Robtex

Up: 66.134.72.0/21
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Down left: 66.134.72.0/23
Down right: 66.134.74.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
66.134.72.0	A+PTR	host-66-134-72-0.covad.com
66.134.72.10	A	via.covad.com
66.134.72.18	A+PTR	host-66-134-72-18.covad.com
66.134.72.18	A	webmail.covad.com
66.134.72.36	A	webmail.megapath.net
66.134.72.40	PTR	host-66-134-72-40.covad.com
66.134.72.40	A	megapath-reviews.com
66.134.72.40	A	megapathwholesale.com
66.134.72.65	A	host-66-134-72-65.covad.com
66.134.72.72	A+PTR	host-66-134-72-72.covad.com
66.134.72.86	A	host-66-134-72-86.covad.com
66.134.72.102	A+PTR	host-66-134-72-102.covad.com
66.134.72.113	A	host-66-134-72-113.covad.com
66.134.72.139	A	host-66-134-72-139.covad.com
66.134.72.141	A	host-66-134-72-141.covad.com
66.134.72.155	A	host-66-134-72-155.covad.com
66.134.72.188	A	host-66-134-72-188.covad.com
66.134.72.189	A	host-66-134-72-189.covad.com
66.134.72.205	A	host-66-134-72-205.covad.com
66.134.72.225	A	host-66-134-72-225.covad.com
66.134.72.233	A	host-66-134-72-233.covad.com
66.134.72.255	A	host-66-134-72-255.covad.com
66.134.73.238	PTR	host-66-134-73-238.covad.com
66.134.73.242	PTR	host-66-134-73-242.covad.com
66.134.73.247	PTR	host-66-134-73-247.covad.com
66.134.73.255	PTR	host-66-134-73-255.covad.com
66.134.74.128	PTR	host-66-134-74-128.covad.com
66.134.75.7	PTR	ext-mx04.covad.com
66.134.75.7	A	ext-mx03.covad.com
66.134.75.8	PTR	ext-mx03.covad.com
66.134.75.8	A	ext-mx04.covad.com
66.134.75.11	A+PTR	support.covad.com
66.134.75.12	A	xapi-test.covad.com
66.134.75.13	A+PTR	connected.covad.com
66.134.75.14	A+PTR	xapi.covad.com
66.134.75.16	A	status.covad.com
66.134.75.17	PTR	xlink.covad.com
66.134.75.18	A+PTR	www-old.covad.com
66.134.75.21	A+PTR	partner.covad.com
66.134.75.22	A+PTR	isp.covad.com
66.134.75.23	PTR	www.megapath.com
66.134.75.23	A	speedtestplus.com
66.134.75.23	A	securetothecore.net
66.134.75.26	A	mobile.covad.com
66.134.75.27	A	external.covad.com
66.134.75.28	PTR	webmail.covad.com
66.134.75.29	A	paymentech.covad.com
66.134.75.30	A	register.covad.com
66.134.75.31	A	my.covad.com
66.134.75.32	A+PTR	transition.covad.com
66.134.75.33	A	mercury.covad.com
66.134.75.34	A+PTR	ahm.covad.com
66.134.75.36	A+PTR	rwhois01.covad.com
66.134.75.36	A	rwhois.covad.com
66.134.75.36	A	rwhois.covad.net
66.134.75.37	A	radius01.covad.com
66.134.75.38	PTR	b2b.megapath.com
66.134.75.42	A+PTR	pdfinv.covad.com
66.134.75.49	PTR	my.megapath.com
66.134.75.50	PTR	mv.megapath.com
66.134.75.50	A	radius02.covad.com
66.134.75.51	A	cgi.covad.com
66.134.75.54	A+PTR	ext-mx01.covad.com
66.134.75.55	A	ext-mx02.covad.com
66.134.75.58	PTR	mobilevoip.qa.megapath.com
66.134.75.58	A	clm.globalcapacity.com
66.134.75.61	A	dart.megapath.com
66.134.75.62	A+PTR	cms-cluster.covad.com
66.134.75.62	A	aol.covad.net
66.134.75.65	A+PTR	www-cluster.covad.com
66.134.75.65	A	xlink.covad.com
66.134.75.65	A	voip.covad.com
66.134.75.100	A	sjc-dns01.globalcapacity.com
66.134.75.100	A	ns1.globalcapacity.com
66.134.75.229	A	forums.covad.com
66.134.75.234	A	persistent.covad.com
66.134.75.235	A	inf-stage.covad.com
66.134.75.237	A	ext-inf01.covad.com
66.134.75.238	A	ext-inf02.covad.com
66.134.75.239	A	chong.covad.com
66.134.75.244	A	dmzweb01.covad.com
66.134.75.247	A	cisco-cnc.covad.com
66.134.75.248	A+PTR	sjc-smtp01.globalcapacity.com