Who owns MAC prefix 50FACBA?

50FACBA is registered to Varex Imaging Finland in the IEEE MA-M registry.

What devices use 50FACBA?

Any network device with a MAC address starting 50:FA:CB:A was manufactured by or for Varex Imaging Finland.

MA-M · OUI prefix

Varex Imaging Finland

Any MAC address starting 50:FA:CB:A is registered to Varex Imaging Finland in FI.

OUI prefix	50FACBA
Vendor	Varex Imaging Finland
Registry	MA-M (28-bit, medium block)
Country	FI
Example MAC	50:FA:CB:A:00:00:00

What this means

The IEEE assigned the MA-M block 50FACBA to Varex Imaging Finland. 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 50:FA:CB:A, it is Varex Imaging Finland hardware.

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