The IEEE registry carries 2 blocks registered to I/O Controls, together 8.2 thousand addresses, first observed 28 May 2022, most recently 10 Jul 2026.
Registered in US.
| Prefix | Block | Addresses | Country | First registered |
|---|---|---|---|---|
| 8C:1F:64:D8:B | MA-S | 4.1 thousand | US | 10 Jul 2026 |
| 8C:1F:64:FC:2 | MA-S | 4.1 thousand | US | 28 May 2022 |
Every block registered to I/O Controls 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.