Who owns MAC prefix 8C1F642DE?

8C1F642DE is registered to Polar Bear Design in the IEEE MA-S registry.

What devices use 8C1F642DE?

Any network device with a MAC address starting 8C:1F:64:2D:E was manufactured by or for Polar Bear Design.

MA-S · OUI prefix

Polar Bear Design

Any MAC address starting 8C:1F:64:2D:E is registered to Polar Bear Design.

OUI prefix	8C1F642DE
Vendor	Polar Bear Design
Registry	MA-S (36-bit, small block)
Example MAC	8C:1F:64:2D:E:00:00:00

What this means

The IEEE assigned the MA-S block 8C1F642DE to Polar Bear Design. 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:64:2D:E, it is Polar Bear Design hardware.

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