Who owns MAC prefix 5CFE9E?

5CFE9E is registered to Wiwynn Corporation Tainan Branch in the IEEE MA-L registry.

What devices use 5CFE9E?

Any network device with a MAC address starting 5C:FE:9E was manufactured by or for Wiwynn Corporation Tainan Branch.

MA-L · OUI prefix

Wiwynn Corporation Tainan Branch

Any MAC address starting 5C:FE:9E is registered to Wiwynn Corporation Tainan Branch in TW.

OUI prefix	5CFE9E
Vendor	Wiwynn Corporation Tainan Branch
Registry	MA-L (24-bit, large block)
Country	TW
Example MAC	5C:FE:9E:00:00:00

What this means

The IEEE assigned the MA-L block 5CFE9E to Wiwynn Corporation Tainan Branch. 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 5C:FE:9E, it is Wiwynn Corporation Tainan Branch hardware.

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