| Prefix | Block | Addresses | Country | First registered |
|---|---|---|---|---|
| 00:0D:02 | MA-L | 16.8 million | JP | 8 Apr 2003 |
| 00:1B:8B | MA-L | 16.8 million | JP | 1 Mar 2007 |
| 00:3A:9D | MA-L | 16.8 million | JP | 11 Feb 2010 |
| 00:60:B9 | MA-L | 16.8 million | JP | 22 Apr 1998 |
| 08:10:86 | MA-L | 16.8 million | JP | 16 Dec 2020 |
| 10:66:82 | MA-L | 16.8 million | JP | 27 Jan 2013 |
| 1C:7C:98 | MA-L | 16.8 million | JP | 5 Apr 2023 |
| 1C:B1:7F | MA-L | 16.8 million | JP | 10 Nov 2011 |
| 34:38:39 | MA-L | 16.8 million | JP | 22 Feb 2025 |
| 54:9B:49 | MA-L | 16.8 million | JP | 18 Nov 2021 |
| 6C:E4:DA | MA-L | 16.8 million | JP | 22 Nov 2017 |
| 80:22:A7 | MA-L | 16.8 million | JP | 5 Mar 2020 |
| 98:F1:99 | MA-L | 16.8 million | JP | 8 Sep 2016 |
| A4:12:42 | MA-L | 16.8 million | JP | 17 May 2014 |
| C0:25:A2 | MA-L | 16.8 million | JP | 23 Jun 2015 |
| F8:B7:97 | MA-L | 16.8 million | JP | 2 Feb 2019 |
Every block registered to NEC Platforms, Ltd. in the IEEE registries, complete. Free-text search also matches former owners.