Robtex

Up: 199.66.80.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 199.66.80.0/23
Down right: 199.66.82.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
199.66.80.29	A+PTR	mail.convoyservicing.com
199.66.80.29	A	mail2.convoyservicing.com
199.66.80.29	A	convoyservicing.com
199.66.80.72	A	server.lcsla.com
199.66.80.78	A	billing.thruhere.net
199.66.80.139	A	www.yamatoamerica.com
199.66.80.139	A	*.yamatoamerica.com
199.66.80.139	A	yamatoamerica.com
199.66.80.150	PTR	www.seriosity.com
199.66.80.150	A	sendserios.com
199.66.80.196	PTR	autodiscover.brabendercox.com
199.66.80.196	A+PTR	mail.brabendercox.com
199.66.80.196	PTR	outlook.brabendercox.com
199.66.80.198	A	mail.ies-pgh.com
199.66.80.199	A+PTR	autodiscover.trippumbach.com
199.66.80.199	PTR	mail.trippumbach.com
199.66.80.199	A+PTR	outlook.trippumbach.com
199.66.80.203	A+PTR	mail2.csc-mail.com
199.66.80.212	A	support.techofficers.net
199.66.80.214	PTR	techofficers.com
199.66.80.216	A	renaissanceinnovation.net
199.66.80.218	PTR	bearlinked.com
199.66.80.219	PTR	bearlinked.com
199.66.80.220	PTR	coastalintl.com
199.66.80.221	PTR	coastalintl.com
199.66.80.221	A	www.innovationhs.org
199.66.80.221	A	innovationhs.org
199.66.81.38	A	avon.gorerange.org
199.66.81.44	A	mail.vieleconstruction.com
199.66.81.51	A	mail.agreatfenceco.com
199.66.81.53	A	mail.medsled.com
199.66.81.53	A	mail.waasports.org
199.66.81.53	A	mail.ascherbrothers.com
199.66.81.70	A	mx1.applicationfactory.com
199.66.82.56	A	www.controlloopfoundation.com
199.66.82.56	A	advancedcontrolfoundation.com
199.66.82.56	A	wirelesscontrolfoundation.com
199.66.82.60	A	userideas-emerson.com
199.66.82.61	A	www.modelingandcontrol.com
199.66.82.62	A	emersonprocessexperts.com
199.66.82.100	A	email.mooselogic.com
199.66.82.100	A	mail.chapin-law.com
199.66.82.100	A	email.virtualqube.com
199.66.82.139	A	labtech.mavidea.com
199.66.82.147	A	mail.truelinepublishing.com
199.66.82.189	A	mail.levelcloud.net
199.66.82.218	A	deltashoe.no-ip.info
199.66.82.234	A	training.ctsys.com
199.66.82.239	A	hitthelodge.com
199.66.82.239	A	*.wootenenterprises.com
199.66.82.239	A	bigshade.net
199.66.82.243	A	kansascfc.org
199.66.82.243	A	femcomfg.com
199.66.82.243	A	barracuda.mtypks.org
199.66.82.250	A	barracuda.netappz.com
199.66.82.251	A	ns1.netappz.com
199.66.82.252	A	ns2.netappz.com
199.66.83.83	PTR	exchange.goagi.com
199.66.83.84	A+PTR	mail.mlhhosted.com
199.66.83.84	A	mail.peoselect.com
199.66.83.110	A	*.wellworksonline.com
199.66.83.110	A	cq.wellworksonline.com
199.66.83.110	A	*.wellworks.com
199.66.83.158	A	virtutelservice.com
199.66.83.185	A	quicksilvertow.com
199.66.83.185	A	www.quicksilvertow.com
199.66.83.201	A+PTR	mail.celeroenergy.com
199.66.83.201	A	mail.or-llc.com
199.66.83.201	A	theparamountcompanies.com
199.66.83.203	PTR	mail.nowxcorp.com
199.66.83.213	A	mail.tpgfw.com
199.66.83.217	A+PTR	mail.brigadieroil.com
199.66.83.226	A	mivid.net