Robtex

Up: 64.81.72.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 64.81.73.0/25
Down right: 64.81.73.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
64.81.73.3	A	dsl081-073-003.sfo1.dsl.speakeasy.net
64.81.73.7	A	dsl081-073-007.sfo1.dsl.speakeasy.net
64.81.73.8	A	dsl081-073-008.sfo1.dsl.speakeasy.net
64.81.73.9	A+PTR	dsl081-073-009.sfo1.dsl.speakeasy.net
64.81.73.18	A	dsl081-073-018.sfo1.dsl.speakeasy.net
64.81.73.20	A	dsl081-073-020.sfo1.dsl.speakeasy.net
64.81.73.21	A	dsl081-073-021.sfo1.dsl.speakeasy.net
64.81.73.23	A	dsl081-073-023.sfo1.dsl.speakeasy.net
64.81.73.24	A	dsl081-073-024.sfo1.dsl.speakeasy.net
64.81.73.26	PTR	mail.boar.org
64.81.73.26	A	mail.distanthorizons.com
64.81.73.29	A	dsl081-073-029.sfo1.dsl.speakeasy.net
64.81.73.30	A	dsl081-073-030.sfo1.dsl.speakeasy.net
64.81.73.35	A+PTR	dsl081-073-035.sfo1.dsl.speakeasy.net
64.81.73.37	A	dsl081-073-037.sfo1.dsl.speakeasy.net
64.81.73.40	A	dsl081-073-040.sfo1.dsl.speakeasy.net
64.81.73.42	A	dsl081-073-042.sfo1.dsl.speakeasy.net
64.81.73.45	PTR	dsl081-073-045.sfo1.dsl.speakeasy.net
64.81.73.45	A	lomdim.org
64.81.73.53	A	dsl081-073-053.sfo1.dsl.speakeasy.net
64.81.73.56	A	dsl081-073-056.sfo1.dsl.speakeasy.net
64.81.73.59	A	dsl081-073-059.sfo1.dsl.speakeasy.net
64.81.73.64	A	dsl081-073-064.sfo1.dsl.speakeasy.net
64.81.73.75	A	dsl081-073-075.sfo1.dsl.speakeasy.net
64.81.73.78	A	dsl081-073-078.sfo1.dsl.speakeasy.net
64.81.73.96	A	dsl081-073-096.sfo1.dsl.speakeasy.net
64.81.73.103	A	dsl081-073-103.sfo1.dsl.speakeasy.net
64.81.73.114	A	dsl081-073-114.sfo1.dsl.speakeasy.net
64.81.73.121	PTR	fs1.movedesign.com
64.81.73.126	A	dsl081-073-126.sfo1.dsl.speakeasy.net
64.81.73.127	A	dsl081-073-127.sfo1.dsl.speakeasy.net
64.81.73.133	A+PTR	salsa.netwrek.net
64.81.73.133	A	netwrek.com
64.81.73.133	A	*.netwrek.com
64.81.73.137	A	dsl081-073-137.sfo1.dsl.speakeasy.net
64.81.73.148	A	dsl081-073-148.sfo1.dsl.speakeasy.net
64.81.73.151	A	dsl081-073-151.sfo1.dsl.speakeasy.net
64.81.73.152	A	dsl081-073-152.sfo1.dsl.speakeasy.net
64.81.73.154	A	dsl081-073-154.sfo1.dsl.speakeasy.net
64.81.73.161	A	dsl081-073-161.sfo1.dsl.speakeasy.net
64.81.73.181	A+PTR	dsl081-073-181.sfo1.dsl.speakeasy.net
64.81.73.183	A	dsl081-073-183.sfo1.dsl.speakeasy.net
64.81.73.190	A	dsl081-073-190.sfo1.dsl.speakeasy.net
64.81.73.191	A	dsl081-073-191.sfo1.dsl.speakeasy.net
64.81.73.192	A	mildocs.com
64.81.73.192	A	ikessurplus.com
64.81.73.194	A	www.pack83.com
64.81.73.198	A	dsl081-073-198.sfo1.dsl.speakeasy.net
64.81.73.203	A	dsl081-073-203.sfo1.dsl.speakeasy.net
64.81.73.218	A	dsl081-073-218.sfo1.dsl.speakeasy.net
64.81.73.219	A	dsl081-073-219.sfo1.dsl.speakeasy.net
64.81.73.223	A	mail.reggiebmd.com
64.81.73.223	A	reggiebmd.com
64.81.73.227	A	dsl081-073-227.sfo1.dsl.speakeasy.net
64.81.73.230	A	dsl081-073-230.sfo1.dsl.speakeasy.net
64.81.73.232	A	distanthorizons.com
64.81.73.238	A	dsl081-073-238.sfo1.dsl.speakeasy.net
64.81.73.239	A	dsl081-073-239.sfo1.dsl.speakeasy.net
64.81.73.241	A	dsl081-073-241.sfo1.dsl.speakeasy.net
64.81.73.243	A	dsl081-073-243.sfo1.dsl.speakeasy.net
64.81.73.251	PTR	rudd.cc
64.81.73.253	A	dsl081-073-253.sfo1.dsl.speakeasy.net
64.81.73.254	A	dsl081-073-254.sfo1.dsl.speakeasy.net