131.5.56.0/22

ip:	131.5.56.0 
loc:	United States, Montgomery (Alabama)  
isp:	AS56 United States Department of Defense (DoD) » United States Department of Defense (DoD) » Air Force Systems Networking 873.038 ms
route:	131.5.56.0/22, GRIFFISS-NET - Air Force Systems Networking, US (Ashburn) ... 
reg:	131.5.0.0/16, US, ARIN, 1988-09-08
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

see also:
   131.4.0.0/15     AS721    NET131 Various Registries (Maintained by ARIN), US