Who owns MAC prefix 2066CF?

2066CF is registered to FREEBOX SAS in the IEEE MA-L registry.

What devices use 2066CF?

Any network device with a MAC address starting 20:66:CF was manufactured by or for FREEBOX SAS.

MA-L · OUI prefix

FREEBOX SAS

Any MAC address starting 20:66:CF is registered to FREEBOX SAS in FR.

OUI prefix	2066CF
Vendor	FREEBOX SAS
Registry	MA-L (24-bit, large block)
Country	FR
Example MAC	20:66:CF:00:00:00

What this means

The IEEE assigned the MA-L block 2066CF to FREEBOX SAS. 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 20:66:CF, it is FREEBOX SAS hardware.

Other FREEBOX SAS prefixes

FREEBOX SAS holds 13 registered blocks in total.

0007CB 0024D4 140C76 342792 380716 68A378 70FC8F 8C6914 8C97EA DC00B0 E49E12 F4CAE5

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