Who owns MAC prefix F420551?

F420551 is registered to Sichuan Gengyuan Technology Co.,Ltd in the IEEE MA-M registry.

What devices use F420551?

Any network device with a MAC address starting F4:20:55:1 was manufactured by or for Sichuan Gengyuan Technology Co.,Ltd.

MA-M · OUI prefix

Sichuan Gengyuan Technology Co.,Ltd

Any MAC address starting F4:20:55:1 is registered to Sichuan Gengyuan Technology Co.,Ltd in CN.

OUI prefix	F420551
Vendor	Sichuan Gengyuan Technology Co.,Ltd
Registry	MA-M (28-bit, medium block)
Country	CN
Example MAC	F4:20:55:1:00:00:00

What this means

The IEEE assigned the MA-M block F420551 to Sichuan Gengyuan Technology 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 F4:20:55:1, it is Sichuan Gengyuan Technology Co.,Ltd hardware.

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