What this means
The IEEE assigned the MA-L block 285F2F to RNware 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 28:5F:2F, it is RNware Co.,Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix 285F2F?
285F2F is registered to RNware 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. RNware Co.,Ltd.'s block covers 16,777,216 addresses.
What devices use 285F2F?
Any network device with a MAC address starting 28:5F:2F was manufactured by or for RNware Co.,Ltd..