Robtex

Up: 66.43.28.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 66.43.30.0/24
Down right: 66.43.31.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
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	A+PTR	publicwebservices.ancestrystage.com
66.43.30.122	A+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
66.43.30.201	A	mycanvastest.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