| Prefix | Block | Addresses | First registered | Organization |
|---|---|---|---|---|
| 00:0A:30 | MA-L | 16.8 million | 5 Jun 2002 | Visteon Corporation |
| 0C:D9:C1 | MA-L | 16.8 million | 12 Jun 2012 | Visteon Corporation |
Former Johnson Controls-ASG MAC address blocks
The IEEE registry once carried 2 blocks registered to Johnson Controls-ASG. All 2 blocks are now registered to Visteon Corporation. Visteon 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.