Robtex

Up: 199.15.212.0/24
Can't show all results, try to descend to a more specific CIDR
Down left: 199.15.212.0/26
Down right: 199.15.212.64/26
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
199.15.212.1	A+PTR	em-sm1-1.mktomail.com
199.15.212.2	PTR	em-sm1-2.mktomail.com
199.15.212.2	A	blacklinesystems-ssl.mktoweb.com
199.15.212.3	A	info.explorelearning.com
199.15.212.3	A	em-sm1-3.mktomail.com
199.15.212.3	A	explorelearning-ssl.mktoweb.com
199.15.212.4	A	insuletcorporation-ssl.mktoweb.com
199.15.212.5	A	bizlibrary.mktoweb.com
199.15.212.5	A	nwncorporation.mktoweb.com
199.15.212.5	A	info.wgu.edu
199.15.212.6	A	230-mif-751.mktoresp.com
199.15.212.6	A	953-hcy-363.mktoresp.com
199.15.212.6	A	686-yqf-621.mktoresp.com
199.15.212.7	PTR	em-sm1-7.mktomail.com
199.15.212.8	A	evident.mktoweb.com
199.15.212.8	A	pages.cmegroup.com
199.15.212.8	A	pcec.mktoweb.com
199.15.212.9	PTR	em-sm1-9.mktomail.com
199.15.212.9	A	758-abg-695.mktoresp.com
199.15.212.9	A	006-joq-594.mktoresp.com
199.15.212.14	PTR	em-sm9-14.mktomail.com
199.15.212.14	A	hidglobal.mktoweb.com
199.15.212.14	A	info.hidglobal.com
199.15.212.15	A	pages.zend.com
199.15.212.15	A	zendtechnologies.mktoweb.com
199.15.212.17	A	aflglobal.mktoweb.com
199.15.212.17	A	pruhawaii.mktoweb.com
199.15.212.17	A	viewpost.mktoweb.com
199.15.212.18	PTR	em-sm9-18.mktomail.com
199.15.212.18	A	494-mtz-066.mktoresp.com
199.15.212.18	A	584-afx-835.mktoresp.com
199.15.212.20	PTR	em-sm9-20.mktomail.com
199.15.212.21	PTR	em-sm9-21.mktomail.com
199.15.212.21	A	go.schneider-electric.com
199.15.212.21	A	schneidersas-ssl.mktoweb.com
199.15.212.22	PTR	em-sm9-22.mktomail.com
199.15.212.22	A	www3.zapproved.com
199.15.212.22	A	zapproved.mktoweb.com
199.15.212.24	A	info.varmour.com
199.15.212.24	A	varmour.mktoweb.com
199.15.212.26	PTR	em-sm10-26.mktomail.com
199.15.212.26	A	achillea.mktdns.com
199.15.212.26	A	connect.zenefits.com
199.15.212.28	A+PTR	agapanthus.mktdns.com
199.15.212.28	A	em-sm10-28.mktomail.com
199.15.212.29	A	ageratum.mktdns.com
199.15.212.29	A	em-sm10-29.mktomail.com
199.15.212.31	A	alpina.mktdns.com
199.15.212.32	A+PTR	bounce.bazaarvoice.com
199.15.212.32	A	alstroemeria.mktdns.com
199.15.212.32	A	em-sm10-32.mktomail.com
199.15.212.33	A	amaranthus.mktdns.com
199.15.212.34	A	bounce.marketo.area1security.com
199.15.212.35	PTR	em-sm10-35.mktomail.com
199.15.212.35	A	ammimajus.mktdns.com
199.15.212.37	A+PTR	anemone.mktdns.com
199.15.212.38	A+PTR	anigozanthus.mktdns.com
199.15.212.39	A+PTR	annual.mktdns.com
199.15.212.40	A	anthurium.mktdns.com
199.15.212.43	A	bounce.email.earthfare.com
199.15.212.45	A	banksia.mktdns.com
199.15.212.46	PTR	em-st-46.mktomail.com
199.15.212.46	A	email.agf.com
199.15.212.47	A	bells.mktdns.com
199.15.212.50	PTR	em-sm5-50.mktomail.com
199.15.212.50	A	msdsonlineinc.mktoweb.com
199.15.212.50	A	info.ehs.com
199.15.212.53	PTR	em-sm5-53.mktomail.com
199.15.212.53	A	go.innography.com
199.15.212.53	A	innography.mktoweb.com
199.15.212.54	A	em-sm7-54.mktomail.com
199.15.212.55	A	nihoneslead.mktoweb.com
199.15.212.55	A	pages.eslead.co.jp
199.15.212.56	PTR	em-sm7-56.mktomail.com
199.15.212.56	A	pages.dentsudigital.co.jp
199.15.212.56	A	dentsuemarketing1.mktoweb.com
199.15.212.57	A	klipfolio.mktoweb.com
199.15.212.57	A	info.klipfolio.com
199.15.212.58	A+PTR	em-sm7-58.mktomail.com
199.15.212.58	A	watchdox.mktoweb.com
199.15.212.58	A	info.watchdox.com
199.15.212.59	PTR	em-sm7-59.mktomail.com
199.15.212.59	A	rb.rbauction.com
199.15.212.59	A	rbauction.mktoweb.com
199.15.212.60	A	fairchildsemi.mktoweb.com
199.15.212.62	A	pkware.mktoweb.com
199.15.212.62	A	comm.pkware.com
199.15.212.63	A	ict-mikata.fjm.fujitsu.com
199.15.212.63	A	fujitsumarketing.mktoweb.com
199.15.212.64	A	trendmicroincorporated.mktoweb.com
199.15.212.67	A+PTR	broom.mktdns.com
199.15.212.68	A+PTR	buddleia.mktdns.com
199.15.212.68	A	inquiry.j2.com
199.15.212.69	A+PTR	bupleurum.mktdns.com
199.15.212.69	A	bounce.evernote.com
199.15.212.70	A	butterfly.mktdns.com
199.15.212.71	A	bounce1.evernote.com
199.15.212.72	A	calla.mktdns.com
199.15.212.74	PTR	em-dfw-74.mktomail.com
199.15.212.75	PTR	em-dfw-75.mktomail.com
199.15.212.75	A	canterbury.mktdns.com
199.15.212.78	PTR	envelope.investorsbank.com
199.15.212.78	A	caspia.mktdns.com
199.15.212.80	A	bounce.avanos.com
199.15.212.80	A	celosia.mktdns.com
199.15.212.81	A	argenta.mktdns.com
199.15.212.82	A+PTR	email.cornerstoneondemand.com
199.15.212.82	A	bael.mktdns.com
199.15.212.85	A	chimney.mktdns.com
199.15.212.85	A	mailconnect.avid.com
199.15.212.87	A	reply.risiinfo.com
199.15.212.88	A	consolida.mktdns.com
199.15.212.89	A+PTR	convallaria.mktdns.com
199.15.212.91	A+PTR	cornflower.mktdns.com
199.15.212.92	A	craspedia.mktdns.com
199.15.212.95	A	halyardhealth-ssl.mktoweb.com
199.15.212.95	A	info.halyardhealth.com
199.15.212.96	A	carfax.mktoweb.com
199.15.212.96	A	dealer.pages.carfax.com
199.15.212.99	A	stream.mktoweb.com
199.15.212.101	A	taxslayerinfo.com
199.15.212.101	A	amazonappservices.mktoweb.com
199.15.212.101	A	peopleadmin.mktoweb.com
199.15.212.102	A	840-qhs-555.mktoresp.com
199.15.212.102	A	663-qle-713.mktoresp.com
199.15.212.102	A	959-tqv-890.mktoresp.com
199.15.212.103	A	na-ab09.marketodesigner.com
199.15.212.106	PTR	em-sm4-106.mktomail.com
199.15.212.106	A	stanleysecuritysolutions.mktoweb.com
199.15.212.107	A	obs.mktoweb.com
199.15.212.107	A	pages.cbps.canon.com
199.15.212.108	PTR	em-sm4-108.mktomail.com
199.15.212.108	A	workday.mktoweb.com
199.15.212.108	A	info.workday.com
199.15.212.109	A	em-sm4-109.mktomail.com
199.15.212.110	A	jdrfinternational.mktoweb.com
199.15.212.110	A	pages.jdrf.org
199.15.212.111	A	info.ondeck.com
199.15.212.111	A	ondeck.mktoweb.com
199.15.212.112	A	echosign.mktoweb.com
199.15.212.112	A	esign.adobe.com
199.15.212.116	A+PTR	curly.mktdns.com
199.15.212.116	A	envelope1.digikey.com
199.15.212.117	A	envelope2.digikey.com
199.15.212.117	A	cymbidium.mktdns.com
199.15.212.118	A+PTR	daffodil.mktdns.com
199.15.212.118	A	mkto.maritzcx.com
199.15.212.120	A+PTR	smtp.socrata.com
199.15.212.120	A	dendrobium.mktdns.com
199.15.212.122	PTR	bounce.virtahealth.com
199.15.212.122	A	mktomail.edriving.com
199.15.212.124	A	erica.mktdns.com
199.15.212.124	A	em1.tdwi.org
199.15.212.125	A+PTR	bounce.ul.com
199.15.212.127	PTR	mrkt.r-agent.com