Who owns MAC prefix 2005B6?

2005B6 is registered to OpenWrt in the IEEE MA-L registry.

What devices use 2005B6?

Any network device with a MAC address starting 20:05:B6 was manufactured by or for OpenWrt.

MA-L · OUI prefix

OpenWrt

Any MAC address starting 20:05:B6 is registered to OpenWrt in US.

OUI prefix	2005B6
Vendor	OpenWrt
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	20:05:B6:00:00:00

What this means

The IEEE assigned the MA-L block 2005B6 to OpenWrt. 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 20:05:B6, it is OpenWrt hardware.

Look up another MAC