Who owns MAC prefix 6CDFFB8?

6CDFFB8 is registered to Hardmeier in the IEEE MA-M registry.

What devices use 6CDFFB8?

Any network device with a MAC address starting 6C:DF:FB:8 was manufactured by or for Hardmeier.

MA-M · OUI prefix

Hardmeier

Any MAC address starting 6C:DF:FB:8 is registered to Hardmeier in EE.

OUI prefix	6CDFFB8
Vendor	Hardmeier
Registry	MA-M (28-bit, medium block)
Country	EE
Example MAC	6C:DF:FB:8:00:00:00

What this means

The IEEE assigned the MA-M block 6CDFFB8 to Hardmeier. 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 6C:DF:FB:8, it is Hardmeier hardware.

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