Who owns MAC prefix C8A40D?

C8A40D is registered to Cooler Master Technology Inc in the IEEE MA-L registry.

What devices use C8A40D?

Any network device with a MAC address starting C8:A4:0D was manufactured by or for Cooler Master Technology Inc.

MA-L · OUI prefix

Cooler Master Technology Inc

Any MAC address starting C8:A4:0D is registered to Cooler Master Technology Inc in TW.

OUI prefix	C8A40D
Vendor	Cooler Master Technology Inc
Registry	MA-L (24-bit, large block)
Country	TW
Example MAC	C8:A4:0D:00:00:00

What this means

The IEEE assigned the MA-L block C8A40D to Cooler Master Technology 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 C8:A4:0D, it is Cooler Master Technology Inc hardware.

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