Summary
| ASN | AS4837 CNCGROUP IP network of ShangHai IDC |
| BGP | 221.213.0.0/16 |
| Registry | APNIC |
| Country | CN |
| Status | assigned |
| IP Version | IPv4 |
| Allocated | 2004-08-02 |
| Last Updated | 2026-08-26 |
| 221.213.16.0/24 | N/A | 0 | 1 | 1 |
| 221.213.36.0/24 | N/A | 0 | 1 | 1 |
| 221.213.40.0/24 | N/A | 0 | 1 | 1 |
| 221.213.44.0/24 | N/A | 0 | 1 | 1 |
| 221.213.48.0/24 | N/A | 0 | 1 | 1 |
| 221.213.52.0/24 | N/A | 0 | 1 | 1 |
| 221.213.60.0/24 | N/A | 0 | 1 | 1 |
| 221.213.68.0/24 | N/A | 0 | 1 | 1 |
| 221.213.72.0/24 | N/A | 0 | 1 | 1 |
| 221.213.100.0/24 | N/A | 0 | 1 | 1 |
| 221.213.124.0/24 | N/A | 0 | 1 | 1 |
| 221.213.160.0/24 | N/A | 0 | 1 | 1 |
| 221.213.220.0/24 | N/A | 0 | 1 | 1 |