What devices use 7CCFCF?

Any network device with a MAC address starting 7C:CF:CF was manufactured by or for Shanghai SEARI Intelligent System Co., Ltd.

MA-L · OUI prefix

Shanghai SEARI Intelligent System Co., Ltd

Q: Who owns MAC prefix 7CCFCF?

7CCFCF is registered to Shanghai SEARI Intelligent System Co., Ltd in the IEEE MA-L registry.

Any MAC address starting 7C:CF:CF is registered to Shanghai SEARI Intelligent System Co., Ltd in CN.

OUI prefix	7CCFCF
Vendor	Shanghai SEARI Intelligent System Co., Ltd
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	7C:CF:CF:00:00:00

What this means

The IEEE assigned the MA-L block 7CCFCF to Shanghai SEARI Intelligent System 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 7C:CF:CF, it is Shanghai SEARI Intelligent System Co., Ltd hardware.

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