Robtex

Up: 64.30.0.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 64.30.0.0/21
Down right: 64.30.8.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
64.30.0.130	A	smtp.cbavt.com
64.30.0.132	A	net3.cbavt.com
64.30.0.133	PTR	mail.cbavt.com
64.30.0.133	A	bluebenefitma.com
64.30.0.134	PTR	net1.cbavt.com
64.30.0.142	A	mailvt.cbavt.com
64.30.0.177	A+PTR	mail.velco.com
64.30.0.178	PTR	mail.velco.com
64.30.0.181	PTR	smtp2.burlingtonelectric.com
64.30.0.203	A	mail.compareautomechanics.com
64.30.0.203	A	mail.autorepairreferrals.com
64.30.0.210	A	crescentbeach.org
64.30.0.212	A	lenderscorecard.com
64.30.0.212	A	mortgage-411.com
64.30.0.212	A	comparemortgages.com
64.30.0.226	A	ns2.engleberth.com
64.30.0.226	A	ns3.engelberth.com
64.30.0.232	PTR	ecimail.engelberth.com
64.30.0.234	PTR	www.ottovtsenate.com
64.30.0.234	A	ecimail.engelberth.com
64.30.0.238	A	viper.engelberth.com
64.30.2.5	A	se-4-1-1-23-0.car1.southburlington1.level3.net
64.30.2.130	PTR	bennington.car2.burlington1.level3.net
64.30.2.206	A	router.bromley.com
64.30.3.98	PTR	telcove-inc.car1.southburlington1.level3.net
64.30.3.122	PTR	dartmouth-c.car2.burlington1.level3.net
64.30.4.12	A	equinox.npi.net
64.30.4.12	A	update.spamrejector.net
64.30.4.12	A	updates.spamrejector.net
64.30.4.41	A	canopy.npi.net
64.30.4.48	PTR	host48.npi.net
64.30.4.49	PTR	host49.npi.net
64.30.5.66	PTR	smtp.cipvt.com
64.30.5.94	PTR	smtp.cipvt.com
64.30.5.106	PTR	net1.cbavt.com
64.30.5.226	PTR	svc.edu
64.30.5.226	PTR	fw.svc.edu
64.30.5.229	PTR	personalweb.svc.edu
64.30.5.229	PTR	webmail.svc.edu
64.30.6.65	A	smtp.tlsourcingmail.com
64.30.6.107	PTR	mail.almartin.com
64.30.6.107	A	mail.almartinvolvo.com
64.30.6.198	PTR	ns1.digitalfrontier.com
64.30.6.199	PTR	ns2.digitalfrontier.com
64.30.8.8	A	spamrejector.datainnovations.com
64.30.8.15	A	middlewaresystems.com
64.30.8.227	PTR	xenapptest.drm.com
64.30.8.227	A	btvexchg.drm.com
64.30.8.229	A+PTR	postal.drm.com
64.30.8.245	PTR	pug.drm.com
64.30.9.39	PTR	www.bcic.org
64.30.9.42	PTR	mechsysdesign.com
64.30.9.69	A	minkbrookmgmt.com
64.30.9.125	PTR	stone-env.com
64.30.10.3	PTR	mail.doubletreevt.com
64.30.10.67	PTR	www.alssnowmo.com
64.30.10.67	PTR	www.alssnowmobile.com
64.30.10.163	PTR	mail.cvhhh.org
64.30.10.169	PTR	mail.flyheritage.com
64.30.10.183	A	agingnetwork.com
64.30.10.194	A	ns1.brueggers.com
64.30.11.11	A	mail.communitynationalbank.com
64.30.11.17	PTR	dom1.vrh.org
64.30.11.122	PTR	cti.controltechny.com
64.30.11.122	A+PTR	cti.controltechvt.com
64.30.11.160	A	ns1.skystratus.com
64.30.11.161	A	ns2.skystratus.com
64.30.11.168	A	mail.scullyinteractive.com
64.30.11.174	A	collaborate.clearbearing.net
64.30.12.25	PTR	vtbursrmx99.vertekvt.net
64.30.12.106	PTR	mail.eenable.net
64.30.12.110	PTR	mail.aiartists.com
64.30.12.110	PTR	mail.allegroristorante.com
64.30.12.110	PTR	mail.amigospls.com
64.30.12.130	PTR	mail.lakechamplainchocolates.com
64.30.12.194	PTR	mail.co-opinsurance.com
64.30.12.194	PTR	mail.ciui.net
64.30.12.195	PTR	mail.co-opinsurance.com
64.30.12.195	PTR	mail.ciui.net
64.30.12.196	PTR	www.co-opinsurance.com
64.30.13.22	PTR	pcmail.pizzagalli.com
64.30.13.140	A+PTR	www.cte.k12.vt.us
64.30.13.140	PTR	www.ejhs.k12.vt.us
64.30.13.140	A	cte.k12.vt.us
64.30.13.141	PTR	www.ccsu.k12.vt.us
64.30.13.141	PTR	www.cte.k12.vt.us
64.30.13.141	A	ccsu.k12.vt.us
64.30.13.142	PTR	mail.ejhs.k12.vt.us
64.30.13.142	A+PTR	mail1.ejhs.k12.vt.us
64.30.13.155	A	www.ejhs.k12.vt.us
64.30.13.155	A	ejhs.k12.vt.us
64.30.14.50	PTR	odin.landmark.edu
64.30.14.165	PTR	tui.edu
64.30.15.82	PTR	argos2.sonnax.com