The IEEE registry carries 3 blocks registered to Tech4home, Lda, together 50.3 million addresses, first observed 15 Jul 2020, most recently 20 May 2025.
Registered in PT.
| Prefix | Block | Addresses | Country | First registered |
|---|---|---|---|---|
| 30:D9:7F | MA-L | 16.8 million | PT | 23 Aug 2023 |
| 80:F1:F1 | MA-L | 16.8 million | PT | 15 Jul 2020 |
| 9C:7D:C0 | MA-L | 16.8 million | PT | 20 May 2025 |
Every block registered to Tech4home, Lda 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.