Every MAC/OUI block IEEE has registered to this exact organization name, combined.
Registered nameSiemens AG
Total assignments23
Total address capacity353,374,208
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.
About Siemens AG
Siemens covers industrial automation and building technology. These prefixes appear on controllers and industrial network devices rather than consumer gear.
Devices that use these prefixes
- Programmable logic controllers (PLCs)
- Industrial Ethernet switches
- Building automation equipment
Assignments by type
| Type | Count |
|---|---|
| MA-L | 21 |
| MA-M | 1 |
| MA-S | 1 |
Countries in IEEE's registration records
| Country | Blocks |
|---|---|
| 🇩🇪 Germany | 23 |
Download this organization's blocks
Get just these assignments as CSV or JSON, generated fresh from the live registry on every request.
23 registered prefixes
Prefix
Type
00:01:E3:00:00:00 /24
MA-L
00:0B:A3:00:00:00 /24
MA-L
00:0E:8C:00:00:00 /24
MA-L
00:1B:1B:00:00:00 /24
MA-L
08:00:06:00:00:00 /24
MA-L
10:DF:FC:00:00:00 /24
MA-L
20:87:56:00:00:00 /24
MA-L
20:A8:B9:00:00:00 /24
MA-L
28:63:36:00:00:00 /24
MA-L
30:2F:1E:00:00:00 /24
MA-L
30:B8:51:00:00:00 /24
MA-L
38:4B:24:00:00:00 /24
MA-L
3C:FF:E4:00:00:00 /24
MA-L
40:EC:F8:00:00:00 /24
MA-L
74:FC:45:00:00:00 /24
MA-L
88:3F:99:00:00:00 /24
MA-L
A8:6D:04:00:00:00 /24
MA-L
AC:64:17:00:00:00 /24
MA-L
D0:EB:1A:00:00:00 /24
MA-L
D4:F5:27:00:00:00 /24
MA-L
EC:1C:5D:00:00:00 /24
MA-L
F0:40:AF:A0:00:00 /28
MA-M
70:B3:D5:C8:70:00 /36
MA-S
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