Who owns MAC prefix 8C1F641CB?

8C1F641CB is registered to SASYS e.K. in the IEEE MA-S registry.

What devices use 8C1F641CB?

Any network device with a MAC address starting 8C:1F:64:1C:B was manufactured by or for SASYS e.K..

MA-S · OUI prefix

SASYS e.K.

Any MAC address starting 8C:1F:64:1C:B is registered to SASYS e.K. in DE.

OUI prefix	8C1F641CB
Vendor	SASYS e.K.
Registry	MA-S (36-bit, small block)
Country	DE
Example MAC	8C:1F:64:1C:B:00:00:00

What this means

The IEEE assigned the MA-S block 8C1F641CB to SASYS e.K.. 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 8C:1F:64:1C:B, it is SASYS e.K. hardware.

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