Who owns MAC prefix 0CB912?

0CB912 is registered to JM-DATA GmbH in the IEEE MA-L registry.

What devices use 0CB912?

Any network device with a MAC address starting 0C:B9:12 was manufactured by or for JM-DATA GmbH.

MA-L · OUI prefix

JM-DATA GmbH

Any MAC address starting 0C:B9:12 is registered to JM-DATA GmbH in AT.

OUI prefix	0CB912
Vendor	JM-DATA GmbH
Registry	MA-L (24-bit, large block)
Country	AT
Example MAC	0C:B9:12:00:00:00

What this means

The IEEE assigned the MA-L block 0CB912 to JM-DATA 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 0C:B9:12, it is JM-DATA GmbH hardware.

Look up another MAC