Robtex

Up: 66.166.144.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 66.166.148.0/23
Down right: 66.166.150.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
66.166.148.103	PTR	www.jetpro.com
66.166.148.122	A	rismith.com
66.166.149.1	A	h-66-166-149-1.snvacaid.static.covad.net
66.166.149.3	A	h-66-166-149-3.snvacaid.static.covad.net
66.166.149.7	A	h-66-166-149-7.snvacaid.static.covad.net
66.166.149.8	A	h-66-166-149-8.snvacaid.static.covad.net
66.166.149.10	A	h-66-166-149-10.snvacaid.static.covad.net
66.166.149.11	A	h-66-166-149-11.snvacaid.static.covad.net
66.166.149.13	A	h-66-166-149-13.snvacaid.static.covad.net
66.166.149.14	A	h-66-166-149-14.snvacaid.static.covad.net
66.166.149.15	A	h-66-166-149-15.snvacaid.static.covad.net
66.166.149.18	A	mail.asapps.com
66.166.149.19	A	h-66-166-149-19.snvacaid.static.covad.net
66.166.149.20	A	h-66-166-149-20.snvacaid.static.covad.net
66.166.149.31	A	h-66-166-149-31.snvacaid.static.covad.net
66.166.149.32	A	h-66-166-149-32.snvacaid.static.covad.net
66.166.149.33	A	h-66-166-149-33.snvacaid.static.covad.net
66.166.149.39	A	h-66-166-149-39.snvacaid.static.covad.net
66.166.149.41	A	h-66-166-149-41.snvacaid.static.covad.net
66.166.149.49	A	h-66-166-149-49.snvacaid.static.covad.net
66.166.149.53	A	h-66-166-149-53.snvacaid.static.covad.net
66.166.149.54	A	h-66-166-149-54.snvacaid.static.covad.net
66.166.149.59	A	h-66-166-149-59.snvacaid.static.covad.net
66.166.149.65	A	h-66-166-149-65.snvacaid.static.covad.net
66.166.149.66	A	h-66-166-149-66.snva.ca.megapath.net
66.166.149.66	A	h-66-166-149-66.snvacaid.static.covad.net
66.166.149.70	A	h-66-166-149-70.snvacaid.static.covad.net
66.166.149.74	A	h-66-166-149-74.snvacaid.static.covad.net
66.166.149.78	A	h-66-166-149-78.snvacaid.static.covad.net
66.166.149.81	A	h-66-166-149-81.snvacaid.static.covad.net
66.166.149.84	A	h-66-166-149-84.snvacaid.static.covad.net
66.166.149.86	A	h-66-166-149-86.snvacaid.static.covad.net
66.166.149.89	A	h-66-166-149-89.snvacaid.static.covad.net
66.166.149.90	A	h-66-166-149-90.snvacaid.static.covad.net
66.166.150.2	PTR	h-66-166-150-2.snva.ca.megapath.net
66.166.150.6	PTR	h-66-166-150-6.snva.ca.megapath.net
66.166.150.6	A	server.calyxsoftware.com
66.166.150.6	A	exch-svr.calyxsoftware.com
66.166.150.8	PTR	h-66-166-150-8.snva.ca.megapath.net
66.166.150.8	A	mail.calyxnews.com
66.166.150.8	A	mailgw.calyxsoftware.com
66.166.150.13	A	ns2.calyxsoftware.com
66.166.150.60	PTR	h-66-166-150-60.snva.ca.megapath.net
66.166.150.60	A	nssj.calyxsoftware.com
66.166.150.60	A	ns1.calyxsoftware.com
66.166.150.187	PTR	h-66-166-150-187.snva.ca.globalcapacity.com
66.166.150.188	PTR	h-66-166-150-188.snva.ca.globalcapacity.com
66.166.151.2	PTR	bibop.alu.org
66.166.151.4	PTR	www.franz.com
66.166.151.5	PTR	pandorabots.com
66.166.151.34	A	mail.eshowerdoors.com
66.166.151.115	PTR	h-66-166-151-115.snva.ca.megapath.net
66.166.151.115	A	www.amar.org
66.166.151.115	A	amar.org
66.166.151.117	PTR	h-66-166-151-117.snva.ca.megapath.net
66.166.151.117	A	*.xn--kbs-yu1ou1m.com
66.166.151.117	A	h-66-166-151-117.snvacaid.static.covad.net
66.166.151.206	PTR	h-66-166-151-206.snva.ca.megapath.net
66.166.151.206	A	billingpro.com