| Prefix | Block | Addresses | Country | First registered |
|---|---|---|---|---|
| 8C:1F:64:0F:F | MA-S | 4.1 thousand | IT | 28 Nov 2024 |
| 8C:1F:64:1C:9 | MA-S | 4.1 thousand | IT | 19 Jan 2024 |
| 8C:1F:64:27:D | MA-S | 4.1 thousand | IT | 6 May 2025 |
| 8C:1F:64:43:1 | MA-S | 4.1 thousand | IT | 28 Feb 2026 |
| 8C:1F:64:5F:E | MA-S | 4.1 thousand | IT | 28 Feb 2026 |
| 8C:1F:64:A1:7 | MA-S | 4.1 thousand | IT | 1 Aug 2024 |
| 8C:1F:64:B1:5 | MA-S | 4.1 thousand | IT | 8 Aug 2025 |
| 8C:1F:64:B3:6 | MA-S | 4.1 thousand | IT | 17 Feb 2023 |
| 8C:1F:64:FA:0 | MA-S | 4.1 thousand | IT | 8 Aug 2025 |
Every block registered to Pneumax Spa in the IEEE registries, complete. Free-text search also matches former owners.