Every MAC/OUI block IEEE has registered to this exact organization name, combined.
Registered nameu-blox AG
Total assignments11
Total address capacity184,549,376
First tracked hereAug 22, 2026
Last changed hereAug 22, 2026
SourceIEEE Registration Authority
Vendor registration identifies the organization holding a block, not a specific device model, product line, or manufacturing date. This page combines every block IEEE has registered under this exact organization name; it doesn't mean every address in every listed block is currently shipping in a real device.
Assignments by type
| Type | Count |
|---|---|
| MA-L | 11 |
Countries in IEEE's registration records
| Country | Blocks |
|---|---|
| 🇨🇭 Switzerland | 10 |
| 🇸🇪 Sweden | 1 |
Download this organization's blocks
Get just these assignments as CSV or JSON, generated fresh from the live registry on every request.
11 registered prefixes
Prefix
Type
00:12:F3:00:00:00 /24
MA-L
20:BA:36:00:00:00 /24
MA-L
54:64:DE:00:00:00 /24
MA-L
54:F8:2A:00:00:00 /24
MA-L
60:09:C3:00:00:00 /24
MA-L
6C:1D:EB:00:00:00 /24
MA-L
80:A1:97:00:00:00 /24
MA-L
90:F8:61:00:00:00 /24
MA-L
B8:F4:4F:00:00:00 /24
MA-L
CC:F9:57:00:00:00 /24
MA-L
D4:CA:6E:00:00:00 /24
MA-L
Page 1 of 1