What this means
The IEEE assigned the MA-L block 0447CA to GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI. 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 04:47:CA, it is GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI hardware.
Frequently Asked Questions
Who owns MAC prefix 0447CA?
0447CA is registered to GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI 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. GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI's block covers 16,777,216 addresses.
What devices use 0447CA?
Any network device with a MAC address starting 04:47:CA was manufactured by or for GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI.