Robtex

Up: 167.239.128.0/17
Can't show all results, try to descend to a more specific CIDR
Down left: 167.239.128.0/19
Down right: 167.239.160.0/19

IP	Type	Hostname
167.239.128.165	A	et165.aep.com
167.239.128.243	A+PTR	et243.aep.com
167.239.134.128	A+PTR	et1652.aep.com
167.239.137.9	A	et2295.aep.com
167.239.137.19	A	et2305.aep.com
167.239.137.28	A	et2314.aep.com
167.239.137.35	A	et2321.aep.com
167.239.137.81	A	et2367.aep.com
167.239.137.129	A+PTR	et2415.aep.com
167.239.137.137	A	et2423.aep.com
167.239.137.141	A	et2427.aep.com
167.239.137.192	A+PTR	et2478.aep.com
167.239.137.222	A	et2508.aep.com
167.239.137.224	A	et2510.aep.com
167.239.139.159	A	et2953.aep.com
167.239.141.98	A	et3400.aep.com
167.239.142.223	A	et3779.aep.com
167.239.145.18	A	et5352.aep.com
167.239.145.26	A	et5360.aep.com
167.239.145.67	A+PTR	et5401.aep.com
167.239.145.75	A	et5409.aep.com
167.239.145.87	A	et5421.aep.com
167.239.145.105	A	et5439.aep.com
167.239.145.140	A	et5474.aep.com
167.239.145.191	A	et5525.aep.com
167.239.145.199	A	et5533.aep.com
167.239.145.201	A	et5535.aep.com
167.239.145.234	A	et5568.aep.com
167.239.145.249	A	et5583.aep.com
167.239.148.2	A	et6098.aep.com
167.239.148.6	A	et6102.aep.com
167.239.148.47	A	et6143.aep.com
167.239.148.93	A	et6189.aep.com
167.239.148.128	PTR	et6224.aep.com
167.239.148.137	A	et6233.aep.com
167.239.148.146	A	et6242.aep.com
167.239.148.241	A	et6337.aep.com
167.239.159.21	A	et8911.aep.com
167.239.159.45	A	et8935.aep.com
167.239.159.108	A	et8998.aep.com
167.239.159.138	A	et9028.aep.com
167.239.159.238	A	et9128.aep.com
167.239.159.243	A	et9133.aep.com
167.239.159.249	A	et9139.aep.com
167.239.159.250	A	et9140.aep.com
167.239.176.1	A+PTR	ns1.aep.com
167.239.176.1	A	ohcodns1.aep.com
167.239.176.2	A+PTR	ns3.aep.com
167.239.176.3	A+PTR	ns2.aep.com
167.239.176.100	A+PTR	ohnadcdmz-wlc1.aep.com
167.239.176.176	A	epatest.aep.com
167.239.176.182	A	citrix-ext.gslb-citrix.aep.com
167.239.176.214	PTR	ohcoldmz-cx-mypc-ext.aep.com
167.239.176.220	A	selbms-dev.aep.com
167.239.176.220	A	christest.aep.com
167.239.176.220	A	jefftest.aep.com
167.239.176.222	A	vox.aep.com