Who owns MAC prefix 8C1F64778?

8C1F64778 is registered to ERS Elektronik GmbH in the IEEE MA-S registry.

What devices use 8C1F64778?

Any network device with a MAC address starting 8C:1F:64:77:8 was manufactured by or for ERS Elektronik GmbH.

MA-S · OUI prefix

ERS Elektronik GmbH

Any MAC address starting 8C:1F:64:77:8 is registered to ERS Elektronik GmbH in DE.

OUI prefix	8C1F64778
Vendor	ERS Elektronik GmbH
Registry	MA-S (36-bit, small block)
Country	DE
Example MAC	8C:1F:64:77:8:00:00:00

What this means

The IEEE assigned the MA-S block 8C1F64778 to ERS 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:64:77:8, it is ERS Elektronik GmbH hardware.

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