Who owns MAC prefix 480BB21?

480BB21 is registered to BAJA ELECTRONICS TECHNOLOGY LIMITED in the IEEE MA-M registry.

What devices use 480BB21?

Any network device with a MAC address starting 48:0B:B2:1 was manufactured by or for BAJA ELECTRONICS TECHNOLOGY LIMITED.

MA-M · OUI prefix

BAJA ELECTRONICS TECHNOLOGY LIMITED

Any MAC address starting 48:0B:B2:1 is registered to BAJA ELECTRONICS TECHNOLOGY LIMITED in CN.

OUI prefix	480BB21
Vendor	BAJA ELECTRONICS TECHNOLOGY LIMITED
Registry	MA-M (28-bit, medium block)
Country	CN
Example MAC	48:0B:B2:1:00:00:00

What this means

The IEEE assigned the MA-M block 480BB21 to BAJA ELECTRONICS TECHNOLOGY 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 48:0B:B2:1, it is BAJA ELECTRONICS TECHNOLOGY LIMITED hardware.

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