What devices use 000C0A?

Any network device with a MAC address starting 00:0C:0A was manufactured by or for Guangdong Province Electronic Technology Research Institute.

MA-L · OUI prefix

Guangdong Province Electronic Technology Research Institute

Q: Who owns MAC prefix 000C0A?

000C0A is registered to Guangdong Province Electronic Technology Research Institute in the IEEE MA-L registry.

Any MAC address starting 00:0C:0A is registered to Guangdong Province Electronic Technology Research Institute in CN.

OUI prefix	000C0A
Vendor	Guangdong Province Electronic Technology Research Institute
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	00:0C:0A:00:00:00

What this means

The IEEE assigned the MA-L block 000C0A to Guangdong Province Electronic Technology Research Institute. 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 00:0C:0A, it is Guangdong Province Electronic Technology Research Institute hardware.

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