Who owns MAC prefix 001211?

001211 is registered to Protechna Herbst GmbH & Co. KG in the IEEE MA-L registry.

What devices use 001211?

Any network device with a MAC address starting 00:12:11 was manufactured by or for Protechna Herbst GmbH & Co. KG.

MA-L · OUI prefix

Protechna Herbst GmbH & Co. KG

Any MAC address starting 00:12:11 is registered to Protechna Herbst GmbH & Co. KG in DE.

OUI prefix	001211
Vendor	Protechna Herbst GmbH & Co. KG
Registry	MA-L (24-bit, large block)
Country	DE
Example MAC	00:12:11:00:00:00

What this means

The IEEE assigned the MA-L block 001211 to Protechna Herbst GmbH & Co. KG. Every network interface they manufacture under this block has a MAC address beginning with these digits, followed by a unique per-device identifier. If a device on your network shows a MAC starting 00:12:11, it is Protechna Herbst GmbH & Co. KG hardware.

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