Robtex

Up: 64.246.64.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 64.246.80.0/21
Down right: 64.246.88.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
64.246.80.83	PTR	mail1.cba.com
64.246.80.83	A	placemaker.net
64.246.80.114	PTR	claritytesting.com
64.246.81.6	A	kimbal.ca
64.246.81.80	A	mail.teletechnology.com
64.246.81.195	A	design-partnership.com
64.246.81.220	A	pepdinc.com
64.246.81.220	A	www.perkinseastman.com
64.246.81.220	A	healthcareinteriors.com
64.246.82.210	PTR	ip-64-246-82-210.autorev.intellispace.net
64.246.84.66	A	targeteditconferences.com
64.246.85.98	PTR	mail.waalaw.com
64.246.85.98	A	mail.waa-ltd.com
64.246.85.98	A	mail.waa-law.com
64.246.86.103	A	a1champagnes.com
64.246.86.105	A	ecuadorianroses.com
64.246.86.109	A	mail.esitepromotion.com
64.246.86.220	A	sendrum.com
64.246.86.220	A	sendliquors.com
64.246.86.220	A	alcoholgifts.com
64.246.86.248	A	rebooters.com
64.246.86.248	A	creditfinder.com
64.246.86.248	A	sendgiftcertificates.com
64.246.87.34	PTR	34-87-246-64-intellispace.net
64.246.87.48	PTR	48-87-246-64-intellispace.net
64.246.87.170	PTR	mail.medsocdel.org
64.246.87.195	A+PTR	ip-64-246-87-195.autorev.intellispace.net
64.246.87.201	A	ip-64-246-87-201.autorev.intellispace.net
64.246.87.208	A+PTR	ip-64-246-87-208.autorev.intellispace.net
64.246.87.217	A	ip-64-246-87-217.autorev.intellispace.net
64.246.87.223	A	ip-64-246-87-223.autorev.intellispace.net
64.246.87.231	A	ip-64-246-87-231.autorev.intellispace.net
64.246.87.236	A	ip-64-246-87-236.autorev.intellispace.net
64.246.87.237	A	ip-64-246-87-237.autorev.intellispace.net
64.246.87.242	A+PTR	ip-64-246-87-242.autorev.intellispace.net
64.246.87.244	A	ip-64-246-87-244.autorev.intellispace.net
64.246.87.245	A	ip-64-246-87-245.autorev.intellispace.net
64.246.87.248	A	ip-64-246-87-248.autorev.intellispace.net
64.246.89.0	PTR	ip-64-246-89-0.autorev.intellispace.net
64.246.89.16	PTR	ip-64-246-89-16.autorev.intellispace.net
64.246.89.33	PTR	ip-64-246-89-33.autorev.intellispace.net
64.246.89.35	PTR	ip-64-246-89-35.autorev.intellispace.net
64.246.89.49	PTR	ip-64-246-89-49.autorev.intellispace.net
64.246.89.51	PTR	ip-64-246-89-51.autorev.intellispace.net
64.246.89.67	PTR	ip-64-246-89-67.autorev.intellispace.net
64.246.89.83	PTR	ip-64-246-89-83.autorev.intellispace.net
64.246.89.96	PTR	ip-64-246-89-96.autorev.intellispace.net
64.246.89.115	PTR	ip-64-246-89-115.autorev.intellispace.net
64.246.89.193	PTR	ip-64-246-89-193.autorev.intellispace.net
64.246.89.210	PTR	ip-64-246-89-210.autorev.intellispace.net
64.246.90.0	PTR	ip0-qedwireless.myintellispace.com
64.246.90.11	A	ip11-qedwireless.myintellispace.com
64.246.90.25	A	ip25-qedwireless.myintellispace.com
64.246.90.31	A	ip31-qedwireless.myintellispace.com
64.246.90.38	A	ip38-qedwireless.myintellispace.com
64.246.90.48	A+PTR	ip48-qedwireless.myintellispace.com
64.246.90.61	A	ip61-qedwireless.myintellispace.com
64.246.90.65	PTR	ip-64-246-90-65.autorev.intellispace.net
64.246.90.80	PTR	ip-64-246-90-80.autorev.intellispace.net
64.246.90.82	PTR	ip-64-246-90-82.autorev.intellispace.net
64.246.90.96	PTR	ip-64-246-90-96.autorev.intellispace.net
64.246.90.97	PTR	ip-64-246-90-97.autorev.intellispace.net
64.246.90.98	PTR	ip-64-246-90-98.autorev.intellispace.net
64.246.90.115	PTR	ip-64-246-90-115.autorev.intellispace.net
64.246.90.128	PTR	ip-64-246-90-128.autorev.intellispace.net
64.246.90.129	PTR	ip-64-246-90-129.autorev.intellispace.net
64.246.90.130	PTR	ip-64-246-90-130.autorev.intellispace.net
64.246.90.146	PTR	ip-64-246-90-146.autorev.intellispace.net
64.246.90.147	PTR	ip-64-246-90-147.autorev.intellispace.net
64.246.90.162	PTR	ip-64-246-90-162.autorev.intellispace.net
64.246.90.178	PTR	ip-64-246-90-178.autorev.intellispace.net
64.246.90.192	PTR	ip-64-246-90-192.autorev.intellispace.net
64.246.90.210	PTR	ip-64-246-90-210.autorev.intellispace.net
64.246.90.224	PTR	ip-64-246-90-224.autorev.intellispace.net
64.246.90.226	PTR	ip-64-246-90-226.autorev.intellispace.net
64.246.90.241	PTR	ip-64-246-90-241.autorev.intellispace.net
64.246.91.108	PTR	mail.aiico.com
64.246.91.187	PTR	investab.com