Who owns MAC prefix 8C1F642FC?

8C1F642FC is registered to Unimar, Inc. in the IEEE MA-S registry.

What devices use 8C1F642FC?

Any network device with a MAC address starting 8C:1F:64:2F:C was manufactured by or for Unimar, Inc..

MA-S · OUI prefix

Unimar, Inc.

Any MAC address starting 8C:1F:64:2F:C is registered to Unimar, Inc. in US.

OUI prefix	8C1F642FC
Vendor	Unimar, Inc.
Registry	MA-S (36-bit, small block)
Country	US
Example MAC	8C:1F:64:2F:C:00:00:00

What this means

The IEEE assigned the MA-S block 8C1F642FC to Unimar, Inc.. 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:64:2F:C, it is Unimar, Inc. hardware.

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