What this means
The IEEE assigned the MA-L block F8C903 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 F8:C9:03, it is TP-LINK TECHNOLOGIES CO.,LTD. hardware.
Frequently Asked Questions
Who owns MAC prefix F8C903?
F8C903 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 F8C903?
Any network device with a MAC address starting F8:C9:03 was manufactured by or for TP-LINK TECHNOLOGIES CO.,LTD..