Who owns MAC prefix C0C946?

C0C946 is registered to MITSUYA LABORATORIES INC. in the IEEE MA-L registry.

What devices use C0C946?

Any network device with a MAC address starting C0:C9:46 was manufactured by or for MITSUYA LABORATORIES INC..

MA-L · OUI prefix

MITSUYA LABORATORIES INC.

Any MAC address starting C0:C9:46 is registered to MITSUYA LABORATORIES INC. in JP.

OUI prefix	C0C946
Vendor	MITSUYA LABORATORIES INC.
Registry	MA-L (24-bit, large block)
Country	JP
Example MAC	C0:C9:46:00:00:00

What this means

The IEEE assigned the MA-L block C0C946 to MITSUYA LABORATORIES INC.. 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:C9:46, it is MITSUYA LABORATORIES INC. hardware.

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