Who owns MAC prefix 000BAA?

000BAA is registered to Aiphone co.,Ltd in the IEEE MA-L registry.

What devices use 000BAA?

Any network device with a MAC address starting 00:0B:AA was manufactured by or for Aiphone co.,Ltd.

MA-L · OUI prefix

Aiphone co.,Ltd

Any MAC address starting 00:0B:AA is registered to Aiphone co.,Ltd in JP.

OUI prefix	000BAA
Vendor	Aiphone co.,Ltd
Registry	MA-L (24-bit, large block)
Country	JP
Example MAC	00:0B:AA:00:00:00

What this means

The IEEE assigned the MA-L block 000BAA to Aiphone 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 00:0B:AA, it is Aiphone co.,Ltd hardware.

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