Who owns MAC prefix FCA47A5?

FCA47A5 is registered to Syfer in the IEEE MA-M registry.

What devices use FCA47A5?

Any network device with a MAC address starting FC:A4:7A:5 was manufactured by or for Syfer.

MA-M · OUI prefix

Syfer

Any MAC address starting FC:A4:7A:5 is registered to Syfer in US.

OUI prefix	FCA47A5
Vendor	Syfer
Registry	MA-M (28-bit, medium block)
Country	US
Example MAC	FC:A4:7A:5:00:00:00

What this means

The IEEE assigned the MA-M block FCA47A5 to Syfer. 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 FC:A4:7A:5, it is Syfer hardware.

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