Who owns MAC prefix 908C09?

908C09 is registered to Total Phase in the IEEE MA-L registry.

What devices use 908C09?

Any network device with a MAC address starting 90:8C:09 was manufactured by or for Total Phase.

MA-L · OUI prefix

Total Phase

Any MAC address starting 90:8C:09 is registered to Total Phase in US.

OUI prefix	908C09
Vendor	Total Phase
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	90:8C:09:00:00:00

What this means

The IEEE assigned the MA-L block 908C09 to Total Phase. 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 90:8C:09, it is Total Phase hardware.

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