64.6.66.0/23

ip:	64.6.66.0 
loc:	United States, Ashburn (Virginia)  
isp:	AS29966 VeriSign Global Registry Services » VeriSign Global Registry Services » VeriSign Global Registry Services 0.346 ms
route:	64.6.66.0/23, VGRS - VeriSign Global Registry Services, US (Ashburn) ... 
reg:	64.6.66.0/23, US, ARIN, 2015-01-20
addr:	  12061 Bluemont Way Reston VA 20190 US
online:	  4 » latency: 115 ms (115ms) 

see also:
   64.6.66.0/24     AS29966  VGRS VeriSign Global Registry Services, US
   64.6.67.0/24     AS11840  VGRS VeriSign Global Registry Services, US