Who owns MAC prefix C4CA67?

C4CA67 is registered to Chongqing ZQZER Technology Co., LTD in the IEEE MA-L registry.

What devices use C4CA67?

Any network device with a MAC address starting C4:CA:67 was manufactured by or for Chongqing ZQZER Technology Co., LTD.

MA-L · OUI prefix

Chongqing ZQZER Technology Co., LTD

Any MAC address starting C4:CA:67 is registered to Chongqing ZQZER Technology Co., LTD in CN.

OUI prefix	C4CA67
Vendor	Chongqing ZQZER Technology Co., LTD
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	C4:CA:67:00:00:00

What this means

The IEEE assigned the MA-L block C4CA67 to Chongqing ZQZER Technology Co., 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 C4:CA:67, it is Chongqing ZQZER Technology Co., LTD hardware.

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