166.86.0.0/16

ip:	166.86.0.0 
loc:	United States, Wake Forest (North Carolina)  
isp:	AS12200 Rackspace Hosting » Rackspace Hosting » FTP Today, Inc. 745.127 ms
route:	166.86.0.0/16, RACKS-8 - Rackspace Hosting, US (Las Vegas (Summerlin South)) ... 
reg:	166.86.0.0/16, US, ARIN, 2015-11-10
addr:	  1718 Dry Creek Way Ste 115 San Antonio TX 78259-1837 US
online:	  63 » latency: 85 ms (70ms) 

see also:
   166.86.0.0/22    AS12200  RACKS-8 Rackspace Hosting, US
   166.86.4.0/22    AS33070  RACKS-8 Rackspace Hosting, US
   166.86.128.0/22  AS44009  AMS50-SEED RXT NLD, US
   166.86.192.0/22  AS213740  OSL1 Rackspace Technology Norway AS, US
   166.86.196.0/22  AS213735  ARN1 RXT Sweden AB, US
   166.86.204.0/22  AS213740  2ND-OSL1 Rackspace Technology Norway AS, US