What devices use F4A17F?

Any network device with a MAC address starting F4:A1:7F was manufactured by or for Marquardt Electronics Technology (Shanghai) Co.Ltd.

MA-L · OUI prefix

Marquardt Electronics Technology (Shanghai) Co.Ltd

Q: Who owns MAC prefix F4A17F?

F4A17F is registered to Marquardt Electronics Technology (Shanghai) Co.Ltd in the IEEE MA-L registry.

Any MAC address starting F4:A1:7F is registered to Marquardt Electronics Technology (Shanghai) Co.Ltd in CN.

OUI prefix	F4A17F
Vendor	Marquardt Electronics Technology (Shanghai) Co.Ltd
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	F4:A1:7F:00:00:00

What this means

The IEEE assigned the MA-L block F4A17F to Marquardt Electronics Technology (Shanghai) 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:A1:7F, it is Marquardt Electronics Technology (Shanghai) Co.Ltd hardware.

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