Who owns MAC prefix C0C4F9?

C0C4F9 is registered to Qisda Corporation in the IEEE MA-L registry.

What devices use C0C4F9?

Any network device with a MAC address starting C0:C4:F9 was manufactured by or for Qisda Corporation.

MA-L · OUI prefix

Qisda Corporation

Any MAC address starting C0:C4:F9 is registered to Qisda Corporation in TW.

OUI prefix	C0C4F9
Vendor	Qisda Corporation
Registry	MA-L (24-bit, large block)
Country	TW
Example MAC	C0:C4:F9:00:00:00

What this means

The IEEE assigned the MA-L block C0C4F9 to Qisda 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:C4:F9, it is Qisda Corporation hardware.

Other Qisda Corporation prefixes

Qisda Corporation holds 8 registered blocks in total.

00039D 0017CA 001E21 1CE192 64E220 D0760C FC61795

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