Who owns MAC prefix 64CDF1?

64CDF1 is registered to KO & AL Co., Ltd in the IEEE MA-L registry.

What devices use 64CDF1?

Any network device with a MAC address starting 64:CD:F1 was manufactured by or for KO & AL Co., Ltd.

MA-L · OUI prefix

KO & AL Co., Ltd

Any MAC address starting 64:CD:F1 is registered to KO & AL Co., Ltd in KR.

OUI prefix	64CDF1
Vendor	KO & AL Co., Ltd
Registry	MA-L (24-bit, large block)
Country	KR
Example MAC	64:CD:F1:00:00:00

What this means

The IEEE assigned the MA-L block 64CDF1 to KO & AL 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 64:CD:F1, it is KO & AL Co., Ltd hardware.

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