What this means
The IEEE assigned the MA-L block 5C64F3 to sywinkey HongKong Co,. Limited?. 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 5C:64:F3, it is sywinkey HongKong Co,. Limited? hardware.
Frequently Asked Questions
Who owns MAC prefix 5C64F3?
5C64F3 is registered to sywinkey HongKong Co,. Limited? 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. sywinkey HongKong Co,. Limited?'s block covers 16,777,216 addresses.
What devices use 5C64F3?
Any network device with a MAC address starting 5C:64:F3 was manufactured by or for sywinkey HongKong Co,. Limited?.