What devices use 7CBC84B?

Any network device with a MAC address starting 7C:BC:84:B was manufactured by or for Guangzhou Puppyrobot Technology Co.Ltd Beijing Branch.

MA-M · OUI prefix

Guangzhou Puppyrobot Technology Co.Ltd Beijing Branch

Q: Who owns MAC prefix 7CBC84B?

7CBC84B is registered to Guangzhou Puppyrobot Technology Co.Ltd Beijing Branch in the IEEE MA-M registry.

Any MAC address starting 7C:BC:84:B is registered to Guangzhou Puppyrobot Technology Co.Ltd Beijing Branch in CN.

OUI prefix	7CBC84B
Vendor	Guangzhou Puppyrobot Technology Co.Ltd Beijing Branch
Registry	MA-M (28-bit, medium block)
Country	CN
Example MAC	7C:BC:84:B:00:00:00

What this means

The IEEE assigned the MA-M block 7CBC84B to Guangzhou Puppyrobot Technology Co.Ltd Beijing Branch. 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 7C:BC:84:B, it is Guangzhou Puppyrobot Technology Co.Ltd Beijing Branch hardware.

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