What this means
The IEEE assigned the MA-L block 286DCD to Beijing Winner Microelectronics 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 28:6D:CD, it is Beijing Winner Microelectronics Co.,Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix 286DCD?
286DCD is registered to Beijing Winner Microelectronics 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. Beijing Winner Microelectronics Co.,Ltd.'s block covers 16,777,216 addresses.
What devices use 286DCD?
Any network device with a MAC address starting 28:6D:CD was manufactured by or for Beijing Winner Microelectronics Co.,Ltd..