| Prefix | Block | Addresses | Country | First registered |
|---|---|---|---|---|
| 70:B3:D5:1E:D | MA-S | 4.1 thousand | JP | 25 Mar 2021 |
| 70:B3:D5:42:2 | MA-S | 4.1 thousand | JP | 5 Sep 2019 |
| 8C:1F:64:5B:F | MA-S | 4.1 thousand | JP | 31 Jan 2025 |
| 8C:1F:64:65:B | MA-S | 4.1 thousand | JP | 14 Nov 2023 |
| 8C:1F:64:70:F | MA-S | 4.1 thousand | JP | 1 Oct 2026 |
| 8C:1F:64:F6:9 | MA-S | 4.1 thousand | JP | 20 Jun 2025 |
Every block registered to SUS Corporation in the IEEE registries, complete. Free-text search also matches former owners.