Who owns MAC prefix 3C5CC3?

3C5CC3 is registered to Shenzhen First Blue Chip Technology Ltd in the IEEE MA-L registry.

What devices use 3C5CC3?

Any network device with a MAC address starting 3C:5C:C3 was manufactured by or for Shenzhen First Blue Chip Technology Ltd.

MA-L · OUI prefix

Shenzhen First Blue Chip Technology Ltd

Any MAC address starting 3C:5C:C3 is registered to Shenzhen First Blue Chip Technology Ltd in CN.

OUI prefix	3C5CC3
Vendor	Shenzhen First Blue Chip Technology Ltd
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	3C:5C:C3:00:00:00

What this means

The IEEE assigned the MA-L block 3C5CC3 to Shenzhen First Blue Chip Technology 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 3C:5C:C3, it is Shenzhen First Blue Chip Technology Ltd hardware.

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