Who owns MAC prefix 005063?

005063 is registered to OY COMSEL SYSTEM AB in the IEEE MA-L registry.

What devices use 005063?

Any network device with a MAC address starting 00:50:63 was manufactured by or for OY COMSEL SYSTEM AB.

MA-L · OUI prefix

OY COMSEL SYSTEM AB

Any MAC address starting 00:50:63 is registered to OY COMSEL SYSTEM AB in FI.

OUI prefix	005063
Vendor	OY COMSEL SYSTEM AB
Registry	MA-L (24-bit, large block)
Country	FI
Example MAC	00:50:63:00:00:00

What this means

The IEEE assigned the MA-L block 005063 to OY COMSEL SYSTEM AB. 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 00:50:63, it is OY COMSEL SYSTEM AB hardware.

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