Robtex

Up: 66.112.72.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 66.112.76.0/23
Down right: 66.112.78.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
66.112.76.25	A	burnspaiute-nsn.net
66.112.76.46	PTR	66-112-76-46.stat.centurytel.net
66.112.76.47	PTR	66-112-76-47.stat.centurytel.net
66.112.76.62	PTR	66-112-76-62.stat.centurytel.net
66.112.76.62	A	devinoil.com
66.112.76.62	A	www.devinoil.com
66.112.76.128	PTR	66-112-76-128.stat.centurytel.net
66.112.76.144	A+PTR	mail.drcollinsdds.com
66.112.76.153	A	welcome.internet-toolbox.net
66.112.76.154	A+PTR	jazz.internet-toolbox.net
66.112.76.155	A	jess.internet-toolbox.net
66.112.76.155	A	www.lakerooseveltarmview.com
66.112.76.198	PTR	66-112-76-198.stat.centurytel.net
66.112.77.4	PTR	66-112-77-4.stat.centurytel.net
66.112.77.20	PTR	66-112-77-20.stat.centurytel.net
66.112.77.106	A	mail.littleprinceoforegon.com
66.112.77.141	PTR	66-112-77-141.stat.centurytel.net
66.112.77.176	PTR	66-112-77-176.stat.centurytel.net
66.112.77.185	PTR	compun.net
66.112.77.185	A	mail.compun.com
66.112.77.204	PTR	66-112-77-204.stat.centurytel.net
66.112.77.205	PTR	remote.smetco.com
66.112.77.205	A	mx2.smetco.com
66.112.77.218	A	66-112-77-218.stat.centurytel.net
66.112.77.219	PTR	findmoore.net
66.112.77.219	A	aa-district26.org
66.112.77.219	A	mail.snowpeakalpacas.com
66.112.77.220	PTR	findmoore.net
66.112.77.221	A	mail.pclosmail.com
66.112.77.222	A+PTR	66-112-77-222.stat.centurytel.net
66.112.77.222	A	mail.localpages.us
66.112.77.222	A	ffanet.pdxweb.net
66.112.78.1	PTR	66-112-78-1.stat.centurytel.net
66.112.78.16	PTR	66-112-78-16.stat.centurytel.net
66.112.78.55	PTR	66-112-78-55.stat.centurytel.net
66.112.78.75	PTR	66-112-78-75.stat.centurytel.net
66.112.78.121	PTR	66-112-78-121.stat.centurytel.net
66.112.78.163	PTR	66-112-78-163.stat.centurytel.net
66.112.78.190	A	mail.tlmholdingsllc.com
66.112.78.190	A	mail.southendairpark.com
66.112.78.246	A	66-112-78-246.stat.centurytel.net
66.112.79.3	A+PTR	66-112-79-3.stat.centurytel.net
66.112.79.15	A+PTR	66-112-79-15.stat.centurytel.net
66.112.79.20	A+PTR	66-112-79-20.stat.centurytel.net
66.112.79.31	A+PTR	66-112-79-31.stat.centurytel.net
66.112.79.37	A+PTR	66-112-79-37.stat.centurytel.net
66.112.79.50	A+PTR	66-112-79-50.stat.centurytel.net
66.112.79.54	A	66-112-79-54.stat.centurytel.net
66.112.79.72	A+PTR	66-112-79-72.stat.centurytel.net
66.112.79.78	A+PTR	66-112-79-78.stat.centurytel.net
66.112.79.94	A+PTR	66-112-79-94.stat.centurytel.net
66.112.79.111	A+PTR	66-112-79-111.stat.centurytel.net
66.112.79.112	A+PTR	66-112-79-112.stat.centurytel.net
66.112.79.135	A+PTR	66-112-79-135.stat.centurytel.net
66.112.79.153	A	www.spiritriverinc.com
66.112.79.165	A+PTR	66-112-79-165.stat.centurytel.net
66.112.79.174	A+PTR	66-112-79-174.stat.centurytel.net
66.112.79.181	A+PTR	66-112-79-181.stat.centurytel.net
66.112.79.188	A	remote.sharinghousen.net
66.112.79.203	A+PTR	66-112-79-203.stat.centurytel.net
66.112.79.230	A+PTR	66-112-79-230.stat.centurytel.net
66.112.79.249	A	shmch.org
66.112.79.252	A+PTR	66-112-79-252.stat.centurytel.net