Who owns MAC prefix C0A1A2?

C0A1A2 is registered to MarqMetrix in the IEEE MA-L registry.

What devices use C0A1A2?

Any network device with a MAC address starting C0:A1:A2 was manufactured by or for MarqMetrix.

MA-L · OUI prefix

MarqMetrix

Any MAC address starting C0:A1:A2 is registered to MarqMetrix in US.

OUI prefix	C0A1A2
Vendor	MarqMetrix
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	C0:A1:A2:00:00:00

What this means

The IEEE assigned the MA-L block C0A1A2 to MarqMetrix. 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 C0:A1:A2, it is MarqMetrix hardware.

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