Who owns MAC prefix C8F5D6B?

C8F5D6B is registered to United Barcode Systems in the IEEE MA-M registry.

What devices use C8F5D6B?

Any network device with a MAC address starting C8:F5:D6:B was manufactured by or for United Barcode Systems.

MA-M · OUI prefix

United Barcode Systems

Any MAC address starting C8:F5:D6:B is registered to United Barcode Systems in ES.

OUI prefix	C8F5D6B
Vendor	United Barcode Systems
Registry	MA-M (28-bit, medium block)
Country	ES
Example MAC	C8:F5:D6:B:00:00:00

What this means

The IEEE assigned the MA-M block C8F5D6B to United Barcode Systems. 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 C8:F5:D6:B, it is United Barcode Systems hardware.

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