Robtex

Up: 66.92.248.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 66.92.248.0/23
Down right: 66.92.250.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
66.92.248.163	A	dsl092-248-163.sfo4.dsl.speakeasy.net
66.92.248.229	PTR	dsl092-248-229.sfo4.dsl.speakeasy.net
66.92.248.229	A	hostmaster.totte.us
66.92.248.229	A	totte.us
66.92.248.230	A+PTR	zoot.diercks.net
66.92.248.230	A	ns1.diercks.net
66.92.249.100	A+PTR	marsupilami.thehackers.org
66.92.249.101	A+PTR	spip.thehackers.org
66.92.249.114	A+PTR	dsl092-249-114.sfo4.dsl.speakeasy.net
66.92.249.122	A+PTR	dsl092-249-122.sfo4.dsl.speakeasy.net
66.92.249.123	A+PTR	dsl092-249-123.sfo4.dsl.speakeasy.net
66.92.249.163	A+PTR	dsl092-249-163.sfo4.dsl.speakeasy.net
66.92.249.195	A+PTR	dsl092-249-195.sfo4.dsl.speakeasy.net
66.92.250.17	PTR	boskone.midgard.net
66.92.250.27	PTR	mail.mergy.org
66.92.250.130	A+PTR	dsl092-250-130.sfo4.dsl.speakeasy.net
66.92.250.130	A	djjasong.com
66.92.250.130	A	www.djjasong.com
66.92.250.136	PTR	krikkit.psaux.com
66.92.251.1	PTR	er1.sfo1.speakeasy.net
66.92.251.7	PTR	phong.sigbus.net
66.92.251.24	A	ns.user-services.com
66.92.251.24	A	stargate.usrsvcs.com
66.92.251.24	A	stargate.user-services.com
66.92.251.32	A	dsl092-251-032.sfo4.dsl.speakeasy.net
66.92.251.41	PTR	gramana.com
66.92.251.101	A	smtp-speakeasy.shinko.com
66.92.251.188	PTR	ns.right-net.com
66.92.251.226	A	dsl092-251-226.sfo4.dsl.speakeasy.net
66.92.251.228	PTR	lila.com