173.1.0.0/16

ip:	173.1.0.0 
loc:	United States, San Francisco (California)  
isp:	AS22205 DataPipe, Inc. » DataPipe » GoGrid, LLC 522.597 ms
route:	173.1.0.0/16, DATAPI-2 - DataPipe, Inc., US (San Francisco (South Beach)) ... 
reg:	173.1.0.0/16, US, ARIN, 2008-08-20
addr:	  10 Exchange Place Suite 1200 Jersey City NJ 7302 US
online:	  3.527 » latency: 104 ms (109ms) 

see also:
   173.1.0.0/20     AS22205  GOGRID-1 GoGrid, LLC, US
   173.1.16.0/20    AS22205  GOGRID-1 GoGrid, LLC, US
   173.1.32.0/20    AS22205  GOGRID-1 GoGrid, LLC, US
   173.1.48.0/20    AS22205  GOGRID-1 GoGrid, LLC, US
   173.1.64.0/20    AS22205  GOGRID-1 GoGrid, LLC, US
   173.1.80.0/20    AS22205  GOGRID-1 GoGrid, LLC, US
   173.1.96.0/20    AS22205  GOGRID-1 GoGrid, LLC, US
   173.1.112.0/20   AS22205  GOGRID-1 GoGrid, LLC, US
   173.1.128.0/20   AS22205  GOGRID-1 GoGrid, LLC, US
   173.1.144.0/20   AS22205  SERVEPATH-BLK5 DataPipe, Inc., US
   173.1.160.0/20   AS22205  NET-173-1-160-0-1 GoGrid, LLC, US
   173.1.176.0/21   AS22205  SERVEPATH-BLK5 DataPipe, Inc., US
   173.1.184.0/21   AS198220  SERVEPATH-BLK5 DataPipe, Inc., US
   173.1.192.0/20   AS22205  SERVEPATH-BLK5 DataPipe, Inc., US
   173.1.224.0/20   AS22205  SERVEPATH-BLK5 DataPipe, Inc., US
   173.1.240.0/20   AS22205  SERVEPATH-BLK5 DataPipe, Inc., US