Who owns MAC prefix 0C5203?

0C5203 is registered to AGM GROUP LIMITED in the IEEE MA-L registry.

What devices use 0C5203?

Any network device with a MAC address starting 0C:52:03 was manufactured by or for AGM GROUP LIMITED.

MA-L · OUI prefix

AGM GROUP LIMITED

Any MAC address starting 0C:52:03 is registered to AGM GROUP LIMITED in CN.

OUI prefix	0C5203
Vendor	AGM GROUP LIMITED
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	0C:52:03:00:00:00

What this means

The IEEE assigned the MA-L block 0C5203 to AGM GROUP 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 0C:52:03, it is AGM GROUP LIMITED hardware.

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