158.1.0.0/16

ip:	158.1.0.0 
loc:	United States, Columbus (Ohio)  
isp:	AS1540 Headquarters, USAISC » Headquarters, USAISC » United States Department of Defense 770.965 ms
route:	158.1.0.0/16, USDDD - United States Department of Defense (DoD), US (Sierra Vista (Fort Huachuca)) ... 
reg:	158.1.0.0/16, US, ARIN, 1992-02-25
addr:	  NETC-ANC CONUS TNOSC Fort Huachuca AZ 85613 US
online:	  2 » latency: 330 ms (330ms) 

see also:
   158.0.0.0/13     AS721    DNIC-RNET-158-000 DoD Network Information Center, US
   158.1.0.0/18     AS1540   TEADBB Headquarters, USAISC, US
   158.1.120.0/24   AS1540   TEADBB Headquarters, USAISC, US
   158.1.130.0/24   AS1540   TEADBB Headquarters, USAISC, US
   158.1.132.0/24   AS1540   TEADBB Headquarters, USAISC, US
   158.1.133.0/24   AS1540   TEADBB Headquarters, USAISC, US
   158.1.135.0/24   AS1540   TEADBB Headquarters, USAISC, US
   158.1.136.0/24   AS1540   TEADBB Headquarters, USAISC, US
   158.1.137.0/24   AS1540   TEADBB Headquarters, USAISC, US
   158.1.138.0/24   AS1540   TEADBB Headquarters, USAISC, US