What devices use 4CD9C4?

Any network device with a MAC address starting 4C:D9:C4 was manufactured by or for Magneti Marelli Automotive Electronics (Guangzhou) Co. Ltd.

MA-L · OUI prefix

Magneti Marelli Automotive Electronics (Guangzhou) Co. Ltd

Q: Who owns MAC prefix 4CD9C4?

4CD9C4 is registered to Magneti Marelli Automotive Electronics (Guangzhou) Co. Ltd in the IEEE MA-L registry.

Any MAC address starting 4C:D9:C4 is registered to Magneti Marelli Automotive Electronics (Guangzhou) Co. Ltd in CN.

OUI prefix	4CD9C4
Vendor	Magneti Marelli Automotive Electronics (Guangzhou) Co. Ltd
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	4C:D9:C4:00:00:00

What this means

The IEEE assigned the MA-L block 4CD9C4 to Magneti Marelli Automotive Electronics (Guangzhou) Co. Ltd. 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 4C:D9:C4, it is Magneti Marelli Automotive Electronics (Guangzhou) Co. Ltd hardware.

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