Who owns MAC prefix 144FD75?

144FD75 is registered to FLS FINLAND OY in the IEEE MA-M registry.

What devices use 144FD75?

Any network device with a MAC address starting 14:4F:D7:5 was manufactured by or for FLS FINLAND OY.

MA-M · OUI prefix

FLS FINLAND OY

Any MAC address starting 14:4F:D7:5 is registered to FLS FINLAND OY in FI.

OUI prefix	144FD75
Vendor	FLS FINLAND OY
Registry	MA-M (28-bit, medium block)
Country	FI
Example MAC	14:4F:D7:5:00:00:00

What this means

The IEEE assigned the MA-M block 144FD75 to FLS FINLAND OY. 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 14:4F:D7:5, it is FLS FINLAND OY hardware.

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