The IEEE registry carries 2 blocks registered to sywinkey HongKong Co,. Limited?, together 33.6 million addresses, first observed 30 Sep 2022, most recently 17 Nov 2023.
Registered in CN.
| Prefix | Block | Addresses | Country | First registered |
|---|---|---|---|---|
| 5C:64:F3 | MA-L | 16.8 million | CN | 30 Sep 2022 |
| BC:0F:B7 | MA-L | 16.8 million | CN | 17 Nov 2023 |
Every block registered to sywinkey HongKong Co,. Limited? in the IEEE registries, complete. Free-text search also matches former owners.
Complete as of the current IEEE registry deploy. Dates are when each registration was first observed in public data, not legal assignment dates.