Who owns MAC prefix 141AAA?

141AAA is registered to Metal Work SpA in the IEEE MA-L registry.

What devices use 141AAA?

Any network device with a MAC address starting 14:1A:AA was manufactured by or for Metal Work SpA.

MA-L · OUI prefix

Metal Work SpA

Any MAC address starting 14:1A:AA is registered to Metal Work SpA in IT.

OUI prefix	141AAA
Vendor	Metal Work SpA
Registry	MA-L (24-bit, large block)
Country	IT
Example MAC	14:1A:AA:00:00:00

What this means

The IEEE assigned the MA-L block 141AAA to Metal Work SpA. 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 14:1A:AA, it is Metal Work SpA hardware.

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