Who owns MAC prefix A42305?

A42305 is registered to Open Networking Laboratory in the IEEE MA-L registry.

What devices use A42305?

Any network device with a MAC address starting A4:23:05 was manufactured by or for Open Networking Laboratory.

MA-L · OUI prefix

Open Networking Laboratory

Any MAC address starting A4:23:05 is registered to Open Networking Laboratory in US.

OUI prefix	A42305
Vendor	Open Networking Laboratory
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	A4:23:05:00:00:00

What this means

The IEEE assigned the MA-L block A42305 to Open Networking Laboratory. 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 A4:23:05, it is Open Networking Laboratory hardware.

Look up another MAC