Robtex

Up: 66.171.64.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 66.171.80.0/21
Down right: 66.171.88.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
66.171.80.18	PTR	fttu-66-171-80-018.bvunet.net
66.171.80.101	A	homenursingservice.net
66.171.80.101	A	www.homenursingservice.net
66.171.80.101	A	hthllc.net
66.171.80.160	A	mail.aps-energy.com
66.171.80.161	PTR	fttu-66-171-80-161.bvunet.net
66.171.80.171	A	remote.aps-energy.com
66.171.80.221	A	mail.buchanan-ca.org
66.171.80.236	A	anncoleman.co
66.171.81.1	PTR	fttu-66-171-81-001.bvunet.net
66.171.81.39	A	mail.ultraenergyservices.com
66.171.81.39	A	mail.ultraproductioncompany.com
66.171.81.39	A	ultrapipeline.com
66.171.81.124	A	mail.thompsonscrap.com
66.171.81.124	A	mail.valleygreenteam.com
66.171.81.124	A	thompsonscrap.com
66.171.81.162	A	mail.tlpruittlaw.com
66.171.82.8	A	go.bvunet.net
66.171.83.5	PTR	bvu-66-171-83-005.bvu.net
66.171.83.166	PTR	bvu-66-171-83-166.bvu.net
66.171.83.209	PTR	bvu-66-171-83-209.bvu.net
66.171.83.217	PTR	bvu-66-171-83-217.bvu.net
66.171.88.1	PTR	fttu-66-171-88-001.bvunet.net
66.171.88.160	A	mail.macsmedical.org
66.171.88.160	A	macsmedical.org
66.171.88.235	A	filter.washcova.com
66.171.89.42	A	networksandbox.com
66.171.89.42	A	naturehacker.com
66.171.89.42	A	ns.naturehacker.com
66.171.90.21	A	mail.wiaone.com
66.171.90.21	A	wiaone.com
66.171.90.153	A	hubank.com
66.171.90.153	A	www.hubank.com
66.171.91.15	A	aesillc.com
66.171.91.15	A	tricitiesgrub.com
66.171.91.23	PTR	fttu-66-171-91-023.bvunet.net
66.171.91.69	PTR	fttu-66-171-91-069.bvunet.net.91.171.66.in-addr.arpa