Robtex

Up: 66.93.128.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 66.93.128.0/25
Down right: 66.93.128.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
66.93.128.0	A+PTR	dsl093-128-000.sfo4.dsl.speakeasy.net
66.93.128.5	A+PTR	dsl093-128-005.sfo4.dsl.speakeasy.net
66.93.128.6	A+PTR	dsl093-128-006.sfo4.dsl.speakeasy.net
66.93.128.14	PTR	buckwheat.jwiz.org
66.93.128.15	PTR	home.jwiz.org
66.93.128.16	PTR	cgarden.jwiz.org
66.93.128.27	A+PTR	dsl093-128-027.sfo4.dsl.speakeasy.net
66.93.128.28	A+PTR	dsl093-128-028.sfo4.dsl.speakeasy.net
66.93.128.32	A+PTR	dsl093-128-032.sfo4.dsl.speakeasy.net
66.93.128.34	PTR	mail.pensco.com
66.93.128.35	A+PTR	dsl093-128-035.sfo4.dsl.speakeasy.net
66.93.128.37	A+PTR	dsl093-128-037.sfo4.dsl.speakeasy.net
66.93.128.38	A+PTR	dsl093-128-038.sfo4.dsl.speakeasy.net
66.93.128.39	A+PTR	dsl093-128-039.sfo4.dsl.speakeasy.net
66.93.128.43	A+PTR	dsl093-128-043.sfo4.dsl.speakeasy.net
66.93.128.45	A+PTR	dsl093-128-045.sfo4.dsl.speakeasy.net
66.93.128.46	PTR	zuul.oqo.com
66.93.128.47	A	psychotron.com
66.93.128.47	A	dsl093-128-047.sfo4.dsl.speakeasy.net
66.93.128.47	A	timinnes.com
66.93.128.50	A+PTR	dsl093-128-050.sfo4.dsl.speakeasy.net
66.93.128.51	A+PTR	dsl093-128-051.sfo4.dsl.speakeasy.net
66.93.128.60	A+PTR	dsl093-128-060.sfo4.dsl.speakeasy.net
66.93.128.70	A+PTR	dsl093-128-070.sfo4.dsl.speakeasy.net
66.93.128.72	A+PTR	dsl093-128-072.sfo4.dsl.speakeasy.net
66.93.128.86	A+PTR	dsl093-128-086.sfo4.dsl.speakeasy.net
66.93.128.87	A+PTR	dsl093-128-087.sfo4.dsl.speakeasy.net
66.93.128.94	A+PTR	dsl093-128-094.sfo4.dsl.speakeasy.net
66.93.128.97	PTR	dsl093-128-097.sfo4.dsl.speakeasy.net
66.93.128.98	A+PTR	dsl093-128-098.sfo4.dsl.speakeasy.net
66.93.128.100	A+PTR	dsl093-128-100.sfo4.dsl.speakeasy.net
66.93.128.102	A+PTR	dsl093-128-102.sfo4.dsl.speakeasy.net
66.93.128.108	A+PTR	home.serialexperiments.org
66.93.128.110	A+PTR	dsl093-128-110.sfo4.dsl.speakeasy.net
66.93.128.116	PTR	lefae.org
66.93.128.119	A+PTR	dsl093-128-119.sfo4.dsl.speakeasy.net
66.93.128.122	A+PTR	dsl093-128-122.sfo4.dsl.speakeasy.net
66.93.128.126	PTR	mail.oqo.com
66.93.128.137	A+PTR	dsl093-128-137.sfo4.dsl.speakeasy.net
66.93.128.141	A+PTR	dsl093-128-141.sfo4.dsl.speakeasy.net
66.93.128.144	A+PTR	dsl093-128-144.sfo4.dsl.speakeasy.net
66.93.128.145	A+PTR	dsl093-128-145.sfo4.dsl.speakeasy.net
66.93.128.154	A+PTR	dsl093-128-154.sfo4.dsl.speakeasy.net
66.93.128.158	A+PTR	dsl093-128-158.sfo4.dsl.speakeasy.net
66.93.128.164	A+PTR	dsl093-128-164.sfo4.dsl.speakeasy.net
66.93.128.170	A+PTR	dsl093-128-170.sfo4.dsl.speakeasy.net
66.93.128.175	A+PTR	dsl093-128-175.sfo4.dsl.speakeasy.net
66.93.128.183	A+PTR	dsl093-128-183.sfo4.dsl.speakeasy.net
66.93.128.195	PTR	dsl093-128-195.sfo4.dsl.speakeasy.net
66.93.128.196	A+PTR	dsl093-128-196.sfo4.dsl.speakeasy.net
66.93.128.197	PTR	innerdot.com
66.93.128.199	PTR	dsl093-128-199.sfo4.dsl.speakeasy.net
66.93.128.202	A+PTR	dsl093-128-202.sfo4.dsl.speakeasy.net
66.93.128.205	A+PTR	dsl093-128-205.sfo4.dsl.speakeasy.net
66.93.128.211	PTR	cerberus.gaijin.com
66.93.128.216	A+PTR	dsl093-128-216.sfo4.dsl.speakeasy.net
66.93.128.221	A+PTR	dsl093-128-221.sfo4.dsl.speakeasy.net
66.93.128.223	A+PTR	dsl093-128-223.sfo4.dsl.speakeasy.net
66.93.128.226	A+PTR	dsl093-128-226.sfo4.dsl.speakeasy.net
66.93.128.227	A+PTR	dsl093-128-227.sfo4.dsl.speakeasy.net
66.93.128.233	PTR	mail.thebessers.net
66.93.128.234	A+PTR	dsl093-128-234.sfo4.dsl.speakeasy.net
66.93.128.239	A+PTR	dsl093-128-239.sfo4.dsl.speakeasy.net
66.93.128.246	A+PTR	dsl093-128-246.sfo4.dsl.speakeasy.net
66.93.128.249	A+PTR	dsl093-128-249.sfo4.dsl.speakeasy.net