192.131.64.0/21

ip:	192.131.64.0 
loc:	United States, Brookfield (Wisconsin)  
isp:	AS11273 Fiserv Solutions, LLC » Fiserv Solutions, LLC » Fiserv Solutions, LLC 0.232 ms
route:	192.131.64.0/21, CIS-IPBLOCK1 - Fiserv Solutions, LLC, US (Brookfield) ... 
reg:	192.131.64.0/21, US, ARIN, 1992-05-13
addr:	  255 Fiserv Drive Brookfield WI 53045 US
online:	  228 » latency: 140 ms (143ms) 

see also:
   192.131.64.0/24  AS11273  CIS-IPBLOCK1 Fiserv Solutions, LLC, US
   192.131.65.0/24  AS11273  CIS-IPBLOCK1 Fiserv Solutions, LLC, US
   192.131.67.0/24  AS11273  CIS-IPBLOCK1 Fiserv Solutions, LLC, US
   192.131.68.0/22  AS11273  CIS-IPBLOCK1 Fiserv Solutions, LLC, US