Who owns MAC prefix 90EC50?

90EC50 is registered to C.O.B.O. SPA in the IEEE MA-L registry.

What devices use 90EC50?

Any network device with a MAC address starting 90:EC:50 was manufactured by or for C.O.B.O. SPA.

MA-L · OUI prefix

C.O.B.O. SPA

Any MAC address starting 90:EC:50 is registered to C.O.B.O. SPA in IT.

OUI prefix	90EC50
Vendor	C.O.B.O. SPA
Registry	MA-L (24-bit, large block)
Country	IT
Example MAC	90:EC:50:00:00:00

What this means

The IEEE assigned the MA-L block 90EC50 to C.O.B.O. 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 90:EC:50, it is C.O.B.O. SPA hardware.

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