Who owns MAC prefix B0C128?

B0C128 is registered to Adler ELREHA GmbH in the IEEE MA-L registry.

What devices use B0C128?

Any network device with a MAC address starting B0:C1:28 was manufactured by or for Adler ELREHA GmbH.

MA-L · OUI prefix

Adler ELREHA GmbH

Any MAC address starting B0:C1:28 is registered to Adler ELREHA GmbH in DE.

OUI prefix	B0C128
Vendor	Adler ELREHA GmbH
Registry	MA-L (24-bit, large block)
Country	DE
Example MAC	B0:C1:28:00:00:00

What this means

The IEEE assigned the MA-L block B0C128 to Adler ELREHA 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 B0:C1:28, it is Adler ELREHA GmbH hardware.

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