Who owns MAC prefix 9CDFB1?

9CDFB1 is registered to Shenzhen Crave Communication Co., LTD in the IEEE MA-L registry.

What devices use 9CDFB1?

Any network device with a MAC address starting 9C:DF:B1 was manufactured by or for Shenzhen Crave Communication Co., LTD.

MA-L · OUI prefix

Shenzhen Crave Communication Co., LTD

Any MAC address starting 9C:DF:B1 is registered to Shenzhen Crave Communication Co., LTD in CN.

OUI prefix	9CDFB1
Vendor	Shenzhen Crave Communication Co., LTD
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	9C:DF:B1:00:00:00

What this means

The IEEE assigned the MA-L block 9CDFB1 to Shenzhen Crave Communication 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 9C:DF:B1, it is Shenzhen Crave Communication Co., LTD hardware.

Other Shenzhen Crave Communication Co., LTD prefixes

Shenzhen Crave Communication Co., LTD holds 3 registered blocks in total.

BC6641C F4BC97

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