| Prefix | Block | Addresses | First registered | Organization |
|---|---|---|---|---|
| 00:00:64 | MA-L | 16.8 million | 19 Apr 2014 | DTS INSIGHT Corporation |
| 00:60:41 | MA-L | 16.8 million | 4 Jun 2001 | DTS INSIGHT Corporation |
Former Yokogawa Electric Corporation MAC address blocks
The IEEE registry once carried 2 blocks registered to Yokogawa Electric Corporation. All 2 blocks are now registered to DTS INSIGHT Corporation. DTS INSIGHT Corporation 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.