Who owns MAC prefix 5C6AEC8?

5C6AEC8 is registered to Optiver Services B.V. in the IEEE MA-M registry.

What devices use 5C6AEC8?

Any network device with a MAC address starting 5C:6A:EC:8 was manufactured by or for Optiver Services B.V..

MA-M · OUI prefix

Optiver Services B.V.

Any MAC address starting 5C:6A:EC:8 is registered to Optiver Services B.V. in ZX.

OUI prefix	5C6AEC8
Vendor	Optiver Services B.V.
Registry	MA-M (28-bit, medium block)
Country	ZX
Example MAC	5C:6A:EC:8:00:00:00

What this means

The IEEE assigned the MA-M block 5C6AEC8 to Optiver Services B.V.. 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 5C:6A:EC:8, it is Optiver Services B.V. hardware.

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