Who owns MAC prefix 8C1F644E4?

8C1F644E4 is registered to Nuvation Energy in the IEEE MA-S registry.

What devices use 8C1F644E4?

Any network device with a MAC address starting 8C:1F:64:4E:4 was manufactured by or for Nuvation Energy.

MA-S · OUI prefix

Nuvation Energy

Any MAC address starting 8C:1F:64:4E:4 is registered to Nuvation Energy.

OUI prefix	8C1F644E4
Vendor	Nuvation Energy
Registry	MA-S (36-bit, small block)
Example MAC	8C:1F:64:4E:4:00:00:00

What this means

The IEEE assigned the MA-S block 8C1F644E4 to Nuvation Energy. 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:64:4E:4, it is Nuvation Energy hardware.

Other Nuvation Energy prefixes

Nuvation Energy holds 2 registered blocks in total.

8C1F64DFE

Look up another MAC