Who owns MAC prefix 8C1F6473B?

8C1F6473B is registered to Fink Zeitsysteme GmbH in the IEEE MA-S registry.

What devices use 8C1F6473B?

Any network device with a MAC address starting 8C:1F:64:73:B was manufactured by or for Fink Zeitsysteme GmbH.

MA-S · OUI prefix

Fink Zeitsysteme GmbH

Any MAC address starting 8C:1F:64:73:B is registered to Fink Zeitsysteme GmbH in AT.

OUI prefix	8C1F6473B
Vendor	Fink Zeitsysteme GmbH
Registry	MA-S (36-bit, small block)
Country	AT
Example MAC	8C:1F:64:73:B:00:00:00

What this means

The IEEE assigned the MA-S block 8C1F6473B to Fink Zeitsysteme GmbH. 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:64:73:B, it is Fink Zeitsysteme GmbH hardware.

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