Who owns MAC prefix 0000CB?

0000CB is registered to COMPU-SHACK ELECTRONIC GMBH in the IEEE MA-L registry.

What devices use 0000CB?

Any network device with a MAC address starting 00:00:CB was manufactured by or for COMPU-SHACK ELECTRONIC GMBH.

MA-L · OUI prefix

COMPU-SHACK ELECTRONIC GMBH

Any MAC address starting 00:00:CB is registered to COMPU-SHACK ELECTRONIC GMBH in DE.

OUI prefix	0000CB
Vendor	COMPU-SHACK ELECTRONIC GMBH
Registry	MA-L (24-bit, large block)
Country	DE
Example MAC	00:00:CB:00:00:00

What this means

The IEEE assigned the MA-L block 0000CB to COMPU-SHACK ELECTRONIC 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 00:00:CB, it is COMPU-SHACK ELECTRONIC GMBH hardware.

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