What this means
The IEEE assigned the MA-L block 002224 to Good Will Instrument Co., Ltd.. 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 00:22:24, it is Good Will Instrument Co., Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix 002224?
002224 is registered to Good Will Instrument Co., Ltd. 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. Good Will Instrument Co., Ltd.'s block covers 16,777,216 addresses.
What devices use 002224?
Any network device with a MAC address starting 00:22:24 was manufactured by or for Good Will Instrument Co., Ltd..