Robtex

Up: 216.48.0.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 216.48.0.0/20
Down right: 216.48.16.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
216.48.0.13	PTR	barracuda.burns-scalo.com
216.48.0.50	A	mail.acdellovade.net
216.48.1.26	A	upmcjeffersonhomehealth.com
216.48.1.27	A	rxexcellence.com
216.48.1.29	A	periapp.com
216.48.1.33	A	skullbasecongress.com
216.48.1.132	A	ns1.upmc2.com
216.48.1.133	A	ns2.upmc2.com
216.48.1.147	A	chartwellpa.com
216.48.1.157	A	ns1.upmc2.com
216.48.1.158	A	radiationplanning.com
216.48.1.162	A	vitalengineering.com
216.48.1.183	A	hca-referral-forms.com
216.48.1.188	A	crmi-106.upmc2.com
216.48.1.188	A	tpis.upmc2.com
216.48.2.39	PTR	webmaster.edoptions.com
216.48.2.90	A	mail.adamsexpress.com
216.48.2.194	A+PTR	fw.catapulttechnology.com
216.48.2.195	A	ns.catapulttechnology.com
216.48.2.231	A	*.ciosp3gwac.net
216.48.2.231	A	ciosp3gwac.org
216.48.2.231	A	www.ciosp3gwac.net
216.48.3.10	A	server1.jandrroofing.com
216.48.3.10	A	mail.jandrroofing.com
216.48.3.69	A	mail.nationalstrategiesinc.com
216.48.3.82	PTR	mail.wssa.com
216.48.3.90	PTR	mail.wssa.com
216.48.4.246	A	rebeccamata.com
216.48.4.247	PTR	mail.croem.net
216.48.4.251	PTR	ns1.croem.net
216.48.5.55	PTR	mail.eliteislandresorts.com
216.48.5.55	A	mail.elite-resorts.com
216.48.5.55	A	mail.losestablospanama.net
216.48.5.252	A	remote.eastridgeatcutlerbay.com
216.48.7.3	PTR	mail.homefinancingcenter.com
216.48.7.43	A	trianglebank.com
216.48.7.72	A	palladiantravel.com
216.48.7.73	A	staging.palladiantravel.com
216.48.8.13	A	216-48-8-13.mcleodusa.net
216.48.8.21	A	smtpauth.clt.uslec.net
216.48.8.52	A	osiris-char.paetec.net
216.48.8.53	A	nephthys-char.paetec.net
216.48.8.54	A	qetesh-char.paetec.net
216.48.8.55	A	demeter-char.paetec.net
216.48.9.14	A	qedcom.com
216.48.9.150	PTR	mail.redventures.net
216.48.9.152	PTR	www.redventures.net
216.48.11.81	PTR	www.diversalertnetwork.org
216.48.11.242	A	mail.vduboforangepark.com
216.48.12.160	PTR	www.isa.org
216.48.12.193	A	openviewforum.com
216.48.13.18	A	mail.trustcore.com
216.48.14.106	A+PTR	mail-2.wmph.com
216.48.16.20	PTR	nsserver01.cahealthnet.org
216.48.16.186	A	mail.proathlete-cpa.com
216.48.16.194	PTR	jones-frank.com
216.48.16.206	A	mail.vsptechnologies.net
216.48.16.226	PTR	mail.chesapeakecapital.com
216.48.16.226	PTR	mail.r-o-r.com
216.48.17.100	PTR	staff.poshtots.com
216.48.17.101	PTR	staff.poshtots.com
216.48.17.140	A	mail.integratedglobal.net
216.48.17.226	A	www.fanfiremobile.com
216.48.17.226	A	fanfiremobile.com
216.48.17.226	A	www.multimediamessaging.com
216.48.17.243	A	mail.greenmotorlines.com
216.48.18.51	PTR	designdist.com
216.48.18.51	PTR	mail.designdist.com
216.48.19.58	PTR	barracuda.diamondhealth.com
216.48.19.58	PTR	mail.diamondhealth.com
216.48.19.102	A	vykonenergy.com
216.48.19.103	PTR	mail.tridium.com
216.48.19.103	PTR	mail.tridium.net
216.48.19.103	A	mail.niagara-central.com
216.48.20.51	A	icarus.gibralter.net
216.48.21.138	A	mail.infocusfamilylaw.net
216.48.21.138	A	infocusfamilylaw.net
216.48.22.108	PTR	pumpcontroller.com
216.48.23.18	A	mail1.ridgeviewinstitute.com
216.48.23.19	A	mail.ridgeviewinstitute.com
216.48.23.98	A	email.macoc.com
216.48.24.10	A	mail.imaginationbranding.com
216.48.25.96	PTR	ndsmedia.com
216.48.25.97	PTR	ndsmedia.com
216.48.25.98	PTR	ndsmedia.com
216.48.25.99	PTR	ndsmedia.com
216.48.26.70	PTR	mail.aacch.net
216.48.26.70	A	911vet.net
216.48.26.70	A	accvb.net
216.48.26.130	PTR	mail.rtobestway.com
216.48.26.202	A	mail4.nexusdirect.com
216.48.26.202	A	nexusdc.nexus-direct.com
216.48.26.249	PTR	mail.lakeviewmed.org
216.48.26.253	PTR	mail.lakeviewmed.org
216.48.28.209	A	mail.phillyticketlawyers.com
216.48.29.2	PTR	absurgery.org
216.48.29.3	PTR	absurgery.org
216.48.29.4	PTR	absurgery.org
216.48.29.5	PTR	absurgery.org
216.48.29.36	A	mail.gmrgroup.com
216.48.29.42	A	gmrgroup.com
216.48.30.18	PTR	pharmaresearch.com
216.48.30.38	A+PTR	mail.sjrcs.org
216.48.30.180	A+PTR	mail.peakesoftware.com
216.48.30.180	A	peakesoftware.com
216.48.31.20	A	mail.shapiroandmack.com
216.48.31.58	A+PTR	office.fandpnet.com
216.48.31.135	PTR	wash-brightmail.impactinnovations.com