Summary
| ASN | AS721 United States Department of Defense (DoD) |
| BGP | 138.144.0.0/12 |
| Registry | ARIN |
| Country | US |
| Status | assigned |
| IP Version | IPv4 |
| Allocated | 1990-05-07 |
| Last Updated | 2026-08-26 |
| 138.153.64.0/24 | N/A | 0 | 1 | 1 |
| 138.153.97.0/24 | N/A | 0 | 1 | 1 |
| 138.153.121.0/24 | N/A | 0 | 1 | 1 |