Who owns MAC prefix 40F3850?

40F3850 is registered to SubPac in the IEEE MA-M registry.

What devices use 40F3850?

Any network device with a MAC address starting 40:F3:85:0 was manufactured by or for SubPac.

MA-M · OUI prefix

SubPac

Any MAC address starting 40:F3:85:0 is registered to SubPac in US.

OUI prefix	40F3850
Vendor	SubPac
Registry	MA-M (28-bit, medium block)
Country	US
Example MAC	40:F3:85:0:00:00:00

What this means

The IEEE assigned the MA-M block 40F3850 to SubPac. 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 40:F3:85:0, it is SubPac hardware.

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