- Current owner
- 3Com Ltd
- Former owners
- 2
- Blocks
- 11
- Addresses
- 185 million
Former owners: 3Com Europe Ltd × 9 · 3COM EUROPE × 2
| Prefix | Former owner | Block | Addresses | First observed |
|---|---|---|---|---|
| 00:1A:C1 | 3COM EUROPE | MA-L | 16.8 million | 12 Dec 2006 |
| 00:1C:C5 | 3COM EUROPE | MA-L | 16.8 million | 29 May 2007 |
| 00:0A:04 | 3Com Europe Ltd | MA-L | 16.8 million | 5 Jun 2002 |
| 00:0B:AC | 3Com Europe Ltd | MA-L | 16.8 million | 19 Nov 2002 |
| 00:0D:54 | 3Com Europe Ltd | MA-L | 16.8 million | 1 Jun 2003 |
| 00:0E:6A | 3Com Europe Ltd | MA-L | 16.8 million | 21 Dec 2003 |
| 00:0F:CB | 3Com Europe Ltd | MA-L | 16.8 million | 17 Mar 2004 |
| 00:12:A9 | 3Com Europe Ltd | MA-L | 16.8 million | 21 Oct 2004 |
| 00:14:7C | 3Com Europe Ltd | MA-L | 16.8 million | 7 May 2005 |
| 00:16:E0 | 3Com Europe Ltd | MA-L | 16.8 million | 23 Dec 2005 |
| 00:18:6E | 3Com Europe Ltd | MA-L | 16.8 million | 13 Jun 2006 |