Summary
| ASN | AS45899 Vietnam Posts and Telecommunications (VNPT) |
| BGP | 123.21.0.0/16 |
| Registry | APNIC |
| Country | VN |
| Status | assigned |
| IP Version | IPv4 |
| Allocated | 2007-01-11 |
| Last Updated | 2026-08-26 |
| 123.21.0.0/24 | N/A | 0 | 1 | 2 |
| 123.21.16.0/24 | N/A | 0 | 1 | 1 |
| 123.21.32.0/24 | N/A | 0 | 1 | 1 |
| 123.21.38.0/24 | N/A | 0 | 1 | 1 |
| 123.21.40.0/24 | N/A | 0 | 1 | 1 |
| 123.21.41.0/24 | N/A | 0 | 1 | 1 |
| 123.21.42.0/24 | N/A | 0 | 1 | 1 |
| 123.21.43.0/24 | N/A | 0 | 1 | 1 |
| 123.21.46.0/24 | N/A | 0 | 1 | 1 |
| 123.21.48.0/24 | N/A | 0 | 1 | 2 |
| 123.21.50.0/24 | N/A | 0 | 1 | 1 |
| 123.21.51.0/24 | N/A | 0 | 1 | 1 |
| 123.21.64.0/24 | N/A | 0 | 1 | 2 |
| 123.21.80.0/24 | N/A | 0 | 1 | 1 |
| 123.21.96.0/24 | N/A | 0 | 1 | 1 |
| 123.21.112.0/24 | N/A | 0 | 1 | 1 |
| 123.21.128.0/24 | N/A | 0 | 1 | 2 |
| 123.21.144.0/24 | N/A | 0 | 1 | 1 |
| 123.21.160.0/24 | N/A | 0 | 1 | 1 |
| 123.21.176.0/24 | N/A | 0 | 1 | 1 |
| 123.21.192.0/24 | N/A | 0 | 1 | 2 |
| 123.21.208.0/24 | N/A | 0 | 1 | 1 |
| 123.21.224.0/24 | N/A | 0 | 1 | 1 |
| 123.21.240.0/24 | N/A | 0 | 1 | 1 |