The IEEE registry carries 2 blocks registered to SEONGWON ENG CO.,LTD, together 8.2 thousand addresses, first observed 12 Sep 2024, most recently 14 Oct 2026.
Registered in KR.
| Prefix | Block | Addresses | Country | First registered |
|---|---|---|---|---|
| 8C:1F:64:53:2 | MA-S | 4.1 thousand | KR | 14 Oct 2026 |
| 8C:1F:64:5A:0 | MA-S | 4.1 thousand | KR | 12 Sep 2024 |
Every block registered to SEONGWON ENG CO.,LTD 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.