207.71.128.0/19

ip:	207.71.128.0 
loc:	United States, Mount Vernon (Iowa)  
isp:	AS21896 Alliant Energy » Alliant Energy » Alliant Energy 705.431 ms
route:	207.71.128.0/19, ALLIA-101 - Alliant Energy, US (Madison) ... 
reg:	207.71.128.0/19, US, ARIN, 1996-03-20
addr:	  4902 North Biltmore Lane Madison WI 53707-1007 US
online:	  7 » latency: 151 ms (160ms) 

see also:
   207.71.128.0/23  AS21896  NETBLK-ALI2 Alliant Energy, US
   207.71.134.0/23  AS21896  NETBLK-ALI2 Alliant Energy, US
   207.71.136.0/23  AS21896  NETBLK-ALI2 Alliant Energy, US
   207.71.142.0/23  AS21896  NETBLK-ALI2 Alliant Energy, US