Summary
| ASN | AS19957 AT&T Enterprises, LLC |
| BGP | 12.204.216.0/21 |
| Registry | ARIN |
| Country | US |
| Status | assigned |
| IP Version | IPv4 |
| Allocated | 1983-08-23 |
| Last Updated | 2026-08-26 |
| ASN | AS19957 AT&T Enterprises, LLC |
| BGP | 12.204.216.0/21 |
| Registry | ARIN |
| Country | US |
| Status | assigned |
| IP Version | IPv4 |
| Allocated | 1983-08-23 |
| Last Updated | 2026-08-26 |