| Prefix | Block | Addresses | First registered | Organization |
|---|---|---|---|---|
| 00:50:C2:F4:8 | IAB | 4.1 thousand | 4 Mar 2012 | SHURE INCORPORATED |
| 9C:43:1E:E | MA-M | 1 million | 22 Oct 2017 | SHURE INCORPORATED |
Former Midas Technology DBA Phoenix Audio Technologies MAC address blocks
The IEEE registry once carried 2 blocks registered to Midas Technology DBA Phoenix Audio Technologies. All 2 blocks are now registered to SHURE INCORPORATED. SHURE INCORPORATED took over all of them.
Complete as of the current IEEE registry deploy. Dates are when each registration was first observed in public data, not legal assignment dates.