6.31.0.0/16 covers 6.31.0.0 to 6.31.255.255, 65,536 IPv4 addresses. It is announced by AS749 (United States Department of Defense). Every sampled address geolocates to United States, with 97% in Fort Huachuca. 97% of it is registered to a government network. None of the sampled addresses are flagged as VPN, proxy or Tor.