Robtex

Up: 75.89.56.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 75.89.56.0/23
Down right: 75.89.58.0/23

IP	Type	Hostname
75.89.56.212	PTR	h212.56.89.75.dynamic.ip.windstream.net
75.89.57.182	A	h182.57.89.75.dynamic.ip.windstream.net
75.89.59.71	A+PTR	h71.59.89.75.dynamic.ip.windstream.net
75.89.59.109	A+PTR	h109.59.89.75.dynamic.ip.windstream.net
75.89.59.125	A+PTR	h125.59.89.75.dynamic.ip.windstream.net
75.89.59.228	A+PTR	h228.59.89.75.dynamic.ip.windstream.net
75.89.59.230	A+PTR	h230.59.89.75.dynamic.ip.windstream.net
75.89.59.244	A+PTR	h244.59.89.75.dynamic.ip.windstream.net