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 |
| 138.152.0.0/24 | N/A | 0 | 1 | 1 |
| 138.152.3.0/24 | N/A | 0 | 1 | 1 |
| 138.152.4.0/24 | N/A | 0 | 1 | 1 |
| 138.152.6.0/24 | N/A | 0 | 1 | 1 |
| 138.152.11.0/24 | N/A | 0 | 1 | 1 |
| 138.152.13.0/24 | N/A | 0 | 1 | 1 |
| 138.152.32.0/24 | N/A | 0 | 1 | 1 |
| 138.152.34.0/24 | N/A | 0 | 1 | 1 |
| 138.152.36.0/24 | N/A | 0 | 1 | 1 |
| 138.152.38.0/24 | N/A | 0 | 1 | 1 |
| 138.152.39.0/24 | N/A | 0 | 1 | 1 |
| 138.152.64.0/24 | N/A | 0 | 1 | 2 |
| 138.152.66.0/24 | N/A | 0 | 1 | 1 |
| 138.152.68.0/24 | N/A | 0 | 1 | 2 |
| 138.152.70.0/24 | N/A | 0 | 1 | 1 |
| 138.152.71.0/24 | N/A | 0 | 1 | 1 |
| 138.152.72.0/24 | N/A | 0 | 1 | 1 |
| 138.152.73.0/24 | N/A | 0 | 1 | 1 |
| 138.152.74.0/24 | N/A | 0 | 1 | 1 |
| 138.152.76.0/24 | N/A | 0 | 1 | 2 |
| 138.152.77.0/24 | N/A | 0 | 1 | 1 |
| 138.152.78.0/24 | N/A | 0 | 1 | 1 |
| 138.152.80.0/24 | N/A | 0 | 1 | 1 |
| 138.152.96.0/24 | N/A | 0 | 1 | 1 |
| 138.152.98.0/24 | N/A | 0 | 1 | 1 |
| 138.152.100.0/24 | N/A | 0 | 1 | 2 |
| 138.152.102.0/24 | N/A | 0 | 1 | 1 |
| 138.152.103.0/24 | N/A | 0 | 1 | 1 |
| 138.152.104.0/24 | N/A | 0 | 1 | 1 |
| 138.152.105.0/24 | N/A | 0 | 1 | 1 |
| 138.152.106.0/24 | N/A | 0 | 1 | 1 |
| 138.152.108.0/24 | N/A | 0 | 1 | 2 |
| 138.152.109.0/24 | N/A | 0 | 1 | 1 |
| 138.152.110.0/24 | N/A | 0 | 1 | 1 |
| 138.152.112.0/24 | N/A | 0 | 1 | 1 |
| 138.152.160.0/24 | N/A | 0 | 1 | 1 |