Who owns MAC prefix F4D261?

F4D261 is registered to SEMOCON Co., Ltd in the IEEE MA-L registry.

What devices use F4D261?

Any network device with a MAC address starting F4:D2:61 was manufactured by or for SEMOCON Co., Ltd.

MA-L · OUI prefix

SEMOCON Co., Ltd

Any MAC address starting F4:D2:61 is registered to SEMOCON Co., Ltd in KR.

OUI prefix	F4D261
Vendor	SEMOCON Co., Ltd
Registry	MA-L (24-bit, large block)
Country	KR
Example MAC	F4:D2:61:00:00:00

What this means

The IEEE assigned the MA-L block F4D261 to SEMOCON 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 F4:D2:61, it is SEMOCON Co., Ltd hardware.

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