Who owns MAC prefix C4CB54?

C4CB54 is registered to Fibocom Auto Inc. in the IEEE MA-L registry.

What devices use C4CB54?

Any network device with a MAC address starting C4:CB:54 was manufactured by or for Fibocom Auto Inc..

MA-L · OUI prefix

Fibocom Auto Inc.

Any MAC address starting C4:CB:54 is registered to Fibocom Auto Inc. in CN.

OUI prefix	C4CB54
Vendor	Fibocom Auto Inc.
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	C4:CB:54:00:00:00

What this means

The IEEE assigned the MA-L block C4CB54 to Fibocom Auto Inc.. 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 C4:CB:54, it is Fibocom Auto Inc. hardware.

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