Robtex

Up: 64.81.150.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 64.81.150.0/25
Down right: 64.81.150.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
64.81.150.0	A	dsl081-150-000.chi1.dsl.speakeasy.net
64.81.150.2	A+PTR	dsl081-150-002.chi1.dsl.speakeasy.net
64.81.150.6	A	smsserver.selectmeetingsites.com
64.81.150.8	A+PTR	dsl081-150-008.chi1.dsl.speakeasy.net
64.81.150.10	A+PTR	dsl081-150-010.chi1.dsl.speakeasy.net
64.81.150.14	A+PTR	dsl081-150-014.chi1.dsl.speakeasy.net
64.81.150.15	A+PTR	dsl081-150-015.chi1.dsl.speakeasy.net
64.81.150.18	A+PTR	dsl081-150-018.chi1.dsl.speakeasy.net
64.81.150.19	PTR	ns1.spacemike-o.com
64.81.150.20	A+PTR	dsl081-150-020.chi1.dsl.speakeasy.net
64.81.150.24	A+PTR	mail.dayandrobertpc.com
64.81.150.29	PTR	ns1.osxtrainer.com
64.81.150.33	A+PTR	dsl081-150-033.chi1.dsl.speakeasy.net
64.81.150.41	A	woundedcobra.org
64.81.150.41	A	vlpk.bob-n.com
64.81.150.41	A	bob-n.com
64.81.150.43	A+PTR	dsl081-150-043.chi1.dsl.speakeasy.net
64.81.150.45	A+PTR	dsl081-150-045.chi1.dsl.speakeasy.net
64.81.150.57	A+PTR	dsl081-150-057.chi1.dsl.speakeasy.net
64.81.150.63	A+PTR	dsl081-150-063.chi1.dsl.speakeasy.net
64.81.150.65	A+PTR	dsl081-150-065.chi1.dsl.speakeasy.net
64.81.150.68	A+PTR	dsl081-150-068.chi1.dsl.speakeasy.net
64.81.150.74	A+PTR	dsl081-150-074.chi1.dsl.speakeasy.net
64.81.150.83	A+PTR	dsl081-150-083.chi1.dsl.speakeasy.net
64.81.150.85	A+PTR	dsl081-150-085.chi1.dsl.speakeasy.net
64.81.150.86	A+PTR	dsl081-150-086.chi1.dsl.speakeasy.net
64.81.150.95	A+PTR	dsl081-150-095.chi1.dsl.speakeasy.net
64.81.150.96	A+PTR	dsl081-150-096.chi1.dsl.speakeasy.net
64.81.150.101	A+PTR	dsl081-150-101.chi1.dsl.speakeasy.net
64.81.150.113	A+PTR	dsl081-150-113.chi1.dsl.speakeasy.net
64.81.150.124	PTR	neutron.jfr.net
64.81.150.145	A+PTR	dsl081-150-145.chi1.dsl.speakeasy.net
64.81.150.151	A+PTR	dsl081-150-151.chi1.dsl.speakeasy.net
64.81.150.158	A+PTR	dsl081-150-158.chi1.dsl.speakeasy.net
64.81.150.161	A+PTR	dsl081-150-161.chi1.dsl.speakeasy.net
64.81.150.162	A+PTR	dsl081-150-162.chi1.dsl.speakeasy.net
64.81.150.168	A+PTR	dsl081-150-168.chi1.dsl.speakeasy.net
64.81.150.169	A+PTR	dsl081-150-169.chi1.dsl.speakeasy.net
64.81.150.171	A+PTR	dsl081-150-171.chi1.dsl.speakeasy.net
64.81.150.175	A+PTR	dsl081-150-175.chi1.dsl.speakeasy.net
64.81.150.176	A+PTR	dsl081-150-176.chi1.dsl.speakeasy.net
64.81.150.177	A+PTR	dsl081-150-177.chi1.dsl.speakeasy.net
64.81.150.180	A+PTR	dsl081-150-180.chi1.dsl.speakeasy.net
64.81.150.184	A+PTR	dsl081-150-184.chi1.dsl.speakeasy.net
64.81.150.194	PTR	detogne.net
64.81.150.203	A+PTR	dsl081-150-203.chi1.dsl.speakeasy.net
64.81.150.207	A+PTR	dsl081-150-207.chi1.dsl.speakeasy.net
64.81.150.208	A+PTR	dsl081-150-208.chi1.dsl.speakeasy.net
64.81.150.209	A+PTR	dsl081-150-209.chi1.dsl.speakeasy.net
64.81.150.210	PTR	stassen3.stasseninsurance.com
64.81.150.213	A+PTR	dsl081-150-213.chi1.dsl.speakeasy.net
64.81.150.218	A+PTR	dsl081-150-218.chi1.dsl.speakeasy.net
64.81.150.230	A+PTR	dsl081-150-230.chi1.dsl.speakeasy.net
64.81.150.232	A+PTR	dsl081-150-232.chi1.dsl.speakeasy.net
64.81.150.242	A+PTR	dsl081-150-242.chi1.dsl.speakeasy.net
64.81.150.248	A+PTR	dsl081-150-248.chi1.dsl.speakeasy.net
64.81.150.255	A	dsl081-150-255.chi1.dsl.speakeasy.net