Robtex

Up: 66.92.216.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 66.92.220.0/23
Down right: 66.92.222.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
66.92.220.12	A+PTR	dsl092-220-012.lax1.dsl.speakeasy.net
66.92.220.77	A+PTR	dsl092-220-077.lax1.dsl.speakeasy.net
66.92.220.82	A+PTR	mail2.cityofsierramadre.com
66.92.220.83	PTR	dsl092-220-083.lax1.dsl.speakeasy.net
66.92.220.100	A	myrevenuereport.com
66.92.220.102	PTR	0dnemail.info
66.92.220.190	A	contiairbag.com
66.92.220.199	A+PTR	dsl092-220-199.lax1.dsl.speakeasy.net
66.92.221.34	PTR	mail.joneslumber.net
66.92.221.34	A	joneslumber.net
66.92.221.34	A	mail3.joneslumber.com
66.92.221.146	PTR	mailgw.mosaic.org
66.92.221.163	A+PTR	dsl092-221-163.lax1.dsl.speakeasy.net
66.92.222.12	A	lightingout.org
66.92.222.12	A	lightingout.net
66.92.222.19	A	mx2.shieldsnursingcenters.com
66.92.222.41	PTR	coby.pbp.net
66.92.222.67	PTR	cmconline.net
66.92.222.227	PTR	www.insilica.com
66.92.222.228	PTR	nevisnetworks.com
66.92.223.18	A+PTR	mail.muonics.com
66.92.223.18	A	ns.muonics.com
66.92.223.20	A+PTR	www.muonics.com
66.92.223.20	A	muonics.com
66.92.223.21	A+PTR	dsl092-223-021.sfo1.dsl.speakeasy.net
66.92.223.93	PTR	sslvpn.surfaceink.com
66.92.223.98	PTR	orcas.net
66.92.223.105	A+PTR	dsl092-223-105.sfo1.dsl.speakeasy.net
66.92.223.128	PTR	net-2.orcas.net
66.92.223.130	PTR	orcas.net
66.92.223.137	A+PTR	dsl092-223-137.sfo1.dsl.speakeasy.net
66.92.223.139	PTR	yiffco.com
66.92.223.142	PTR	bluefurry.com
66.92.223.197	A+PTR	dsl092-223-197.sfo1.dsl.speakeasy.net
66.92.223.202	A+PTR	dsl092-223-202.sfo1.dsl.speakeasy.net
66.92.223.205	A+PTR	dsl092-223-205.sfo1.dsl.speakeasy.net
66.92.223.225	A+PTR	dsl092-223-225.sfo1.dsl.speakeasy.net
66.92.223.226	PTR	web5.inow.com
66.92.223.227	A	santacruzsnc.com
66.92.223.227	A	bizphones.us
66.92.223.228	A+PTR	web1.inow.com
66.92.223.229	PTR	ecommerce.inow.com
66.92.223.230	PTR	vader.inow.com
66.92.223.231	PTR	3rdrock.inow.com