| Prefix | Block | Addresses | First registered | Organization |
|---|---|---|---|---|
| 00:09:BC | MA-L | 16.8 million | 13 Jun 2006 | Utility, Inc |
| 00:16:ED | MA-L | 16.8 million | 23 Dec 2005 | Utility, Inc |
Former Integrian, Inc. MAC address blocks
The IEEE registry once carried 2 blocks registered to Integrian, Inc.. All 2 blocks are now registered to Utility, Inc. Utility, Inc 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.