204.223.136.0/21 covers 204.223.136.0 to 204.223.143.255, 2,048 IPv4 addresses. It is announced by AS637 (United States Department of Defense). Every sampled address geolocates to United States, with 100% in Quantico. It is registered to a government network. None of the sampled addresses are flagged as VPN, proxy or Tor.
| Prefix | First IP | Last IP | No. of IPs |
|---|---|---|---|
| 204.223.136.0/24 | |||
| 204.223.137.0/24 | |||
| 204.223.138.0/24 | |||
| 204.223.139.0/24 | |||
| 204.223.140.0/24 | |||
| 204.223.141.0/24 | |||
| 204.223.142.0/24 | |||
| 204.223.143.0/24 |