Who owns MAC prefix 0009B1?

0009B1 is registered to Kanematsu Electronics, Ltd. in the IEEE MA-L registry.

What devices use 0009B1?

Any network device with a MAC address starting 00:09:B1 was manufactured by or for Kanematsu Electronics, Ltd..

MA-L · OUI prefix

Kanematsu Electronics, Ltd.

Any MAC address starting 00:09:B1 is registered to Kanematsu Electronics, Ltd. in JP.

OUI prefix	0009B1
Vendor	Kanematsu Electronics, Ltd.
Registry	MA-L (24-bit, large block)
Country	JP
Example MAC	00:09:B1:00:00:00

What this means

The IEEE assigned the MA-L block 0009B1 to Kanematsu Electronics, 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 00:09:B1, it is Kanematsu Electronics, Ltd. hardware.

Look up another MAC