	A+PTR	bounce.destinationxl.com
192.28.151.200	A+PTR	mkto-mail3.pods.com
192.28.152.13	A	mkto-ab050059.com
192.28.152.19	A	voa.mktoweb.com
192.28.152.20	A	peoplesunitedbank.mktoweb.com
192.28.152.25	A	coursera.mktoweb.com
192.28.152.66	A	lwf.mktoweb.com
192.28.152.67	A	neo4j.mktoweb.com
192.28.152.69	A	viasatinc.mktoweb.com
192.28.152.70	A	brainpopllc.mktoweb.com
192.28.152.128	A+PTR	email.dlt.com
192.28.152.137	A+PTR	em.oreilly.com
192.28.152.139	A+PTR	potomac2139.mktomail.com
192.28.152.140	A+PTR	potomac2140.mktomail.com
192.28.152.193	A+PTR	capriago.mktdns.com
192.28.152.198	A+PTR	bounce.lenovo.com
192.28.152.198	A	marketing.lenovo.com
192.28.152.199	A+PTR	m.gonitro.com
192.28.152.200	PTR	communications.apqc.org
192.28.153.5	A	mkto-ab100023.com
192.28.153.12	A	itextpdf.mktoweb.com
192.28.153.14	A	quiq.mktoweb.com
192.28.153.17	A	cybrary.mktoweb.com
192.28.153.64	A	spartasystems2.mktoweb.com
192.28.153.73	A	crimsonhexagon.mktoweb.com
192.28.153.77	A	synthio.mktoweb.com
192.28.153.80	A	cherwellsoftware.mktoweb.com
192.28.153.135	A+PTR	bounce.bizjournals.com
192.28.153.136	A+PTR	bounce1.bizjournals.com
192.28.153.137	A+PTR	bounce.hemmings.com
192.28.153.139	A+PTR	bounce.sportsbusinessjournal.com
192.28.153.196	A	knowledgetopractice.mktoweb.com
192.28.153.198	A	tylertechdcrmprod.mktoweb.com
192.28.153.203	A	webrootinc.mktoweb.com
192.28.153.205	A	teikokudatabankltd.mktoweb.com
192.28.154.14	A	cerulliassociates0518.mktoweb.com
192.28.154.14	A	eabcorp2.mktoweb.com
192.28.154.14	A	qgiv.mktoweb.com
192.28.154.67	A+PTR	bounce2.bizjournals.com
192.28.154.69	A+PTR	fivecounties.mktdns.com
192.28.154.70	A+PTR	flagshipblock.mktdns.com
192.28.154.71	A+PTR	fleurdumaquis.mktdns.com
192.28.154.133	A	freemancompanies.mktoweb.com
192.28.154.137	A	jpmccib.mktoweb.com
192.28.154.139	A	davitainc.mktoweb.com
192.28.154.173	A	email1.nonprofitwebadvisor.com
192.28.154.199	A+PTR	bounce3.ecomms.lenovo.com
192.28.154.205	A+PTR	bounce.n2ws.com
192.28.154.211	A+PTR	bounce.cloudflare.com
192.28.154.212	A+PTR	bounce.incorta.com
192.28.155.3	A	origin-abrtp2-cdn.marketo.com
192.28.155.3	A	abrtp2.marketo.com
192.28.155.6	A	nab.mktoweb.com
192.28.155.6	A	multicarehealthsystem.mktoweb.com
192.28.155.23	PTR	bouncemkt.denodo.com
192.28.155.70	A+PTR	bounce1.bisnow.com
192.28.155.90	A+PTR	bounce.octanner.com
192.28.155.92	A+PTR	undelivered1.vmware.com
192.28.155.93	A+PTR	undelivered2.vmware.com
192.28.155.207	A	turnvestmarketers.mktoweb.com
192.28.155.221	A	ab.mktoutil.com
192.28.156.16	A	rpd7.mktoweb.com
192.28.156.27	A	mkto-sj140212.com
192.28.156.34	A	threatstack.mktoweb.com
192.28.156.35	A	mkto-sj200177.com
192.28.156.64	A	qasymphony.mktoweb.com
192.28.156.68	A	prisonfellowship.mktoweb.com
192.28.156.73	A	serviceexpressinc.mktoweb.com
192.28.156.75	A	mkto-sj040150.com
192.28.156.130	A+PTR	bounce.uw1.mktomail.uw.edu
192.28.156.140	A+PTR	email.cyberark.com
192.28.156.141	A+PTR	bounce.kustomer.com
192.28.156.142	A+PTR	bounce.attivio.com
192.28.156.194	A	fico3.mktoweb.com
192.28.156.199	A	apmmusic.mktoweb.com
192.28.156.202	A	mkto-g0177.com
192.28.156.204	A+PTR	origin-app-sj23.marketo.com
192.28.157.4	A+PTR	bounce.camp.koa.com
192.28.157.6	A	bounce.intralinks.com
192.28.157.8	PTR	bounce.forthedriven.com
192.28.157.13	A+PTR	bounce.m.techwell.com
192.28.157.15	A	bounce.looker.com
192.28.157.70	A	leidos.mktoweb.com
192.28.157.72	A	mkto-sjf0283.com
192.28.157.75	A	hawkincentives.mktoweb.com
192.28.157.76	A	mlccadsystems.mktoweb.com
192.28.157.128	A	mkto-sj040082.com
192.28.157.150	A	americanenterpriseinstitute.mktoweb.com
192.28.157.151	A	millerheimanproduction.mktoweb.com
192.28.157.154	A	mkto-sj190162.com
192.28.157.193	PTR	origin-app-sj28.marketo.com
192.28.157.193	A	eyewitness.mktoweb.com
192.28.157.193	A	evivehealth.mktoweb.com
192.28.158.16	A	proteajapancoltd.mktoweb.com
192.28.158.30	A	gewater.mktoweb.com
192.28.158.31	A	nexmo.mktoweb.com
192.28.158.35	A	mkto-sj080139.com
192.28.158.67	A	mkto-i0069.com
192.28.158.67	A	mkto-i0072.com
192.28.158.69	A	osisoft.mktoweb.com
192.28.158.70	A	menlosecurity.mktoweb.com
192.28.158.130	A+PTR	bounces.rapid7.com
192.28.158.145	A+PTR	bounce.talkdesk.com
192.28.158.189	PTR	bounce.empiretodaynews.com
192.28.158.222	PTR	marketing-bounce.clio.com
192.28.176.211	A	ns2.net-sprinter.net
192.28.190.42	PTR	bounce4.ecomms.lenovo.com