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.
Frequently Asked Questions
Who owns MAC prefix 000444?
000444 is registered to Western Multiplex Corporation in the IEEE MA-L registry.
What does the MA-L registry type mean?
An MA-L assignment, the IEEE's original OUI format, gives the vendor the first three octets and 16,777,216 device addresses under them. Western Multiplex Corporation's block covers 16,777,216 addresses.
What devices use 000444?
Any network device with a MAC address starting 00:04:44 was manufactured by or for Western Multiplex Corporation.