Summary
| ASN | AS721 United States Department of Defense (DoD) |
| BGP | 138.50.0.0/16 |
| Registry | ARIN |
| Country | US |
| Status | assigned |
| IP Version | IPv4 |
| Allocated | 1990-02-06 |
| Last Updated | 2026-08-26 |
| 138.50.0.0/24 | N/A | 0 | 1 | 1 |
| 138.50.2.0/24 | N/A | 0 | 1 | 1 |
| 138.50.4.0/24 | N/A | 0 | 1 | 1 |
| 138.50.6.0/24 | N/A | 0 | 1 | 1 |
| 138.50.8.0/24 | N/A | 0 | 1 | 1 |
| 138.50.10.0/24 | N/A | 0 | 1 | 1 |
| 138.50.14.0/24 | N/A | 0 | 1 | 1 |
| 138.50.15.0/24 | N/A | 0 | 1 | 1 |
| 138.50.17.0/24 | N/A | 0 | 1 | 1 |
| 138.50.18.0/24 | N/A | 0 | 1 | 1 |
| 138.50.19.0/24 | N/A | 0 | 1 | 1 |
| 138.50.40.0/24 | N/A | 0 | 1 | 1 |
| 138.50.42.0/24 | N/A | 0 | 1 | 1 |
| 138.50.44.0/24 | N/A | 0 | 1 | 1 |
| 138.50.46.0/24 | N/A | 0 | 1 | 1 |
| 138.50.48.0/24 | N/A | 0 | 1 | 1 |
| 138.50.50.0/24 | N/A | 0 | 1 | 1 |
| 138.50.52.0/24 | N/A | 0 | 1 | 1 |
| 138.50.53.0/24 | N/A | 0 | 1 | 1 |
| 138.50.64.0/24 | N/A | 0 | 1 | 1 |
| 138.50.65.0/24 | N/A | 0 | 1 | 1 |
| 138.50.66.0/24 | N/A | 0 | 1 | 1 |
| 138.50.67.0/24 | N/A | 0 | 1 | 1 |
| 138.50.68.0/24 | N/A | 0 | 1 | 1 |
| 138.50.70.0/24 | N/A | 0 | 1 | 1 |
| 138.50.72.0/24 | N/A | 0 | 1 | 1 |
| 138.50.73.0/24 | N/A | 0 | 1 | 1 |
| 138.50.74.0/24 | N/A | 0 | 1 | 1 |
| 138.50.75.0/24 | N/A | 0 | 1 | 1 |
| 138.50.96.0/24 | N/A | 0 | 1 | 1 |
| 138.50.97.0/24 | N/A | 0 | 1 | 1 |
| 138.50.98.0/24 | N/A | 0 | 1 | 1 |
| 138.50.104.0/24 | N/A | 0 | 1 | 1 |
| 138.50.106.0/24 | N/A | 0 | 1 | 1 |
| 138.50.108.0/24 | N/A | 0 | 1 | 1 |
| 138.50.110.0/24 | N/A | 0 | 1 | 1 |
| 138.50.111.0/24 | N/A | 0 | 1 | 1 |
| 138.50.112.0/24 | N/A | 0 | 1 | 1 |
| 138.50.128.0/24 | N/A | 0 | 1 | 1 |