Who owns MAC prefix 4CC681?

4CC681 is registered to Shenzhen Aisat Electronic Co., Ltd. in the IEEE MA-L registry.

What devices use 4CC681?

Any network device with a MAC address starting 4C:C6:81 was manufactured by or for Shenzhen Aisat Electronic Co., Ltd..

MA-L · OUI prefix

Shenzhen Aisat Electronic Co., Ltd.

Any MAC address starting 4C:C6:81 is registered to Shenzhen Aisat Electronic Co., Ltd. in CN.

OUI prefix	4CC681
Vendor	Shenzhen Aisat Electronic Co., Ltd.
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	4C:C6:81:00:00:00

What this means

The IEEE assigned the MA-L block 4CC681 to Shenzhen Aisat Electronic 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 4C:C6:81, it is Shenzhen Aisat Electronic Co., Ltd. hardware.

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