Who owns MAC prefix 7C574E?

7C574E is registered to COBI GmbH in the IEEE MA-L registry.

What devices use 7C574E?

Any network device with a MAC address starting 7C:57:4E was manufactured by or for COBI GmbH.

MA-L · OUI prefix

COBI GmbH

Any MAC address starting 7C:57:4E is registered to COBI GmbH in DE.

OUI prefix	7C574E
Vendor	COBI GmbH
Registry	MA-L (24-bit, large block)
Country	DE
Example MAC	7C:57:4E:00:00:00

What this means

The IEEE assigned the MA-L block 7C574E to COBI 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 7C:57:4E, it is COBI GmbH hardware.

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