Robtex

Up: 63.76.72.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 63.76.74.0/24
Down right: 63.76.75.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
63.76.74.1	A	core1-tul.isocentric.net
63.76.74.3	A+PTR	core1-s48.isocentric.com
63.76.74.6	A	core-s48i.isocentric.com
63.76.74.7	A+PTR	arry5p3.isocentric.net
63.76.74.8	A	isora13m01.isocentric.com
63.76.74.8	A	vpn.isocentric.net
63.76.74.9	A	sipxpbx.isocentric.com
63.76.74.14	A	isora3m02.isocentric.com
63.76.74.21	PTR	herbicideplus.com
63.76.74.21	PTR	herbicidesolution.com
63.76.74.21	PTR	herbicidesplus.com
63.76.74.31	A+PTR	isoexch1.isocentric.com
63.76.74.31	A	mailrelay.calabasa.net
63.76.74.31	A	mail.isocentric.net
63.76.74.33	A	mail.calabasa.net
63.76.74.33	A	webmail.isocentrics.com
63.76.74.34	A+PTR	mobile.isocentric.com
63.76.74.35	A+PTR	isoauth.isocentric.com
63.76.74.35	A+PTR	mail.isocentricnetworks.net
63.76.74.35	A+PTR	mailrelay.isocentricnetworks.net
63.76.74.36	A+PTR	smtp2.isocentric.com
63.76.74.37	A	team.isocentric.com
63.76.74.37	A	portal.turffacts.com
63.76.74.39	A	docs.commercial-electronics.com
63.76.74.48	A+PTR	video3.isocentric.com
63.76.74.50	A+PTR	sslvpn.isocentric.com
63.76.74.50	A+PTR	sslvpn.isocentric.net
63.76.74.64	PTR	netstat
63.76.74.67	A	coreyroth.com
63.76.74.102	A	cachestats.isocentric.com
63.76.74.111	A	fwout3.isocentric.com
63.76.74.112	A	fwout4.isocentric.com
63.76.74.113	A+PTR	ftout5.isocentric.com
63.76.74.114	A	fwout6.isocentric.com
63.76.74.115	A	fwout7.isocentric.com
63.76.74.116	A+PTR	fwout8.isocentric.com
63.76.74.116	PTR	mail7.isocentric.com
63.76.74.117	A	fwout9.isocentric.com
63.76.74.118	A	fwout10.isocentric.com
63.76.74.119	A+PTR	ftout11.isocentric.com
63.76.74.122	A	mailer122.isocentric.com
63.76.74.123	A	mailer3.isocentric.org
63.76.74.131	A	fwout1.isocentric.com
63.76.74.145	A	devinesports.com
63.76.74.145	A	thepowertofinish.com
63.76.74.165	PTR	sawmill.isocentric.com
63.76.74.165	A+PTR	video1.isocentric.com
63.76.74.174	PTR	yuba.com
63.76.74.174	PTR	yubaservices.com
63.76.74.174	PTR	www.feedwaterheater.com
63.76.74.175	PTR	arsenalpowerline.com
63.76.74.175	PTR	choppergen2.com
63.76.74.175	PTR	www.arsenalpowerline.com
63.76.74.184	A	admanweb.winnercomm.com
63.76.74.197	A	isora3m00.isocentric.net
63.76.74.197	A	waikiki.isocentric.com
63.76.74.218	A	isora7m01.isocentric.com
63.76.74.222	A	fisurvey.com
63.76.74.225	A	themostfashionablegifts.com
63.76.74.227	A	oldftp.winnercomm.com
63.76.74.227	A	isoded45.isocentric.com
63.76.74.230	PTR	wwebnet.com
63.76.74.230	PTR	www.valuflik.com
63.76.74.230	PTR	www.wwebnet.com
63.76.74.231	PTR	umusic.valuflik.com
63.76.74.239	A+PTR	support.winnercomm.com
63.76.74.239	PTR	www.support.winnercomm.com
63.76.74.252	A	wwwfw.kotv.com
63.76.74.252	A	wap.kotv.com
63.76.74.253	PTR	neotechcouncil.com
63.76.74.253	PTR	techfests.com
63.76.74.253	PTR	tulsasharepoint.com
63.76.75.118	A	tul-vlan117-blv-clv-ge.isocentric.net
63.76.75.131	A	ge-blk-blvl-tul.isocentric.net