Who owns MAC prefix C022F12?

C022F12 is registered to TSURUGA Electric Corporation in the IEEE MA-M registry.

What devices use C022F12?

Any network device with a MAC address starting C0:22:F1:2 was manufactured by or for TSURUGA Electric Corporation.

MA-M · OUI prefix

TSURUGA Electric Corporation

Any MAC address starting C0:22:F1:2 is registered to TSURUGA Electric Corporation in JP.

OUI prefix	C022F12
Vendor	TSURUGA Electric Corporation
Registry	MA-M (28-bit, medium block)
Country	JP
Example MAC	C0:22:F1:2:00:00:00

What this means

The IEEE assigned the MA-M block C022F12 to TSURUGA Electric Corporation. 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 C0:22:F1:2, it is TSURUGA Electric Corporation hardware.

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