Summary
| ASN | AS391 Air Force Systems Networking |
| BGP | 131.15.144.0/21 |
| Registry | ARIN |
| Country | US |
| Status | assigned |
| IP Version | IPv4 |
| Allocated | 1996-04-01 |
| Last Updated | 2026-08-26 |
| ASN | AS391 Air Force Systems Networking |
| BGP | 131.15.144.0/21 |
| Registry | ARIN |
| Country | US |
| Status | assigned |
| IP Version | IPv4 |
| Allocated | 1996-04-01 |
| Last Updated | 2026-08-26 |