Robtex

Up: 216.77.188.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 216.77.188.0/25
Down right: 216.77.188.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
216.77.188.18	A	bignews.bellsouth.net
216.77.188.19	A+PTR	portal2.stage.att.net
216.77.188.30	PTR	mitigated.att.net
216.77.188.31	A+PTR	copyright-csr.att.net
216.77.188.33	A+PTR	category.att.net
216.77.188.33	A	pwp.att.net
216.77.188.39	A+PTR	staging1.bsis.bellsouth.net
216.77.188.40	PTR	filter.bellsouth.net
216.77.188.41	PTR	dsl.bellsouth.net
216.77.188.41	A	hangbay.net
216.77.188.41	A	bsis.bellsouth.net
216.77.188.42	A+PTR	ra.bsis.bellsouth.net
216.77.188.42	A	admin.stage.att.net
216.77.188.43	A+PTR	st1.bellsouth.net
216.77.188.43	A	aiobrand.com
216.77.188.44	PTR	reporting.bsis.bellsouth.net
216.77.188.44	A	reporting.att.net
216.77.188.45	PTR	bellsouthpwp.net
216.77.188.45	A	personal.mco.bellsouth.net
216.77.188.45	A	personal.mia.bellsouth.net
216.77.188.46	A+PTR	games.bellsouth.net
216.77.188.46	A	filedownload.att.net
216.77.188.47	A+PTR	media.bellsouth.net
216.77.188.47	A	media.att.net
216.77.188.48	A+PTR	atlftp.bellsouth.net
216.77.188.49	A+PTR	edo.stage.att.com
216.77.188.50	A+PTR	yrss.api.att.net
216.77.188.52	A	cds1.bellsouth.net
216.77.188.54	A+PTR	img.bellsouth.net
216.77.188.55	PTR	bistrial.bellsouth.net
216.77.188.56	A+PTR	pwp.bellsouth.net
216.77.188.57	A	st2.bellsouth.net
216.77.188.61	A+PTR	photodownload.att.net
216.77.188.72	A+PTR	rdir.att.net
216.77.188.73	A	www.bellsouthhosting.net
216.77.188.73	A	music.att.net
216.77.188.73	A	auctions.att.net
216.77.188.74	A	innovationblogarchive.att.com
216.77.188.74	A	attinnovationspace.com
216.77.188.74	A	blogs.att.net
216.77.188.75	PTR	blogs.att.net
216.77.188.77	A+PTR	arm.att.com
216.77.188.80	PTR	bc.att.com
216.77.188.82	PTR	thebridge.att.net
216.77.188.85	PTR	cms.att.com
216.77.188.86	A	advocate.att.com
216.77.188.89	A+PTR	portalservices.att.net
216.77.188.90	A+PTR	home.secureapp.att.net
216.77.188.91	A	cms.att.net
216.77.188.92	A+PTR	cq.att.net
216.77.188.97	A	portal.stage.att.net
216.77.188.99	A+PTR	portalmigration.att.net
216.77.188.103	A	stage.att.net
216.77.188.114	A	csp-secureapp.att.com
216.77.188.116	PTR	about.att.com
216.77.188.117	A+PTR	admin1-awem.att.com
216.77.188.119	A+PTR	edoswc.stage.att.com
216.77.188.146	PTR	smtp3.bsis.bellsouth.net