137.1.0.0/16

ip:	137.1.0.0 
loc:	United States, Montgomery (Alabama)  
isp:	AS56 United States Department of Defense (DoD) » United States Department of Defense (DoD) » Air Force Systems Networking 1.071 ms
route:	137.1.0.0/16, USDDD - United States Department of Defense (DoD), US (Montgomery) ... 
reg:	137.1.0.0/16, US, ARIN, 1989-11-01
asn:	AS56 - DNIC-AS-00056 United States Department of Defense (DoD), US
	  AS27064 - DNIC-ASBLK-27032-27159 DoD Network Information Center, US
addr:	  501 EAST MOORE DR. BLDG 884 RM 1100 GUNTHER ANNEX MAXWELL AFB AL 36114 US
online:	  1 » latency: 53 ms (53ms) 

see also:
   137.0.0.0/13     AS721    AF-AFMC-AFSN-137-0 Air Force Systems Networking, US