Who owns MAC prefix 7C11CD?

7C11CD is registered to QianTang Technology in the IEEE MA-L registry.

What devices use 7C11CD?

Any network device with a MAC address starting 7C:11:CD was manufactured by or for QianTang Technology.

MA-L · OUI prefix

QianTang Technology

Any MAC address starting 7C:11:CD is registered to QianTang Technology.

OUI prefix	7C11CD
Vendor	QianTang Technology
Registry	MA-L (24-bit, large block)
Example MAC	7C:11:CD:00:00:00

What this means

The IEEE assigned the MA-L block 7C11CD to QianTang Technology. 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:11:CD, it is QianTang Technology hardware.

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