Who owns MAC prefix 000444?

000444 is registered to Western Multiplex Corporation in the IEEE MA-L registry.

What devices use 000444?

Any network device with a MAC address starting 00:04:44 was manufactured by or for Western Multiplex Corporation.

MA-L · OUI prefix

Western Multiplex Corporation

Any MAC address starting 00:04:44 is registered to Western Multiplex Corporation in US.

OUI prefix	000444
Vendor	Western Multiplex Corporation
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:04:44:00:00:00

What this means

The IEEE assigned the MA-L block 000444 to Western Multiplex Corporation. 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 00:04:44, it is Western Multiplex Corporation hardware.

Look up another MAC