Robtex

Up: 66.93.16.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 66.93.16.0/23
Down right: 66.93.18.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
66.93.16.21	A	avtomat.probsd.net
66.93.16.23	PTR	claudius.bigw.org
66.93.16.39	PTR	dsl093-016-039.msp1.dsl.speakeasy.net
66.93.16.53	PTR	waste.org
66.93.16.108	A	swt001.probsd.net
66.93.16.113	A+PTR	spectre.probsd.net
66.93.16.113	A	probsd.net
66.93.16.113	A	wiki.mcabber.com
66.93.16.140	A	wendenrecovery.com
66.93.16.157	A	dsl093-016-157.msp1.dsl.speakeasy.net
66.93.16.172	A+PTR	wintermute.probsd.net
66.93.16.186	A	arbitrator.probsd.net
66.93.16.187	PTR	dsl093-016-187.msp1.dsl.speakeasy.net
66.93.16.213	PTR	mail.wisti.com
66.93.16.225	PTR	mail01.dflytech.com
66.93.16.226	PTR	mail02.dflytech.com
66.93.16.247	PTR	tact4.net
66.93.16.255	A	brd081-016-000.dsl.speakeasy.net
66.93.17.1	A	gw-081-017.dsl.speakeasy.net
66.93.17.40	PTR	boba.nerdable.net
66.93.17.157	PTR	packets.ca
66.93.17.159	PTR	positron.nirv.net
66.93.17.174	A	paintedharmony.com
66.93.17.217	PTR	dsl093-017-217.msp1.dsl.speakeasy.net
66.93.17.217	A	mail.timothyconway.com
66.93.17.217	A	mail.theconwayfamily.net
66.93.17.236	PTR	starfire.skypoint.net
66.93.17.253	A	continuous-thinking.com
66.93.18.1	A	dsl093-018-001.msp1.dsl.speakeasy.net
66.93.18.3	A	dsl093-018-003.msp1.dsl.speakeasy.net
66.93.18.8	A	dsl093-018-008.msp1.dsl.speakeasy.net
66.93.18.11	A	dsl093-018-011.msp1.dsl.speakeasy.net
66.93.18.12	A	dsl093-018-012.msp1.dsl.speakeasy.net
66.93.18.19	A	dsl093-018-019.msp1.dsl.speakeasy.net
66.93.18.20	A	dsl093-018-020.msp1.dsl.speakeasy.net
66.93.18.25	A	dsl093-018-025.msp1.dsl.speakeasy.net
66.93.18.33	A	dsl093-018-033.msp1.dsl.speakeasy.net
66.93.18.37	A	dsl093-018-037.msp1.dsl.speakeasy.net
66.93.18.40	A	dsl093-018-040.msp1.dsl.speakeasy.net
66.93.18.42	A	dsl093-018-042.msp1.dsl.speakeasy.net
66.93.18.45	A	dsl093-018-045.msp1.dsl.speakeasy.net
66.93.18.48	A	dsl093-018-048.msp1.dsl.speakeasy.net
66.93.18.49	A	dsl093-018-049.msp1.dsl.speakeasy.net
66.93.18.50	A	dsl093-018-050.msp1.dsl.speakeasy.net
66.93.18.51	A	dsl093-018-051.msp1.dsl.speakeasy.net
66.93.18.54	A	dsl093-018-054.msp1.dsl.speakeasy.net
66.93.18.56	A	dsl093-018-056.msp1.dsl.speakeasy.net
66.93.18.61	A	dsl093-018-061.msp1.dsl.speakeasy.net
66.93.18.63	A	dsl093-018-063.msp1.dsl.speakeasy.net
66.93.18.64	A	dsl093-018-064.msp1.dsl.speakeasy.net
66.93.18.66	A	dsl093-018-066.msp1.dsl.speakeasy.net
66.93.18.67	A	dsl093-018-067.msp1.dsl.speakeasy.net
66.93.18.72	A	dsl093-018-072.msp1.dsl.speakeasy.net
66.93.18.73	A	dsl093-018-073.msp1.dsl.speakeasy.net
66.93.18.75	A	dsl093-018-075.msp1.dsl.speakeasy.net
66.93.18.255	A	brd081-018-000.dsl.speakeasy.net
66.93.19.0	A	net081-019-000.dsl.speakeasy.net
66.93.19.1	PTR	dsl093-019-001.msp1.dsl.speakeasy.net
66.93.19.1	A	gw-081-019.dsl.speakeasy.net
66.93.19.90	A	mail.wowortho.com
66.93.19.146	A	dsl093-019-146.msp1.dsl.speakeasy.net