| Prefix | Block | Addresses | Country | First registered |
|---|---|---|---|---|
| 70:B3:D5:9E:D | MA-S | 4.1 thousand | NL | 7 Jun 2015 |
| 70:B3:D5:CC:4 | MA-S | 4.1 thousand | NL | 7 Sep 2019 |
| 8C:1F:64:08:7 | MA-S | 4.1 thousand | NL | 12 Sep 2026 |
| 8C:1F:64:16:E | MA-S | 4.1 thousand | NL | 30 Oct 2021 |
| 8C:1F:64:5B:E | MA-S | 4.1 thousand | NL | 22 Jun 2023 |
| 8C:1F:64:CC:9 | MA-S | 4.1 thousand | NL | 10 Sep 2025 |
Every block registered to Benchmark Electronics BV in the IEEE registries, complete. Free-text search also matches former owners.