Who owns MAC prefix FC5090?

FC5090 is registered to SIMEX Sp. z o.o. in the IEEE MA-L registry.

What devices use FC5090?

Any network device with a MAC address starting FC:50:90 was manufactured by or for SIMEX Sp. z o.o..

MA-L · OUI prefix

SIMEX Sp. z o.o.

Any MAC address starting FC:50:90 is registered to SIMEX Sp. z o.o. in PL.

OUI prefix	FC5090
Vendor	SIMEX Sp. z o.o.
Registry	MA-L (24-bit, large block)
Country	PL
Example MAC	FC:50:90:00:00:00

What this means

The IEEE assigned the MA-L block FC5090 to SIMEX Sp. z o.o.. 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:50:90, it is SIMEX Sp. z o.o. hardware.

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