Who owns MAC prefix B025AA?

B025AA is registered to AIstone Global Limited in the IEEE MA-L registry.

What devices use B025AA?

Any network device with a MAC address starting B0:25:AA was manufactured by or for AIstone Global Limited.

MA-L · OUI prefix

AIstone Global Limited

Any MAC address starting B0:25:AA is registered to AIstone Global Limited in CN.

OUI prefix	B025AA
Vendor	AIstone Global Limited
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	B0:25:AA:00:00:00

What this means

The IEEE assigned the MA-L block B025AA to AIstone Global Limited. 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 B0:25:AA, it is AIstone Global Limited hardware.

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