Who owns MAC prefix 8C1F6473F?

8C1F6473F is registered to UBISCALE in the IEEE MA-S registry.

What devices use 8C1F6473F?

Any network device with a MAC address starting 8C:1F:64:73:F was manufactured by or for UBISCALE.

MA-S · OUI prefix

UBISCALE

Any MAC address starting 8C:1F:64:73:F is registered to UBISCALE in FR.

OUI prefix	8C1F6473F
Vendor	UBISCALE
Registry	MA-S (36-bit, small block)
Country	FR
Example MAC	8C:1F:64:73:F:00:00:00

What this means

The IEEE assigned the MA-S block 8C1F6473F to UBISCALE. 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:64:73:F, it is UBISCALE hardware.

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