Who owns MAC prefix 000DEF?

000DEF is registered to Soc. Coop. Bilanciai in the IEEE MA-L registry.

What devices use 000DEF?

Any network device with a MAC address starting 00:0D:EF was manufactured by or for Soc. Coop. Bilanciai.

MA-L · OUI prefix

Soc. Coop. Bilanciai

Any MAC address starting 00:0D:EF is registered to Soc. Coop. Bilanciai in IT.

OUI prefix	000DEF
Vendor	Soc. Coop. Bilanciai
Registry	MA-L (24-bit, large block)
Country	IT
Example MAC	00:0D:EF:00:00:00

What this means

The IEEE assigned the MA-L block 000DEF to Soc. Coop. Bilanciai. 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 00:0D:EF, it is Soc. Coop. Bilanciai hardware.

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