Robtex

Up: 66.43.0.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 66.43.16.0/21
Down right: 66.43.24.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
66.43.16.15	A+PTR	rob.rootsweb.com
66.43.16.22	A+PTR	roots-l.rootsweb.com
66.43.16.50	A+PTR	pr-ex1.myfamilyinc.com
66.43.16.51	A	cc-ex1.myfamilyinc.com
66.43.16.66	A+PTR	ess.myfamilyinc.com
66.43.16.67	A+PTR	reply.myfamilyinc.com
66.43.16.68	A	pr-mis.myfamilyinc.com
66.43.16.95	A+PTR	pr-relay1.myfamilyinc.com
66.43.16.95	A	pr-ftp.myfamilyinc.com
66.43.16.101	A	ancestryremote.com
66.43.16.198	A	mail.tgn.com
66.43.16.199	A+PTR	nat.myfamilyinc.com
66.43.16.212	A	mail-hq.ancestry.com
66.43.16.213	A+PTR	mail.ancestry.com
66.43.16.213	A+PTR	mail.archives.com
66.43.17.8	A	byod.ancestry.com
66.43.17.10	A	x2o.ancestry.com
66.43.17.19	A	meet.ancestry.com
66.43.17.19	A	lyncdiscover.ancestry.com
66.43.17.27	A	sip.ancestry.com
66.43.17.30	A	sip.ancestry.com
66.43.18.10	PTR	ns3.myfamily.net
66.43.18.19	A+PTR	ns3.myfamily.net
66.43.18.65	A	dranclsmtp01.myfamily.com
66.43.18.66	A	dranclsmtp02.myfamily.com
66.43.18.67	A+PTR	drcomm.myfamily.com
66.43.18.68	A	drcust.myfamily.com
66.43.18.90	A+PTR	d2sm.ancestry.com
66.43.18.93	PTR	d2mail.ancestry.com
66.43.18.113	A+PTR	d2smaprimo.ancestry.com
66.43.18.126	A	d2smaprimoupdate.ancestry.com
66.43.20.12	A+PTR	ns.rootsweb.com
66.43.20.12	A+PTR	ns1.myfamily.net
66.43.20.12	A+PTR	d1ddi01.myfamilysouth.com
66.43.20.32	A+PTR	interactive.ancestry.com
66.43.20.32	A	interactive.ancestry.co.uk
66.43.20.32	A	interactive.ancestry.ca
66.43.20.46	PTR	facebook.ancestry.com
66.43.20.52	A+PTR	smaprimo.ancestry.com
66.43.20.55	A	siteservices.ancestry.com
66.43.20.63	A+PTR	placepfx.ancestry.com
66.43.20.67	A+PTR	ajax.ancestry.ca
66.43.20.67	A	guidance.ajax.ancestry.ca
66.43.20.67	A	banner.ajax.ancestry.ca
66.43.20.68	PTR	ajax.ancestry.co.uk
66.43.20.69	PTR	ajax.ancestry.com.au
66.43.20.120	PTR	search.ancestrystage.com
66.43.20.120	PTR	search.msn.ancestrystage.com
66.43.20.120	A+PTR	legos.ancestry.com
66.43.20.123	PTR	content.ancestrystage.com
66.43.20.123	PTR	content.msn.ancestrystage.com
66.43.20.123	A	collections.ancestry.com
66.43.20.169	A+PTR	wiz.ancestry.com
66.43.20.179	A	www.smgf.org
66.43.20.179	A	smgf.com
66.43.20.179	A	smgf.org
66.43.20.183	PTR	cdn.mundia.com
66.43.20.183	A	muncn.com
66.43.20.195	A+PTR	wiz2.ancestry.com
66.43.20.199	A	mundianamerace.com
66.43.20.223	A+PTR	connect.ancestry.com
66.43.20.223	A	connect.ancestry.co.uk
66.43.20.223	A	connect.ancestry.com.au
66.43.20.229	A+PTR	media.ancestry.com
66.43.20.235	PTR	progenealogists.com
66.43.20.235	A+PTR	progeneologists.com
66.43.20.235	PTR	progenealogists.ie
66.43.20.253	A+PTR	bts.ancestry.com
66.43.21.9	A+PTR	ancestryheritagequest.com
66.43.21.9	A+PTR	archives.ancestry.com
66.43.21.9	A	www.ancestryheritagequest.com
66.43.21.10	PTR	hints.ancestry.com
66.43.21.10	A	hints.ancestry.ca
66.43.21.26	A+PTR	msm.ancestry.com
66.43.21.27	PTR	mediasvc.ancestry.com
66.43.21.27	A	mediasvc.ancestrylibrary.com
66.43.21.27	A	mediasvc.ancestry.de
66.43.21.39	A+PTR	dnashippingsmk.ancestry.com
66.43.21.49	A+PTR	mobileredirector.ancestry.com
66.43.21.49	A	dnaredirector.ancestry.com
66.43.21.50	PTR	person.ancestry.com
66.43.21.50	A	person.ancestry.ca
66.43.21.50	A	person.ancestry.co.uk
66.43.21.66	A	apv.ancestry.com
66.43.21.68	A	navigation.ancestry.com.au
66.43.21.68	A	navigation.ancestry.ca
66.43.21.68	A	navigation.ancestry.co.uk
66.43.21.74	PTR	mitsvc.ancestry.com
66.43.21.81	A+PTR	d2mail.ancestry.com
66.43.21.93	A+PTR	apisecure.ancestry.com
66.43.21.113	A	search-slc.ancestry.com
66.43.21.113	A	search.ancestry.co.uk
66.43.21.113	A	sui-app.mfsbe.com
66.43.21.117	PTR	fel.ancestry.com
66.43.21.128	A+PTR	aff.archives.com
66.43.21.129	A+PTR	partneradmin.archives.com
66.43.21.130	A+PTR	api.archives.com
66.43.21.133	A+PTR	smaprimo133.ancestry.com
66.43.21.146	A	genealogy.org
66.43.21.146	A	www.genealogy.org
66.43.21.165	A+PTR	windows.ancestry.com
66.43.21.165	A+PTR	ftm.ancestry.com
66.43.21.169	A	auth-slc.ancestry.com
66.43.21.172	A+PTR	home.rootsweb.ancestry.com
66.43.21.176	A+PTR	gate.ancestry.com
66.43.21.176	A	gateway.ancestry.com
66.43.21.176	A	gate-slc.ancestry.com
66.43.21.177	A+PTR	navigator.ancestry.com
66.43.21.177	PTR	kubernetes-fe.ancestry.com
66.43.22.1	A	userdoc.ancestry.com
66.43.22.13	A	wap.ancestry.com
66.43.22.23	A	service.familytreemaker.com
66.43.22.35	A	familygeneologyrecords.com
66.43.22.35	A	familymarriagerecords.com
66.43.22.35	A	www.familymilitaryrecords.com
66.43.22.38	PTR	ancestryaol.com
66.43.22.38	PTR	trees.ancestry.com
66.43.22.41	PTR	secure.rootsweb.ancestry.com
66.43.22.49	A	ellisislandexperience.net
66.43.22.49	A	ellisislandexperience.com
66.43.22.50	PTR	ancestry.com
66.43.22.50	PTR	www.ancestry.com
66.43.22.51	A+PTR	familyhistory.com
66.43.22.51	A	www.familyhistory.com
66.43.22.52	PTR	search.ancestry.com
66.43.22.52	PTR	searchsouth.ancestry.com
66.43.22.65	A	immunix.net
66.43.22.65	A	www.immunix.net
66.43.22.65	A	searchsouth.ancestry.com
66.43.22.68	A	123familytree.com
66.43.22.81	A+PTR	beta.ancestry.com
66.43.22.91	A+PTR	content.ancestry.com
66.43.22.91	PTR	content.msn.ancestry.com
66.43.22.91	A	images.ancestry.com
66.43.22.92	A	api.ancestry.com
66.43.22.96	A	mycanvespro.de
66.43.22.96	A	mycanvis.de
66.43.22.102	A+PTR	sm.ancestry.com
66.43.22.120	A	o.mfcreative.com
66.43.22.135	PTR	findagrave.com
66.43.22.135	PTR	forums.findagrave.com
66.43.22.135	PTR	image1.findagrave.com
66.43.22.136	PTR	ancestryinstitution.com
66.43.22.136	PTR	ancestryinstitution.se
66.43.22.136	PTR	ancestryinstitution.ca
66.43.22.148	A	expertconnect.ancestry.com
66.43.22.150	A	anclsmtp01.myfamily.com
66.43.22.151	A	anclsmtp04.myfamily.com
66.43.22.154	A	mfemailm002.myfamily.com
66.43.22.162	PTR	ajax.ancestry.com
66.43.22.162	A	ajax-slc.ancestry.com
66.43.22.162	A	fbsso.ajax.ancestry.com
66.43.22.170	PTR	tryancestry.ca
66.43.22.170	PTR	ancestryu.com
66.43.22.170	PTR	wererelated.com
66.43.22.183	PTR	ancestry.ie
66.43.22.183	PTR	findmystory.com
66.43.22.183	PTR	*.myfamilyinhistory.net
66.43.22.192	A	anclsmtp03.myfamily.com
66.43.22.223	A	dnaancestry.com
66.43.22.243	A+PTR	galetest.ancestrystage.com
66.43.23.4	PTR	ancestrydna.ca
66.43.23.4	A+PTR	ancestrydna.com
66.43.23.4	PTR	ancestrydna.de
66.43.23.5	PTR	boards.ancestry.com
66.43.23.10	PTR	mta.myfamily.com
66.43.23.46	A+PTR	home.ancestry.com
66.43.23.46	A	home.ancestry.co.uk
66.43.23.46	A	home.ancestry.ca
66.43.23.55	A	adadmin01.ancestry.com
66.43.23.57	A+PTR	service.ancestry.com
66.43.23.100	A	snapgenie.com
66.43.23.103	A	telcaster.com
66.43.23.116	A	secure.ancestry.com
66.43.23.191	A	smaprimoupdate.ancestry.com
66.43.23.192	A	sm.archives.com
66.43.23.193	A	smac.archives.com
66.43.23.194	A	smin.archives.com
66.43.23.199	A+PTR	ipns.ancestry.com
66.43.24.2	A	mfbigip1.myfamily.net
66.43.24.4	A	mfbigip2.myfamily.net
66.43.24.8	A	mfns1.myfamily.net
66.43.24.9	A	mfns2.myfamily.net
66.43.25.36	A	groups.ancestry.com
66.43.25.130	PTR	myfamily.com
66.43.25.130	A+PTR	send2myfamily.com
66.43.25.130	PTR	corp.myfamily.com
66.43.25.136	PTR	myfamilyinc.com
66.43.25.137	A	reports.myfamily.net
66.43.25.144	A	frazierclan.org
66.43.25.151	A	reunite.myfamily.com
66.43.25.151	A	reunionregistry.com
66.43.25.151	A	www.reunionregistry.com
66.43.25.179	A	staging.myfamily.com
66.43.25.224	PTR	myfamchat102.myfamily.com
66.43.26.85	A	ns2.myfamily.net
66.43.26.88	A	treehouse.ancestry.com
66.43.26.89	A	pr-mis.myfamilyinc.com
66.43.26.92	A	ancestryremote.com
66.43.27.22	PTR	www.rootsweb.com
66.43.27.22	A	www.iigs.org
66.43.27.22	A	iigs.org
66.43.27.23	PTR	freepages.rootsweb.com
66.43.27.33	PTR	images.rootsweb.com
66.43.27.34	PTR	mail.rootsweb.com
66.43.27.85	PTR	listsearches.rootsweb.com
66.43.28.20	PTR	familytreemaker.com
66.43.28.20	PTR	genealogy.com
66.43.28.21	A	ftm.genealogy.com
66.43.28.32	PTR	genforum.com
66.43.28.32	PTR	www.genforum.com
66.43.28.33	A	www.palladium.net
66.43.28.33	A	ultimatefamilytree.com
66.43.28.95	A+PTR	albatross.genealogy.com
66.43.28.97	A	lyris.genealogy.com
66.43.28.121	A+PTR	awt001.rootsweb.com
66.43.28.126	A	wc.rootsweb.com
66.43.28.126	A	wc.rootsweb.ancestry.com
66.43.28.127	A	awt007.rootsweb.com
66.43.28.128	A+PTR	oldblogs.ancestry.com
66.43.28.128	A	blogs.ancestry.com
66.43.28.128	A	blogs.mycanvas.com
66.43.28.141	A	admin.rootsweb.com
66.43.28.142	PTR	www.rootsweb.com
66.43.28.143	PTR	freepages.rootsweb.com
66.43.28.144	A	bigfile.rootsweb.com
66.43.28.145	A+PTR	ssdi.rootsweb.com
66.43.28.146	PTR	virts.rootsweb.com
66.43.28.146	A	wolpertconnection.rootsweb.com
66.43.28.146	A	counter.rootsweb.com
66.43.28.160	PTR	archiver.rootsweb.com
66.43.28.160	A	listsearches.rootsweb.com
66.43.28.160	A	archiver.rootsweb.ancestry.com
66.43.28.162	PTR	mail2.rootsweb.com
66.43.28.163	PTR	lists9.rootsweb.com
66.43.28.170	PTR	ccc.rootsweb.com
66.43.28.170	PTR	ccc.rootsweb.ancestry.com
66.43.29.130	A	mail.genealogyaffiliates.com
66.43.29.130	A	mail.genhomepage.com
66.43.29.130	A	mail.genealogyarchives.com
66.43.29.243	A+PTR	data.jewishgen.org
66.43.29.243	A+PTR	data2.jewishgen.org
66.43.29.243	A+PTR	images.jewishgen.org
66.43.29.246	A+PTR	barracuda.jewishgen.org
66.43.30.2	A	bigipm1.myfamily.net
66.43.30.4	A	bigipm2.myfamily.net
66.43.30.19	PTR	mta.myfamily.com
66.43.30.19	A+PTR	dnaeservices.ancestrystage.com
66.43.30.97	A	muncnstage.com
66.43.30.100	A+PTR	www.ancestrystage.com
66.43.30.109	PTR	search.ancestrystage.com
66.43.30.109	A	content.ancestrystage.com
66.43.30.114	A	ancestrystage.es
66.43.30.119	A	ancestryinstitutionstage.com
66.43.30.119	A	ancestrylibrarystage.com
66.43.30.119	A	ancestryheritagequeststage.com
66.43.30.122	PTR	publicwebservices.ancestrystage.com
66.43.30.122	PTR	ancestrypress.ancestrystage.se
66.43.30.122	PTR	publicwebservices.ancestrystage.se
66.43.30.142	PTR	ancestrystage.com
66.43.30.142	PTR	familytreemakerstage.com
66.43.30.142	PTR	ancestrystage.pl
66.43.30.145	PTR	awt.ancestry.com
66.43.30.145	PTR	awt007.rootsweb.com
66.43.30.145	A+PTR	trees.ancestrystage.com
66.43.30.147	A	c.ancestrystage.com
66.43.30.148	A	tgnstage.com
66.43.30.169	A	id.ancestrystage.com
66.43.30.188	A+PTR	www.ancestrydev.com
66.43.30.197	A+PTR	genealogydev.com
66.43.30.197	PTR	www.genealogydev.com
66.43.30.200	A+PTR	genealogystage.com
66.43.30.200	A+PTR	genealogystage.org
66.43.30.200	A+PTR	www.genealogystage.com
66.43.30.230	A	qamail.myfamilyinc.com
66.43.31.58	A	pointofsale.ancestry.com
66.43.31.104	PTR	mfemailm002.myfamily.com
66.43.31.104	A	mfemailm002.myfamily.net
66.43.31.131	PTR	mta.myfamily.com