Who owns MAC prefix 8C1F64123?

8C1F64123 is registered to GeneSys Elektronik GmbH in the IEEE MA-S registry.

What devices use 8C1F64123?

Any network device with a MAC address starting 8C:1F:64:12:3 was manufactured by or for GeneSys Elektronik GmbH.

MA-S · OUI prefix

GeneSys Elektronik GmbH

Any MAC address starting 8C:1F:64:12:3 is registered to GeneSys Elektronik GmbH in DE.

OUI prefix	8C1F64123
Vendor	GeneSys Elektronik GmbH
Registry	MA-S (36-bit, small block)
Country	DE
Example MAC	8C:1F:64:12:3:00:00:00

What this means

The IEEE assigned the MA-S block 8C1F64123 to GeneSys Elektronik 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:64:12:3, it is GeneSys Elektronik GmbH hardware.

Look up another MAC