Robtex

Up: 174.64.240.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 174.64.248.0/22
Down right: 174.64.252.0/22

IP	Type	Hostname
174.64.248.59	A+PTR	ip174-64-248-59.mc.at.cox.net
174.64.250.37	A	ip174-64-250-37.mc.at.cox.net
174.64.251.69	A	wsip-174-64-251-69.tu.ok.cox.net
174.64.251.76	A	wsip-174-64-251-76.tu.ok.cox.net
174.64.251.79	A	wsip-174-64-251-79.tu.ok.cox.net
174.64.251.93	A	wsip-174-64-251-93.tu.ok.cox.net
174.64.251.136	PTR	wsip-174-64-251-136.tu.ok.cox.net
174.64.251.182	A	wsip-174-64-251-182.tu.ok.cox.net
174.64.251.191	A	wsip-174-64-251-191.tu.ok.cox.net
174.64.251.208	A+PTR	wsip-174-64-251-208.tu.ok.cox.net
174.64.251.213	A	wsip-174-64-251-213.tu.ok.cox.net
174.64.252.74	PTR	mta001dcd959983.mm.ks.ks.cox.net
174.64.252.78	A	ip174-64-252-78.mc.at.cox.net
174.64.252.81	PTR	mta0015ceeba908.mm.ks.ks.cox.net
174.64.252.144	PTR	mta001dcd759574.mm.ks.ks.cox.net
174.64.252.155	PTR	mta0015a21ed285.mm.ks.ks.cox.net
174.64.253.52	PTR	mta0015a381851e.mm.ks.ks.cox.net
174.64.253.188	PTR	mtae448c71a4d2e.mm.ks.ks.cox.net
174.64.253.219	PTR	mta0015d015c78c.mm.ks.ks.cox.net
174.64.253.243	A+PTR	ip174-64-253-243.mc.at.cox.net
174.64.254.48	PTR	mta002143b0d28e.mm.ks.ks.cox.net
174.64.254.155	PTR	mtae448c71001b1.mm.ks.ks.cox.net
174.64.254.202	PTR	mta001adec3fa9e.mm.ks.ks.cox.net
174.64.254.226	PTR	mta602ad01ef1a4.mm.ks.ks.cox.net
174.64.254.243	A+PTR	ip174-64-254-243.mc.at.cox.net
174.64.255.4	PTR	mta0015ceaa9659.mm.ks.ks.cox.net
174.64.255.20	PTR	mta0015a4a7cbcc.mm.ks.ks.cox.net
174.64.255.57	PTR	mta0015cf7b7bc8.mm.ks.ks.cox.net
174.64.255.59	PTR	mta0015cf7b8088.mm.ks.ks.cox.net
174.64.255.255	A	ip174-64-255-255.mc.at.cox.net