166.41.0.0/16

ip:	166.41.0.0 
loc:	United States, Washington (District of Columbia)  
isp:	AS3371 Verizon Business » Verizon Business » Verizon Business 845.004 ms
route:	166.41.0.0/16, MCICS - Verizon Business, US (Washington D.C.) ... 
reg:	166.41.0.0/16, US, ARIN, 1993-03-24
addr:	  22001 Loudoun County Pkwy Ashburn VA 20147 US
online:	  2 » latency: 116 ms (116ms) 

see also:
   166.32.0.0/12    AS3371   NET166 Various Registries (Maintained by ARIN), US
   166.41.16.0/20   AS3372   MCI-NETCS12 Verizon Business, US
   166.41.32.0/19   AS3372   MCI-NETCS12 Verizon Business, US
   166.41.144.0/20  AS3372   MCI-NETCS12 Verizon Business, US
   166.41.160.0/20  AS3372   MCI-NETCS12 Verizon Business, US
   166.41.168.0/22  AS3372   MCI-NETCS12 Verizon Business, US
   166.41.176.0/20  AS3372   MCI-NETCS12 Verizon Business, US
   166.41.192.0/20  AS3372   MCI-NETCS12 Verizon Business, US