Who owns MAC prefix 000B38?

000B38 is registered to Knürr GmbH in the IEEE MA-L registry.

What devices use 000B38?

Any network device with a MAC address starting 00:0B:38 was manufactured by or for Knürr GmbH.

MA-L · OUI prefix

Knürr GmbH

Any MAC address starting 00:0B:38 is registered to Knürr GmbH in DE.

OUI prefix	000B38
Vendor	Knürr GmbH
Registry	MA-L (24-bit, large block)
Country	DE
Example MAC	00:0B:38:00:00:00

What this means

The IEEE assigned the MA-L block 000B38 to Knürr GmbH. 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 00:0B:38, it is Knürr GmbH hardware.

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