Who owns MAC prefix 0012B3?

0012B3 is registered to Advance Wireless Technology Corp. in the IEEE MA-L registry.

What devices use 0012B3?

Any network device with a MAC address starting 00:12:B3 was manufactured by or for Advance Wireless Technology Corp..

MA-L · OUI prefix

Advance Wireless Technology Corp.

Any MAC address starting 00:12:B3 is registered to Advance Wireless Technology Corp. in TW.

OUI prefix	0012B3
Vendor	Advance Wireless Technology Corp.
Registry	MA-L (24-bit, large block)
Country	TW
Example MAC	00:12:B3:00:00:00

What this means

The IEEE assigned the MA-L block 0012B3 to Advance Wireless Technology Corp.. 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 00:12:B3, it is Advance Wireless Technology Corp. hardware.

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