What this means
The IEEE assigned the MA-L block 645601 to TP-LINK TECHNOLOGIES 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 64:56:01, it is TP-LINK TECHNOLOGIES CO.,LTD. hardware.
Frequently Asked Questions
Who owns MAC prefix 645601?
645601 is registered to TP-LINK TECHNOLOGIES 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. TP-LINK TECHNOLOGIES CO.,LTD.'s block covers 16,777,216 addresses.
What devices use 645601?
Any network device with a MAC address starting 64:56:01 was manufactured by or for TP-LINK TECHNOLOGIES CO.,LTD..