| Prefix | Block | Addresses | Country | First registered |
|---|---|---|---|---|
| 00:01:E3 | MA-L | 16.8 million | DE | 8 Sep 2000 |
| 00:0B:A3 | MA-L | 16.8 million | DE | 19 Nov 2002 |
| 00:0E:8C | MA-L | 16.8 million | DE | 21 Dec 2003 |
| 00:1B:1B | MA-L | 16.8 million | DE | 16 Jan 2007 |
| 08:00:06 | MA-L | 16.8 million | DE | 22 Apr 1998 |
| 10:DF:FC | MA-L | 16.8 million | DE | 30 Jun 2018 |
| 20:87:56 | MA-L | 16.8 million | DE | 6 Apr 2016 |
| 20:A8:B9 | MA-L | 16.8 million | DE | 14 Jul 2016 |
| 28:63:36 | MA-L | 16.8 million | DE | 5 Dec 2013 |
| 30:2F:1E | MA-L | 16.8 million | DE | 6 Apr 2023 |
| 30:B8:51 | MA-L | 16.8 million | DE | 13 Sep 2023 |
| 38:4B:24 | MA-L | 16.8 million | DE | 12 Sep 2021 |
| 3C:FF:E4 | MA-L | 16.8 million | DE | 18 Aug 2026 |
| 40:EC:F8 | MA-L | 16.8 million | DE | 11 Sep 2009 |
| 74:FC:45 | MA-L | 16.8 million | DE | 3 Jan 2025 |
| 88:3F:99 | MA-L | 16.8 million | DE | 11 Apr 2018 |
| A8:6D:04 | MA-L | 16.8 million | DE | 30 May 2025 |
| AC:64:17 | MA-L | 16.8 million | DE | 25 Aug 2017 |
| D0:EB:1A | MA-L | 16.8 million | DE | 4 Aug 2026 |
| D4:F5:27 | MA-L | 16.8 million | DE | 20 Dec 2018 |
| EC:1C:5D | MA-L | 16.8 million | DE | 30 Jun 2021 |
| F0:40:AF:A | MA-M | 1 million | DE | 19 Sep 2025 |
| 70:B3:D5:C8:7 | MA-S | 4.1 thousand | DE | 28 Dec 2014 |
Every block registered to Siemens AG in the IEEE registries, complete. Free-text search also matches former owners.