Who owns MAC prefix 000B0A?

000B0A is registered to dBm Optics in the IEEE MA-L registry.

What devices use 000B0A?

Any network device with a MAC address starting 00:0B:0A was manufactured by or for dBm Optics.

MA-L · OUI prefix

dBm Optics

Any MAC address starting 00:0B:0A is registered to dBm Optics in US.

OUI prefix	000B0A
Vendor	dBm Optics
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:0B:0A:00:00:00

What this means

The IEEE assigned the MA-L block 000B0A to dBm Optics. 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:0A, it is dBm Optics hardware.

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