Robtex

Up: 69.56.0.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 69.56.8.0/22
Down right: 69.56.12.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
69.56.8.40	A+PTR	mail1.morganstanley.membershipmail.net
69.56.8.41	A+PTR	mail2.morganstanley.membershipmail.net
69.56.8.56	A+PTR	click1.centennialrequest.com
69.56.8.56	A	*.centennialrequest.com
69.56.8.56	A	www.centennialrequest.com
69.56.8.57	PTR	mail1.centennialrequest.com
69.56.8.58	PTR	mail5.centennialrequest.com
69.56.8.59	PTR	mail2.centennialrequest.com
69.56.8.64	A+PTR	click1.centennialrequest.net
69.56.8.64	A	hostmaster.centennialrequest.net
69.56.8.64	A	*.centennialrequest.net
69.56.8.65	A	mail1.centennialrequest.net
69.56.8.66	PTR	mail5.centennialrequest.net
69.56.8.67	PTR	mail2.centennialrequest.net
69.56.8.73	A+PTR	mail1.identityprotection.norton.com
69.56.8.74	A+PTR	mail2.identityprotection.norton.com
69.56.8.75	A+PTR	mail3.identityprotection.norton.com
69.56.8.76	A+PTR	mail4.identityprotection.norton.com
69.56.8.123	A+PTR	mail1.email.zanderidtheft.com
69.56.8.124	A+PTR	mail2.email.zanderidtheft.com
69.56.8.125	A+PTR	mail3.email.zanderidtheft.com
69.56.8.138	A+PTR	mail1.mail.experianidworks.com
69.56.8.139	A+PTR	mail2.mail.experianidworks.com
69.56.8.169	PTR	mail2.mail.idtheftsecurity.mcafee.com
69.56.8.184	A+PTR	click1.premiergoldupdate.com
69.56.8.184	A	imap.premiergoldupdate.com
69.56.8.184	A	hostmaster.premiergoldupdate.com
69.56.8.185	PTR	mail1.premiergoldupdate.com
69.56.8.186	PTR	mail5.premiergoldupdate.com
69.56.8.187	PTR	mail2.premiergoldupdate.com
69.56.8.192	A+PTR	click1.premiergoldupdate.net
69.56.8.192	A	premiergoldupdate.net
69.56.8.192	A	*.premiergoldupdate.net
69.56.10.8	A+PTR	mail1.email.techsmith.com
69.56.10.9	A+PTR	mail2.email.techsmith.com
69.56.10.10	A+PTR	mail3.email.techsmith.com
69.56.10.10	A	mail3.postupmail.shermanstravel.com
69.56.10.11	PTR	mail4.email.techsmith.com
69.56.10.16	A+PTR	mail1.email.patriotnewsalerts.com
69.56.10.17	A+PTR	mail2.email.patriotnewsalerts.com
69.56.10.18	A+PTR	mail1.news.conservativeinstitute.org
69.56.10.19	A+PTR	mail2.news.conservativeinstitute.org
69.56.10.25	A+PTR	mail1.news.breakingpatriotnews.com
69.56.10.26	A+PTR	mail2.news.breakingpatriotnews.com
69.56.10.96	A+PTR	mail1.multiview-sandbox.com
69.56.10.104	A+PTR	click1.postup-testing.com
69.56.10.104	A	postup-testing.com
69.56.10.105	A+PTR	mail1.postup-testing.com
69.56.10.106	A+PTR	mail2.postup-testing.com
69.56.10.107	PTR	mail3.postup-testing.com
69.56.10.112	A+PTR	mail1.chivecharities-qa.com
69.56.10.113	A+PTR	mail2.chivecharities-qa.com
69.56.10.120	A+PTR	click1.unsubcentral-news.com
69.56.10.120	A	unsubcentral-news.com
69.56.10.120	A	*.unsubcentral-news.com
69.56.10.128	PTR	click1.belo-news.com
69.56.10.128	A	mail13.belo-news.com
69.56.10.128	A	mail9.belo-news.com
69.56.10.129	PTR	mail1.belo-news.com
69.56.10.130	PTR	mail2.belo-news.com
69.56.10.131	PTR	mail3.belo-news.com
69.56.10.136	A	ahbelo-news.com
69.56.10.137	A+PTR	mail1.ahbelo-news.com
69.56.10.138	A+PTR	mail2.ahbelo-news.com
69.56.10.139	A+PTR	mail3.ahbelo-news.com
69.56.10.144	A	hostmaster.belo-specials.com
69.56.10.144	A	*.belo-specials.com
69.56.10.144	A	www.belo-specials.com
69.56.10.160	A+PTR	click1.preferencecentral-news.com
69.56.10.160	A	preferencecentral-news.com
69.56.10.161	A	mail1.preferencecentral-news.com
69.56.10.162	A	mail2.preferencecentral-news.com
69.56.10.168	PTR	click1.ahbelo-specials.com
69.56.10.168	A	ahbelo-specials.com
69.56.10.169	A+PTR	mail1.ahbelo-specials.com
69.56.10.170	A+PTR	mail2.ahbelo-specials.com
69.56.10.171	A+PTR	mail3.ahbelo-specials.com
69.56.10.176	A+PTR	click1.ahbelo-deals.com
69.56.10.176	A	ahbelo-deals.com
69.56.10.177	A	mail1.ahbelo-deals.com
69.56.10.178	A	mail2.ahbelo-deals.com
69.56.10.184	A+PTR	click1.ahbelo-subscriber.com
69.56.10.184	A	mai12.ahbelo-subscriber.com
69.56.10.184	A	ahbelo-subscriber.com
69.56.10.185	A	mail1.ahbelo-subscriber.com
69.56.10.192	A+PTR	mail1.e.americascup.com
69.56.10.192	A	mail1.e.usmagazine.com
69.56.10.193	A+PTR	mail2.e.americascup.com
69.56.10.193	A	mail2.e.usmagazine.com
69.56.10.194	PTR	mail3.e.americascup.com
69.56.10.195	PTR	mail2.e.mensfitness.com
69.56.10.201	A+PTR	mail1.e.soapoperadigest.com
69.56.10.202	A+PTR	mail1.e.mensjournal.com
69.56.10.203	A+PTR	mail2.e.mensjournal.com
69.56.10.204	A+PTR	mail3.e.mensjournal.com
69.56.10.216	A+PTR	mail1.e.adventuresportsnetwork.com
69.56.10.217	A+PTR	mail2.e.adventuresportsnetwork.com
69.56.11.88	PTR	click1.recipes4eachday.com
69.56.11.88	A	*.dedicated.skydemo.net
69.56.13.8	A+PTR	mail1.lzmail.lifezette.com
69.56.13.9	A+PTR	mail2.lzmail.lifezette.com
69.56.13.137	A	mail1.karmaloop-mail.com
69.56.13.233	A	mail1.freeslideclx.com
69.56.13.236	A	mail2.freeslideclx.com
69.56.14.1	A	preferencecentral.org
69.56.14.8	A	hostmaster.hillcountryconservancynews.org
69.56.14.8	A	hillcountryconservancynews.org
69.56.14.9	A	mail1.hillcountryconservancynews.org
69.56.14.10	A	mail2.hillcountryconservancynews.org
69.56.14.235	A	coldfusionserverhosting.com
69.56.15.1	A+PTR	ns2.texasdns.com
69.56.15.1	A	ns2.commanddns.com
69.56.15.1	A	members.efashionsolutions.com
69.56.15.7	A+PTR	swip.skylist.net
69.56.15.12	A+PTR	datranops-chansey.skylist.net
69.56.15.14	A	licensing-cn.skylist.net
69.56.15.14	A	licensing.skylist.net
69.56.15.19	A	ns-mew.skylist.net
69.56.15.20	A	zenoss-cn-old.skylist.net
69.56.15.21	A	zenoss-64.skylist.net
69.56.15.22	A	zenoss-hub.skylist.net
69.56.15.25	A	track-sms.skylist.net
69.56.15.26	A+PTR	zenoss-cn-64.skylist.net
69.56.15.26	A+PTR	zenoss-cn-64.postup-digital.com
69.56.15.31	A	unsubscribecentral.biz
69.56.15.47	A	fb.skylist.net
69.56.15.50	PTR	www.efeedbacktrk.com
69.56.15.50	A	www.belo-specials.com
69.56.15.50	A	www.email.dandb.com
69.56.15.56	A	mail2.datranmedia.com
69.56.15.61	A+PTR	ns2.contextweb.com
69.56.15.61	A	ns2.pulsepoint.com
69.56.15.74	A	mail2.mail.idshield.com
69.56.15.85	A	seeds.unsubcentral.com
69.56.15.96	A	unsubcentral.com
69.56.15.98	A	efeedbacktrk.com
69.56.15.112	A+PTR	mail1.stormpostdemo.com
69.56.15.112	A	stormpostdemo.com
69.56.15.112	A	hostmaster.stormpostdemo.com
69.56.15.113	PTR	mail2.stormpostdemo.com
69.56.15.114	PTR	mail3.stormpostdemo.com
69.56.15.115	PTR	mail4.stormpostdemo.com
69.56.15.123	A	datran-ops.skylist.net
69.56.15.137	A+PTR	test.versadb.com
69.56.15.137	A+PTR	versadb.skylist.net
69.56.15.137	PTR	versadb.postup-digital.com
69.56.15.166	A	testthis.skylist.net
69.56.15.170	A+PTR	zenoss-old.skylist.net
69.56.15.170	A+PTR	zenoss-old.postup-digital.com
69.56.15.191	PTR	paphi.org
69.56.15.191	A+PTR	grimlock.postup-digital.com
69.56.15.191	PTR	grimlock.skylist.net
69.56.15.192	A	db.skylist.net
69.56.15.196	A	help.skylist.net
69.56.15.205	A+PTR	incoming.skylist.net
69.56.15.206	PTR	mail.postup-digital.com
69.56.15.206	A+PTR	mail.skylist.net
69.56.15.206	A	mail.skylist.com
69.56.15.241	A	www.opt-out-1101.com
69.56.15.241	A	unsub.unsubcentral.com
69.56.15.241	A	www.opt-out-1012.com