Who owns MAC prefix 000BB9?

000BB9 is registered to Imsys AB in the IEEE MA-L registry.

What devices use 000BB9?

Any network device with a MAC address starting 00:0B:B9 was manufactured by or for Imsys AB.

MA-L · OUI prefix

Imsys AB

Any MAC address starting 00:0B:B9 is registered to Imsys AB in SE.

OUI prefix	000BB9
Vendor	Imsys AB
Registry	MA-L (24-bit, large block)
Country	SE
Example MAC	00:0B:B9:00:00:00

What this means

The IEEE assigned the MA-L block 000BB9 to Imsys AB. 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 00:0B:B9, it is Imsys AB hardware.

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