Summary
| ASN | AS4 University of Southern California |
| BGP | 128.9.19.0/24 |
| Registry | ARIN |
| Country | US |
| Status | assigned |
| IP Version | IPv4 |
| Allocated | 1984-08-01 |
| Last Updated | 2026-08-26 |
| ASN | AS4 University of Southern California |
| BGP | 128.9.19.0/24 |
| Registry | ARIN |
| Country | US |
| Status | assigned |
| IP Version | IPv4 |
| Allocated | 1984-08-01 |
| Last Updated | 2026-08-26 |