| Prefix | Block | Addresses | First registered | Organization |
|---|---|---|---|---|
| 00:01:D7 | MA-L | 16.8 million | 8 Sep 2000 | F5 Inc. |
| 00:0A:49 | MA-L | 16.8 million | 31 Dec 2007 | F5 Inc. |
| 00:23:E9 | MA-L | 16.8 million | 9 Oct 2008 | F5 Inc. |
| 00:94:A1 | MA-L | 16.8 million | 8 Aug 2017 | F5 Inc. |
| 14:A9:D0 | MA-L | 16.8 million | 16 Jul 2020 | F5 Inc. |
| F4:15:63 | MA-L | 16.8 million | 14 Jan 2015 | F5 Inc. |
Former F5 Networks, Inc. MAC address blocks
The IEEE registry once carried 6 blocks registered to F5 Networks, Inc.. All 6 blocks are now registered to F5 Inc.. F5 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.