Robtex

Up: 66.93.176.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 66.93.180.0/23
Down right: 66.93.182.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
66.93.180.17	PTR	oven.thebakeryltd.com
66.93.180.20	A+PTR	dsl093-180-020.sac1.dsl.speakeasy.net
66.93.180.31	A+PTR	dsl093-180-031.sac1.dsl.speakeasy.net
66.93.180.39	A+PTR	dsl093-180-039.sac1.dsl.speakeasy.net
66.93.180.46	A+PTR	dsl093-180-046.sac1.dsl.speakeasy.net
66.93.180.47	A+PTR	dsl093-180-047.sac1.dsl.speakeasy.net
66.93.180.49	A+PTR	dsl093-180-049.sac1.dsl.speakeasy.net
66.93.180.52	A+PTR	dsl093-180-052.sac1.dsl.speakeasy.net
66.93.180.59	PTR	capricorn.org
66.93.180.61	A+PTR	dsl093-180-061.sac1.dsl.speakeasy.net
66.93.180.66	A+PTR	dsl093-180-066.sac1.dsl.speakeasy.net
66.93.180.68	A	hanzelka.com
66.93.180.71	A+PTR	dsl093-180-071.sac1.dsl.speakeasy.net
66.93.180.72	A+PTR	dsl093-180-072.sac1.dsl.speakeasy.net
66.93.180.82	A+PTR	dsl093-180-082.sac1.dsl.speakeasy.net
66.93.180.84	A+PTR	dsl093-180-084.sac1.dsl.speakeasy.net
66.93.180.89	A+PTR	dsl093-180-089.sac1.dsl.speakeasy.net
66.93.180.103	A	dns2.risley.net
66.93.180.103	A	dsl093-180-103.sac1.dsl.speakeasy.net
66.93.180.114	PTR	mail.evoknow.com
66.93.180.116	A+PTR	dsl093-180-116.sac1.dsl.speakeasy.net
66.93.180.129	PTR	office.porest1.com
66.93.180.152	A+PTR	dsl093-180-152.sac1.dsl.speakeasy.net
66.93.180.155	A+PTR	dsl093-180-155.sac1.dsl.speakeasy.net
66.93.180.167	A+PTR	dsl093-180-167.sac1.dsl.speakeasy.net
66.93.180.168	A+PTR	dsl093-180-168.sac1.dsl.speakeasy.net
66.93.180.181	A+PTR	dsl093-180-181.sac1.dsl.speakeasy.net
66.93.180.184	A+PTR	dsl093-180-184.sac1.dsl.speakeasy.net
66.93.180.188	A+PTR	dsl093-180-188.sac1.dsl.speakeasy.net
66.93.180.190	A+PTR	dsl093-180-190.sac1.dsl.speakeasy.net
66.93.180.197	PTR	rodetheshortb.us
66.93.180.209	A	felegund.sluggardy.net
66.93.180.212	A+PTR	dsl093-180-212.sac1.dsl.speakeasy.net
66.93.180.213	PTR	sol.unused.net
66.93.180.214	A+PTR	dsl093-180-214.sac1.dsl.speakeasy.net
66.93.180.215	PTR	dolt.us
66.93.180.223	A+PTR	dsl093-180-223.sac1.dsl.speakeasy.net
66.93.180.227	A+PTR	dsl093-180-227.sac1.dsl.speakeasy.net
66.93.180.232	A+PTR	dsl093-180-232.sac1.dsl.speakeasy.net
66.93.180.233	A+PTR	dsl093-180-233.sac1.dsl.speakeasy.net
66.93.180.241	A+PTR	dsl093-180-241.sac1.dsl.speakeasy.net
66.93.180.243	A+PTR	dsl093-180-243.sac1.dsl.speakeasy.net
66.93.180.244	A+PTR	dsl093-180-244.sac1.dsl.speakeasy.net
66.93.180.246	A+PTR	dsl093-180-246.sac1.dsl.speakeasy.net
66.93.180.255	PTR	brd081-180-000.dsl.speakeasy.net
66.93.181.94	PTR	server4.pl.cdengineers.com
66.93.181.130	PTR	claudel.blackrosetech.com
66.93.181.130	A	elizabethmackiernanmiel.com
66.93.181.130	A	endofordinarytime.com
66.93.181.194	PTR	ns.loser.net
66.93.181.195	A	yikes.loser.net
66.93.182.51	PTR	dsl093-182-051.sfo4.dsl.speakeasy.net
66.93.182.51	A	liangsnet.com
66.93.182.137	PTR	dsl093-182-137.sfo4.dsl.speakeasy.net
66.93.182.137	A	mail.liangsnet.com
66.93.182.229	PTR	pianosa.catch22.org
66.93.183.10	A+PTR	dsl093-183-010.sfo4.dsl.speakeasy.net
66.93.183.10	A	root.camkitty.com
66.93.183.131	A	www6.cyberpageant.com
66.93.183.180	A+PTR	dsl093-183-180.sfo4.dsl.speakeasy.net
66.93.183.180	A	gram.trap.mtview.ca.us
66.93.183.202	PTR	dsl093-183-202.sfo4.dsl.speakeasy.net
66.93.183.202	A	bloogies.com