Robtex

Up: 66.249.120.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 66.249.120.0/23
Down right: 66.249.122.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
66.249.120.1	A+PTR	cpe-66-249-120-1.cmts7.phonoscopecable.net
66.249.121.217	A	cpe-66-249-121-217.cmts7.phonoscopecable.net
66.249.122.76	A	tti-portal.com
66.249.122.76	A	www.tti-portal.com
66.249.123.3	PTR	66-249-123-3.static.webglue.net
66.249.123.6	PTR	66-249-123-6.static.webglue.net
66.249.123.7	PTR	66-249-123-7.static.webglue.net
66.249.123.10	PTR	mail.em.malapronta.com.br
66.249.123.11	PTR	mail1.em.malapronta.com.br
66.249.123.22	PTR	66-249-123-22.static.webglue.net
66.249.123.23	PTR	66-249-123-23.static.webglue.net
66.249.123.30	PTR	66-249-123-30.static.webglue.net
66.249.123.32	PTR	66-249-123-32.static.webglue.net
66.249.123.33	PTR	66-249-123-33.static.webglue.net
66.249.123.36	PTR	66-249-123-36.static.webglue.net
66.249.123.57	A+PTR	66-249-123-57.static.webglue.net
66.249.123.58	A+PTR	66-249-123-58.static.webglue.net
66.249.123.65	A	rodeocircusfilms.com
66.249.123.67	PTR	66-249-123-67.static.webglue.net
66.249.123.67	A	scale-direct.com
66.249.123.67	A	thedetoxman.com
66.249.123.68	PTR	smartermail.webwizeinc.com
66.249.123.68	A	mail.johnnealaxelrod.com
66.249.123.68	A	mail.rodeocircusfilms.com
66.249.123.76	PTR	mail.michaelpierce.com
66.249.123.78	PTR	extremefitness.com
66.249.123.79	A	bitstreamdevelopment.com
66.249.123.80	A	remotecareassist.com
66.249.123.252	PTR	midnighthost.com
66.249.123.252	A	ns1.midnighthost.com
66.249.123.253	PTR	midnighthost.com
66.249.123.254	PTR	midnighthost.com
66.249.123.254	A	harlemusaonline.com
66.249.123.254	A	harlemads.com