What this means
The IEEE assigned the MA-L block 6CCF39 to Shanghai StarFive Semiconductor 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 6C:CF:39, it is Shanghai StarFive Semiconductor Co., Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix 6CCF39?
6CCF39 is registered to Shanghai StarFive Semiconductor 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. Shanghai StarFive Semiconductor Co., Ltd.'s block covers 16,777,216 addresses.
What devices use 6CCF39?
Any network device with a MAC address starting 6C:CF:39 was manufactured by or for Shanghai StarFive Semiconductor Co., Ltd..