Robtex

Up: 208.68.128.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 208.68.136.0/22
Down right: 208.68.140.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
208.68.136.20	A	abril01.bos3.fastsearch.net
208.68.136.23	A	hooversadmin01.bos3.fastsearch.net
208.68.136.24	A	hooverssr03.bos3.fastsearch.net
208.68.136.43	A	rbed-admin.bos3.fastsearch.net
208.68.136.57	A	scopus-p-env3-main.bos3.fastsearch.net
208.68.136.70	A	scopus-d-env3-main.bos3.fastsearch.net
208.68.136.73	A	scopus-d-env4-main.bos3.fastsearch.net
208.68.136.75	A	scopus-d-env4-inst.bos3.fastsearch.net
208.68.136.78	A	scopus-c-env3-inst.bos3.fastsearch.net
208.68.136.115	A	amsvm01.bos3.fastsearch.net
208.68.136.121	A	hearst001.bos3.fastsearch.net
208.68.136.122	A	forum.cosmopolitan.com
208.68.136.127	A	hearst007.bos3.fastsearch.net
208.68.136.150	A	target-prod01.bos3.fastsearch.net
208.68.136.152	A	target-prod01-admin.bos3.fastsearch.net
208.68.136.153	A	target-prod02-admin.bos3.fastsearch.net
208.68.138.25	A	sensimo2.bos3.fastsearch.net
208.68.138.26	A	streamsdev01.bos3.fastsearch.net
208.68.138.28	A	streams1ad01.bos3.fastsearch.net
208.68.138.29	A+PTR	twcreserve.bos3.fastsearch.net
208.68.138.39	A	sitesearch.bos3.fastsearch.net
208.68.138.46	A+PTR	comcastsearch.bos3.fastsearch.net
208.68.138.46	A	search2.comcast.net
208.68.138.49	A+PTR	comfefadm01.bos3.fastsearch.net
208.68.138.53	A	scopus-d-env2-auth.bos3.fastsearch.net
208.68.138.59	A+PTR	scopus-d-env1-main.bos3.fastsearch.net
208.68.138.60	A	scopus-c-env2-main.bos3.fastsearch.net
208.68.138.61	A	scopus-d-env2-main.bos3.fastsearch.net
208.68.138.62	A	scopus-p-env2-reporting.bos3.fastsearch.net
208.68.138.68	A+PTR	scopus-c-env1-auth.bos3.fastsearch.net
208.68.138.70	A	philadm01.bos3.fastsearch.net
208.68.138.78	A	scitopics.com
208.68.138.78	A	www.sci-topics.com
208.68.138.78	A	sci-topics.com
208.68.138.82	A	scopus-p-env2-main.bos3.fastsearch.net
208.68.138.83	A+PTR	scopus-p-env2-auth.bos3.fastsearch.net
208.68.138.84	A+PTR	scopus-p-env2-inst.bos3.fastsearch.net
208.68.138.89	A	ibm-dev.bos3.fastsearch.net
208.68.138.90	A	ibm-test.bos3.fastsearch.net
208.68.138.91	A	bos3sftp.bos3.fastsearch.net
208.68.138.98	A+PTR	rlj.bos3.fastsearch.net
208.68.138.101	A	com-news-15100.bos3.fastsearch.net
208.68.138.105	A+PTR	fastlbstat.bos3.fastsearch.net
208.68.138.112	A	consult-d-env2-main.bos3.fastsearch.net
208.68.138.113	A	consult-d-env2-image.bos3.fastsearch.net
208.68.138.114	A	cons-bos-reporting.bos3.fastsearch.net
208.68.138.115	A+PTR	scopus-p1-auth-15100.bos3.fastsearch.net
208.68.138.120	A+PTR	mobile4x.bos3.fastsearch.net
208.68.138.122	A+PTR	vodsearch4x.bos3.fastsearch.net
208.68.138.123	A+PTR	vodcp4x.bos3.fastsearch.net
208.68.138.129	A+PTR	ups-prod.bos3.fastsearch.net
208.68.138.129	A	ups-prod1.bos3.fastsearch.net
208.68.138.130	A	upsreporting.bos3.fastsearch.net
208.68.138.161	A	sciap002.bos3.fastsearch.net
208.68.138.163	A	scicv003.bos3.fastsearch.net
208.68.138.179	A+PTR	ei-test.bos3.fastsearch.net
208.68.138.182	A	ei-main.bos3.fastsearch.net
208.68.138.184	A+PTR	ei-lemm.bos3.fastsearch.net
208.68.138.186	A	ei-stage.bos3.fastsearch.net
208.68.138.199	A+PTR	mindex5admin.fastsearch.net
208.68.138.199	A	mindex5admin.bos3.fastsearch.net
208.68.138.205	PTR	scirus-www-frontend.bos3.fastsearch.net
208.68.138.205	A	www.scirus.org
208.68.138.205	A	scirus.net
208.68.138.210	A	zibbsearch.co.uk
208.68.138.210	A	www.zibbsearch.de
208.68.138.210	A	zibbsearch.de
208.68.138.226	PTR	amsmon01.bos3.fastsearch.net
208.68.138.232	A	sharepointdemo02.bos3.fastsearch.net
208.68.138.233	A	gpo.bos3.fastsearch.net
208.68.138.238	A	philadm01a.bos3.fastsearch.net
208.68.138.243	A	rbfejump.bos3.fastsearch.net
208.68.138.245	A	ns1.fastsearch.net
208.68.138.250	A	smtp3.fastsearch.net
208.68.139.22	A	abril03.bos3.fastsearch.net
208.68.139.27	A+PTR	ups-non-prod.bos3.fastsearch.net
208.68.139.27	A	ups1.bos3.fastsearch.net
208.68.139.33	A	flare.bos3.fastsearch.net
208.68.139.34	A+PTR	comcomespadm01.bos3.fastsearch.net
208.68.139.38	A	search2.comcast.com
208.68.139.67	A	bos3rdgwv.bos3.fastsearch.net
208.68.139.69	A	streams-upload.bos3.fastsearch.net
208.68.139.79	A+PTR	bos3omrms01.bos3.fastsearch.net
208.68.139.82	A+PTR	bos3ommng03.bos3.fastsearch.net
208.68.139.85	A+PTR	twcsearch.fastsearch.net
208.68.139.85	A	search2.rr.com
208.68.139.88	A	twcsearch-preview.fastsearch.net
208.68.139.89	A	rockwellsecurity.net
208.68.139.89	A	twcdns.fastsearch.net
208.68.139.90	A+PTR	twcdns-qa.fastsearch.net
208.68.139.96	A+PTR	comcombaynote.bos3.fastsearch.net
208.68.139.100	A+PTR	twcpvideo.fastsearch.net
208.68.139.105	A+PTR	modeqaads2.bos3.fastsearch.net
208.68.139.106	A+PTR	comcomfestgvm01.bos3.fastsearch.net
208.68.139.107	A+PTR	comcomfetmpvm01.bos3.fastsearch.net
208.68.139.112	A+PTR	hub.sciverse-d-env3-ics.bos3.fastsearch.net
208.68.139.134	A	nabdr.bos3.fastsearch.net
208.68.139.135	A+PTR	comcomespstgvm01.bos3.fastsearch.net
208.68.139.138	A+PTR	hub.sciverse-d-env4-ics.bos3.fastsearch.net
208.68.139.147	PTR	twcnsidev01.bos3.fastsearch.net
208.68.139.164	PTR	eiflare1.bos3.fastsearch.net
208.68.139.174	PTR	comcomfedevvm01.bos3.fastsearch.net
208.68.139.177	PTR	scopus-d-env1-main.ric1.fastsearch.net
208.68.139.186	PTR	scopus-c-env1-inst.ric1.fastsearch.net
208.68.139.220	PTR	testing123.bos3.fastsearch.net
208.68.139.220	A+PTR	testing123.ric1.fastsearch.net
208.68.139.227	PTR	comecoqr.bos3.fastsearch.net
208.68.139.240	A	fsen-gss01.bos3.fastsearch.net
208.68.140.128	A	ns2.xblglb.xbox.com
208.68.140.129	A	ns2.xblglb.dnet.xbox.com
208.68.141.245	A+PTR	ns01.fastsearch.net
208.68.141.246	A	ns03.fastsearch.net
208.68.143.4	A+PTR	sentry.geg1.fastsearch.net
208.68.143.30	A+PTR	sjc1jump01.fastsearch.net
208.68.143.31	A+PTR	sjc1jump02.fastsearch.net
208.68.143.50	A	bkbacademy.net
208.68.143.50	A	search5.comcast.com
208.68.143.50	A	mailgateway.hogueandhogue.com
208.68.143.59	PTR	hub.sciverse-p-env4-scirus.geg1.fastsearch.net
208.68.143.62	PTR	ranqualizer.geg1.fastsearch.net
208.68.143.104	A+PTR	iacsftp.fastsearch.net
208.68.143.245	A	ns2.fastsearch.net