| Prefix | Block | Addresses | Country | First registered |
|---|---|---|---|---|
| 00:02:C7 | MA-L | 16.8 million | JP | 8 Sep 2000 |
| 00:06:F5 | MA-L | 16.8 million | JP | 19 Jun 2010 |
| 00:06:F7 | MA-L | 16.8 million | JP | 30 Sep 2010 |
| 00:07:04 | MA-L | 16.8 million | JP | 21 Jan 2011 |
| 00:16:FE | MA-L | 16.8 million | JP | 4 Jan 2006 |
| 00:19:C1 | MA-L | 16.8 million | JP | 25 Sep 2006 |
| 00:1B:FB | MA-L | 16.8 million | JP | 8 Apr 2007 |
| 00:1E:3D | MA-L | 16.8 million | JP | 25 Sep 2007 |
| 00:21:4F | MA-L | 16.8 million | JP | 18 Jun 2008 |
| 00:23:06 | MA-L | 16.8 million | JP | 30 Jul 2008 |
| 00:24:33 | MA-L | 16.8 million | JP | 9 Nov 2008 |
| 00:26:43 | MA-L | 16.8 million | JP | 31 May 2009 |
| 04:76:6E | MA-L | 16.8 million | JP | 3 Feb 2010 |
| 04:98:F3 | MA-L | 16.8 million | JP | 17 Mar 2012 |
| 28:A1:83 | MA-L | 16.8 million | JP | 1 Sep 2015 |
| 30:C3:D9 | MA-L | 16.8 million | JP | 17 Feb 2017 |
| 30:DF:17 | MA-L | 16.8 million | JP | 28 Jul 2022 |
| 34:C7:31 | MA-L | 16.8 million | JP | 29 Sep 2011 |
| 38:C0:96 | MA-L | 16.8 million | JP | 17 Nov 2012 |
| 44:EB:2E | MA-L | 16.8 million | JP | 18 Jun 2021 |
| 48:F0:7B | MA-L | 16.8 million | JP | 17 Aug 2016 |
| 58:16:D7 | MA-L | 16.8 million | JP | 27 Apr 2019 |
| 60:38:0E | MA-L | 16.8 million | JP | 27 Aug 2009 |
| 64:05:E4 | MA-L | 16.8 million | JP | 17 Oct 2020 |
| 64:D4:BD | MA-L | 16.8 million | JP | 20 Jun 2013 |
| 74:95:EC | MA-L | 16.8 million | JP | 19 Sep 2017 |
| 84:70:51 | MA-L | 16.8 million | JP | 29 Aug 2023 |
| 94:09:C9 | MA-L | 16.8 million | JP | 20 Jan 2022 |
| 9C:8D:7C | MA-L | 16.8 million | JP | 18 Feb 2016 |
| A0:5D:0E | MA-L | 16.8 million | JP | 2 May 2026 |
| AC:7A:4D | MA-L | 16.8 million | JP | 19 Feb 2015 |
| B4:EC:02 | MA-L | 16.8 million | JP | 2 Mar 2018 |
| BC:42:8C | MA-L | 16.8 million | JP | 19 Dec 2019 |
| BC:75:36 | MA-L | 16.8 million | JP | 30 Sep 2018 |
| C0:40:8D | MA-L | 16.8 million | JP | 18 Aug 2025 |
| C4:B7:57 | MA-L | 16.8 million | JP | 17 Jan 2025 |
| E0:2D:F0 | MA-L | 16.8 million | JP | 21 Oct 2022 |
| E0:75:0A | MA-L | 16.8 million | US | 26 Sep 2013 |
| E0:AE:5E | MA-L | 16.8 million | JP | 27 May 2011 |
| EC:D9:09 | MA-L | 16.8 million | JP | 19 Sep 2024 |
| FC:62:B9 | MA-L | 16.8 million | JP | 20 Aug 2014 |
| FC:98:16 | MA-L | 16.8 million | JP | 2 Feb 2024 |
Every block registered to ALPSALPINE CO,.LTD in the IEEE registries, complete. Free-text search also matches former owners.