Who owns MAC prefix 18DFC1?

18DFC1 is registered to Aetheros in the IEEE MA-L registry.

What devices use 18DFC1?

Any network device with a MAC address starting 18:DF:C1 was manufactured by or for Aetheros.

MA-L · OUI prefix

Aetheros

Any MAC address starting 18:DF:C1 is registered to Aetheros in US.

OUI prefix	18DFC1
Vendor	Aetheros
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	18:DF:C1:00:00:00

What this means

The IEEE assigned the MA-L block 18DFC1 to Aetheros. 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 18:DF:C1, it is Aetheros hardware.

Look up another MAC