Who owns MAC prefix 102D31?

102D31 is registered to Shenzhen Americas Trading Company LLC in the IEEE MA-L registry.

What devices use 102D31?

Any network device with a MAC address starting 10:2D:31 was manufactured by or for Shenzhen Americas Trading Company LLC.

MA-L · OUI prefix

Shenzhen Americas Trading Company LLC

Any MAC address starting 10:2D:31 is registered to Shenzhen Americas Trading Company LLC in US.

OUI prefix	102D31
Vendor	Shenzhen Americas Trading Company LLC
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	10:2D:31:00:00:00

What this means

The IEEE assigned the MA-L block 102D31 to Shenzhen Americas Trading Company LLC. 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 10:2D:31, it is Shenzhen Americas Trading Company LLC hardware.

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