Who owns MAC prefix 9C2840?

9C2840 is registered to Discovery Technology,LTD.. in the IEEE MA-L registry.

What devices use 9C2840?

Any network device with a MAC address starting 9C:28:40 was manufactured by or for Discovery Technology,LTD...

MA-L · OUI prefix

Discovery Technology,LTD..

Any MAC address starting 9C:28:40 is registered to Discovery Technology,LTD.. in CN.

OUI prefix	9C2840
Vendor	Discovery Technology,LTD..
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	9C:28:40:00:00:00

What this means

The IEEE assigned the MA-L block 9C2840 to Discovery Technology,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 9C:28:40, it is Discovery Technology,LTD.. hardware.

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