Robtex

Up: 72.0.160.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 72.0.168.0/22
Down right: 72.0.172.0/22

IP	Type	Hostname
72.0.168.132	PTR	bbb72-0-168-132.bendbroadband.com
72.0.168.182	PTR	bbb72-0-168-182.bendbroadband.com
72.0.168.187	PTR	bbb72-0-168-187.bendbroadband.com
72.0.168.192	PTR	bbb72-0-168-192.bendbroadband.com
72.0.168.233	A	mail2.bendsurgery.com
72.0.169.209	A	hellacool.net
72.0.170.2	A	k7gru.com
72.0.170.171	PTR	bbb72-0-170-171.bendbroadband.com
72.0.171.104	PTR	bbb72-0-171-104.bendbroadband.com
72.0.172.1	PTR	bbb72-0-172-1.bendbroadband.com
72.0.172.156	A	benddev.com
72.0.173.96	PTR	h72-0-173-96.bendor.broadband.dynamic.tds.net
72.0.173.130	PTR	bbb72-0-173-130.bendbroadband.com
72.0.174.43	A	stuffsvr.com
72.0.174.116	A	sg1.hddcnet.com
72.0.175.144	PTR	bbb72-0-175-144.bendbroadband.com