Who owns MAC prefix F86971?

F86971 is registered to Seibu Electric Co., in the IEEE MA-L registry.

What devices use F86971?

Any network device with a MAC address starting F8:69:71 was manufactured by or for Seibu Electric Co.,.

MA-L · OUI prefix

Seibu Electric Co.,

Any MAC address starting F8:69:71 is registered to Seibu Electric Co., in JP.

OUI prefix	F86971
Vendor	Seibu Electric Co.,
Registry	MA-L (24-bit, large block)
Country	JP
Example MAC	F8:69:71:00:00:00

What this means

The IEEE assigned the MA-L block F86971 to Seibu Electric Co.,. 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 F8:69:71, it is Seibu Electric Co., hardware.

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