Summary
| ASN | AS721 United States Department of Defense (DoD) |
| BGP | 209.22.0.0/16 |
| Registry | ARIN |
| Country | US |
| Status | assigned |
| IP Version | IPv4 |
| Allocated | 1997-01-16 |
| Last Updated | 2026-08-26 |
| 209.22.10.0/24 | N/A | 0 | 1 | 1 |
| 209.22.22.0/24 | N/A | 0 | 1 | 1 |
| 209.22.27.0/24 | N/A | 0 | 1 | 1 |
| 209.22.30.0/24 | N/A | 0 | 1 | 1 |
| 209.22.31.0/24 | N/A | 0 | 1 | 1 |
| 209.22.47.0/24 | N/A | 0 | 1 | 1 |
| 209.22.50.0/24 | N/A | 0 | 1 | 1 |
| 209.22.51.0/24 | N/A | 0 | 1 | 1 |
| 209.22.52.0/24 | N/A | 0 | 1 | 1 |
| 209.22.64.0/24 | N/A | 0 | 1 | 1 |
| 209.22.74.0/24 | N/A | 0 | 1 | 1 |
| 209.22.75.0/24 | N/A | 0 | 1 | 1 |
| 209.22.76.0/24 | N/A | 0 | 1 | 1 |
| 209.22.77.0/24 | N/A | 0 | 1 | 1 |
| 209.22.79.0/24 | N/A | 0 | 1 | 1 |
| 209.22.82.0/24 | N/A | 0 | 1 | 1 |
| 209.22.96.0/24 | N/A | 0 | 1 | 1 |
| 209.22.103.0/24 | N/A | 0 | 1 | 1 |
| 209.22.106.0/24 | N/A | 0 | 1 | 1 |
| 209.22.108.0/24 | N/A | 0 | 1 | 1 |
| 209.22.118.0/24 | N/A | 0 | 1 | 1 |
| 209.22.125.0/24 | N/A | 0 | 1 | 1 |
| 209.22.126.0/24 | N/A | 0 | 1 | 1 |
| 209.22.132.0/24 | N/A | 0 | 1 | 1 |
| 209.22.133.0/24 | N/A | 0 | 1 | 1 |
| 209.22.137.0/24 | N/A | 0 | 1 | 1 |
| 209.22.138.0/24 | N/A | 0 | 1 | 1 |
| 209.22.160.0/24 | N/A | 0 | 1 | 1 |
| 209.22.179.0/24 | N/A | 0 | 1 | 1 |
| 209.22.180.0/24 | N/A | 0 | 1 | 1 |
| 209.22.220.0/24 | N/A | 0 | 1 | 1 |
| 209.22.221.0/24 | N/A | 0 | 1 | 1 |
| 209.22.222.0/24 | N/A | 0 | 1 | 1 |
| 209.22.223.0/24 | N/A | 0 | 1 | 1 |
| 209.22.224.0/24 | N/A | 0 | 1 | 1 |
| 209.22.225.0/24 | N/A | 0 | 1 | 1 |
| 209.22.226.0/24 | N/A | 0 | 1 | 1 |
| 209.22.228.0/24 | N/A | 0 | 1 | 1 |
| 209.22.230.0/24 | N/A | 0 | 1 | 1 |
| 209.22.232.0/24 | N/A | 0 | 1 | 1 |
| 209.22.233.0/24 | N/A | 0 | 1 | 1 |
| 209.22.234.0/24 | N/A | 0 | 1 | 1 |
| 209.22.236.0/24 | N/A | 0 | 1 | 1 |
| 209.22.247.0/24 | N/A | 0 | 1 | 1 |
| 209.22.250.0/24 | N/A | 0 | 1 | 1 |