Robtex

Up: 64.145.208.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 64.145.216.0/22
Down right: 64.145.220.0/22

IP	Type	Hostname
64.145.221.0	A+PTR	64-145-221-0.client.dsl.net
64.145.221.1	A+PTR	64-145-221-1.client.dsl.net
64.145.221.5	A	64-145-221-5.client.dsl.net
64.145.221.8	A+PTR	64-145-221-8.client.dsl.net
64.145.221.9	A+PTR	64-145-221-9.client.dsl.net
64.145.221.21	A	64-145-221-21.client.dsl.net
64.145.221.22	A	64-145-221-22.client.dsl.net
64.145.221.37	A	64-145-221-37.client.dsl.net
64.145.221.40	A+PTR	64-145-221-40.client.dsl.net
64.145.221.46	A	64-145-221-46.client.dsl.net
64.145.221.47	A	64-145-221-47.client.dsl.net
64.145.221.55	A	64-145-221-55.client.dsl.net
64.145.221.56	A+PTR	64-145-221-56.client.dsl.net
64.145.221.58	A+PTR	64-145-221-58.client.dsl.net
64.145.221.62	A	64-145-221-62.client.dsl.net
64.145.221.69	A	64-145-221-69.client.dsl.net
64.145.221.70	A	64-145-221-70.client.dsl.net
64.145.221.72	A+PTR	64-145-221-72.client.dsl.net
64.145.221.83	A+PTR	64-145-221-83.client.dsl.net
64.145.221.92	A	64-145-221-92.client.dsl.net
64.145.221.105	A+PTR	64-145-221-105.client.dsl.net
64.145.221.106	A+PTR	64-145-221-106.client.dsl.net
64.145.221.107	A+PTR	64-145-221-107.client.dsl.net
64.145.221.114	A+PTR	64-145-221-114.client.dsl.net
64.145.221.119	A	64-145-221-119.client.dsl.net
64.145.221.132	A	64-145-221-132.client.dsl.net
64.145.221.134	A	64-145-221-134.client.dsl.net
64.145.221.138	A+PTR	64-145-221-138.client.dsl.net
64.145.221.139	A+PTR	64-145-221-139.client.dsl.net
64.145.221.140	A	64-145-221-140.client.dsl.net
64.145.221.146	A+PTR	64-145-221-146.client.dsl.net
64.145.221.152	A+PTR	64-145-221-152.client.dsl.net
64.145.221.155	A+PTR	64-145-221-155.client.dsl.net
64.145.221.161	A+PTR	64-145-221-161.client.dsl.net
64.145.221.164	A	64-145-221-164.client.dsl.net
64.145.221.166	A	64-145-221-166.client.dsl.net
64.145.221.167	A	64-145-221-167.client.dsl.net
64.145.221.172	A	64-145-221-172.client.dsl.net
64.145.221.174	A	64-145-221-174.client.dsl.net
64.145.221.180	A	64-145-221-180.client.dsl.net
64.145.221.183	A	64-145-221-183.client.dsl.net
64.145.221.185	A+PTR	64-145-221-185.client.dsl.net
64.145.221.188	A	64-145-221-188.client.dsl.net
64.145.221.194	A+PTR	64-145-221-194.client.dsl.net
64.145.221.199	A	64-145-221-199.client.dsl.net
64.145.221.205	A	64-145-221-205.client.dsl.net
64.145.221.207	A	64-145-221-207.client.dsl.net
64.145.221.208	A+PTR	64-145-221-208.client.dsl.net
64.145.221.211	A+PTR	64-145-221-211.client.dsl.net
64.145.221.212	A	64-145-221-212.client.dsl.net
64.145.221.217	A+PTR	64-145-221-217.client.dsl.net
64.145.221.227	A+PTR	64-145-221-227.client.dsl.net
64.145.221.235	A+PTR	64-145-221-235.client.dsl.net
64.145.221.242	A+PTR	64-145-221-242.client.dsl.net
64.145.221.244	A	64-145-221-244.client.dsl.net
64.145.221.247	A	64-145-221-247.client.dsl.net
64.145.221.253	A	64-145-221-253.client.dsl.net