Who owns MAC prefix F842FB?

F842FB is registered to Yasuda Joho Co.,ltd. in the IEEE MA-L registry.

What devices use F842FB?

Any network device with a MAC address starting F8:42:FB was manufactured by or for Yasuda Joho Co.,ltd..

MA-L · OUI prefix

Yasuda Joho Co.,ltd.

Any MAC address starting F8:42:FB is registered to Yasuda Joho Co.,ltd. in JP.

OUI prefix	F842FB
Vendor	Yasuda Joho Co.,ltd.
Registry	MA-L (24-bit, large block)
Country	JP
Example MAC	F8:42:FB:00:00:00

What this means

The IEEE assigned the MA-L block F842FB to Yasuda Joho 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 F8:42:FB, it is Yasuda Joho Co.,ltd. hardware.

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