| Prefix | Block | Addresses | Country | First registered |
|---|---|---|---|---|
| 00:50:C2:1E:5 | IAB | 4.1 thousand | ES | 30 Jul 2008 |
| 00:50:C2:5A:F | IAB | 4.1 thousand | ES | 30 Jul 2008 |
| 00:50:C2:79:6 | IAB | 4.1 thousand | ES | 30 Jul 2008 |
| 00:50:C2:9E:7 | IAB | 4.1 thousand | ES | 30 Nov 2008 |
| 00:50:C2:C6:C | IAB | 4.1 thousand | ES | 18 Apr 2010 |
| 00:50:C2:E7:0 | IAB | 4.1 thousand | ES | 7 Aug 2011 |
| 40:D8:55:06:F | IAB | 4.1 thousand | ES | 23 Dec 2012 |
| 40:D8:55:15:A | IAB | 4.1 thousand | ES | 18 Aug 2013 |
| 70:B3:D5:13:5 | MA-S | 4.1 thousand | ES | 5 Feb 2017 |
| 70:B3:D5:4F:6 | MA-S | 4.1 thousand | ES | 30 Sep 2018 |
| 70:B3:D5:58:D | MA-S | 4.1 thousand | ES | 12 Jun 2016 |
| 70:B3:D5:63:9 | MA-S | 4.1 thousand | ES | 6 Feb 2020 |
| 70:B3:D5:8D:F | MA-S | 4.1 thousand | ES | 15 Mar 2019 |
| 70:B3:D5:8E:3 | MA-S | 4.1 thousand | ES | 24 Dec 2017 |
| 70:B3:D5:A5:6 | MA-S | 4.1 thousand | ES | 31 May 2015 |
| 70:B3:D5:B3:C | MA-S | 4.1 thousand | ES | 11 May 2014 |
| 70:B3:D5:DE:B | MA-S | 4.1 thousand | ES | 21 Jan 2021 |
| 8C:1F:64:07:1 | MA-S | 4.1 thousand | ES | 2 Oct 2021 |
| 8C:1F:64:1B:D | MA-S | 4.1 thousand | ES | 17 May 2022 |
| 8C:1F:64:3D:D | MA-S | 4.1 thousand | ES | 8 Sep 2025 |
| 8C:1F:64:72:A | MA-S | 4.1 thousand | ES | 1 Dec 2021 |
| 8C:1F:64:76:A | MA-S | 4.1 thousand | ES | 18 Nov 2023 |
| 8C:1F:64:A0:F | MA-S | 4.1 thousand | ES | 6 Jul 2024 |
| 8C:1F:64:BC:5 | MA-S | 4.1 thousand | ES | 27 Feb 2026 |
| 8C:1F:64:FC:4 | MA-S | 4.1 thousand | ES | 30 Jan 2025 |
Every block registered to DORLET SAU in the IEEE registries, complete. Free-text search also matches former owners.