131.78.3.0/24

ip:	131.78.3.0 
loc:	United States, Chicago (Illinois)  
isp:	AS721 United States Department of Defense (DoD) » DoD Network Information Center » United States Department of Defense 186.346 ms
route:	131.78.3.0/24, DSDC - DoD Network Information Center, US (Columbus) ... 
reg:	131.78.0.0/16, US, ARIN, 1989-03-24
asn:	AS721 - DNIC-ASBLK-00721-00726 United States Department of Defense (DoD), US
	  AS3356  - LEVEL3 Level 3 Parent, LLC, US
addr:	  3990 E. Broad Street Columbus OH 43218 US

see also:
   131.76.0.0/14    AS721    NET131 Various Registries (Maintained by ARIN), US