Who owns MAC prefix 8C1F642AC?

8C1F642AC is registered to DCO SYSTEMS LTD in the IEEE MA-S registry.

What devices use 8C1F642AC?

Any network device with a MAC address starting 8C:1F:64:2A:C was manufactured by or for DCO SYSTEMS LTD.

MA-S · OUI prefix

DCO SYSTEMS LTD

Any MAC address starting 8C:1F:64:2A:C is registered to DCO SYSTEMS LTD.

OUI prefix	8C1F642AC
Vendor	DCO SYSTEMS LTD
Registry	MA-S (36-bit, small block)
Example MAC	8C:1F:64:2A:C:00:00:00

What this means

The IEEE assigned the MA-S block 8C1F642AC to DCO SYSTEMS LTD. 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:64:2A:C, it is DCO SYSTEMS LTD hardware.

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