Robtex

Up: 64.194.224.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 64.194.240.0/21
Down right: 64.194.248.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
64.194.241.130	A	mx.rustybrick.com
64.194.241.194	A	petroleum-argus.com
64.194.244.147	PTR	stedding.omniscient.com
64.194.244.161	A	102.morningwood-gw0.omniscient.com
64.194.244.177	A+PTR	103.morningwood-gw0.omniscient.com
64.194.244.193	A	104.morningwood-gw0.omniscient.com
64.194.244.197	A	ad.omniscient.com
64.194.244.231	A	fanservice.net
64.194.245.3	PTR	64-194-245-3.wcg.net
64.194.245.3	A	mail.hrc.org
64.194.249.80	PTR	64-194-249-80.wcg.net
64.194.249.114	PTR	64-194-249-114.wcg.net
64.194.249.179	PTR	64-194-249-179.wcg.net
64.194.249.193	PTR	64-194-249-193.wcg.net
64.194.250.99	PTR	64-194-250-99.wcg.net
64.194.251.35	A	filmstills.net
64.194.251.35	A	mx.rebelimages.com
64.194.251.35	A	tmeredithphoto.com
64.194.252.16	PTR	64-194-252-16.wcg.net
64.194.252.34	PTR	64-194-252-34.wcg.net
64.194.252.80	PTR	64-194-252-80.wcg.net
64.194.252.129	PTR	64-194-252-129.wcg.net
64.194.252.144	PTR	64-194-252-144.wcg.net
64.194.252.147	PTR	64-194-252-147.wcg.net
64.194.252.224	PTR	64-194-252-224.wcg.net
64.194.252.227	PTR	64-194-252-227.wcg.net
64.194.253.3	PTR	mail-1.orchidceramics.com
64.194.253.34	PTR	64-194-253-34.wcg.net
64.194.253.80	PTR	64-194-253-80.wcg.net
64.194.253.99	PTR	64-194-253-99.wcg.net
64.194.253.145	PTR	64-194-253-145.wcg.net
64.194.253.163	A+PTR	apps.jgc-usa.com
64.194.253.163	PTR	jus.jgc-usa.com
64.194.253.163	A	jgc-usa.com
64.194.253.176	PTR	64-194-253-176.wcg.net
64.194.253.179	PTR	64-194-253-179.wcg.net
64.194.253.240	PTR	64-194-253-240.wcg.net
64.194.254.23	A	smtp.everbankcf.com
64.194.255.17	PTR	64-194-255-17.wcg.net
64.194.255.18	PTR	64-194-255-18.wcg.net
64.194.255.34	PTR	64-194-255-34.wcg.net
64.194.255.35	PTR	64-194-255-35.wcg.net
64.194.255.38	A	mail3.hallestill.com
64.194.255.48	PTR	64-194-255-48.wcg.net
64.194.255.51	PTR	64-194-255-51.wcg.net
64.194.255.53	A	vlan21.car1.boston1.level3.net
64.194.255.64	PTR	64-194-255-64.wcg.net
64.194.255.66	PTR	64-194-255-66.wcg.net
64.194.255.80	PTR	64-194-255-80.wcg.net
64.194.255.82	PTR	64-194-255-82.wcg.net
64.194.255.96	PTR	64-194-255-96.wcg.net
64.194.255.98	PTR	64-194-255-98.wcg.net
64.194.255.113	PTR	64-194-255-113.wcg.net
64.194.255.115	PTR	64-194-255-115.wcg.net
64.194.255.128	PTR	64-194-255-128.wcg.net
64.194.255.163	PTR	64-194-255-163.wcg.net
64.194.255.178	PTR	64-194-255-178.wcg.net
64.194.255.211	PTR	64-194-255-211.wcg.net
64.194.255.227	PTR	64-194-255-227.wcg.net
64.194.255.241	PTR	64-194-255-241.wcg.net