| Prefix | Block | Addresses | Country | First registered |
|---|---|---|---|---|
| 28:CD:C1 | MA-L | 16.8 million | GB | 2 Feb 2022 |
| 2C:CF:67 | MA-L | 16.8 million | GB | 9 Jan 2024 |
| 3A:35:41 | CID | 16.8 million | GB | 3 Dec 2019 |
| 88:A2:9E | MA-L | 16.8 million | GB | 14 Feb 2025 |
| 98:FE:54 | MA-L | 16.8 million | GB | 28 Apr 2026 |
| D8:3A:DD | MA-L | 16.8 million | GB | 1 Nov 2022 |
| DC:A6:32 | MA-L | 16.8 million | GB | 20 Mar 2019 |
| E4:5F:01 | MA-L | 16.8 million | GB | 11 Jul 2020 |
| F0:40:AF:9 | MA-M | 1 million | GB | 23 Sep 2025 |
| 8C:1F:64:34:A | MA-S | 4.1 thousand | GB | 16 Sep 2025 |
Every block registered to Raspberry Pi (Trading) Ltd in the IEEE registries, complete. Free-text search also matches former owners.