The IEEE registry carries 3 blocks registered to HongSeok Ltd., together 12.3 thousand addresses, first observed 17 Nov 2018, most recently 30 Oct 2021.
Registered in KR.
| Prefix | Block | Addresses | Country | First registered |
|---|---|---|---|---|
| 70:B3:D5:30:A | MA-S | 4.1 thousand | KR | 20 Mar 2020 |
| 70:B3:D5:C4:0 | MA-S | 4.1 thousand | KR | 17 Nov 2018 |
| 8C:1F:64:5F:5 | MA-S | 4.1 thousand | KR | 30 Oct 2021 |
Every block registered to HongSeok 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.