What this means
The IEEE assigned the MA-M block C8F5D6C to Eltako 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 C8:F5:D6:C, it is Eltako GmbH hardware.
Frequently Asked Questions
Who owns MAC prefix C8F5D6C?
C8F5D6C is registered to Eltako GmbH in the IEEE MA-M registry.
What does the MA-M registry type mean?
An MA-M assignment covers 28 bits of the address, giving the vendor 1,048,576 device addresses, a quarter of a full MA-L block. Eltako GmbH's block covers 1,048,576 addresses.
What devices use C8F5D6C?
Any network device with a MAC address starting C8:F5:D6:C was manufactured by or for Eltako GmbH.