Who owns MAC prefix 0010B1?

0010B1 is registered to FOR-A CO., LTD. in the IEEE MA-L registry.

What devices use 0010B1?

Any network device with a MAC address starting 00:10:B1 was manufactured by or for FOR-A CO., LTD..

MA-L · OUI prefix

FOR-A CO., LTD.

Any MAC address starting 00:10:B1 is registered to FOR-A CO., LTD. in JP.

OUI prefix	0010B1
Vendor	FOR-A CO., LTD.
Registry	MA-L (24-bit, large block)
Country	JP
Example MAC	00:10:B1:00:00:00

What this means

The IEEE assigned the MA-L block 0010B1 to FOR-A 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 00:10:B1, it is FOR-A CO., LTD. hardware.

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