What this means
The IEEE assigned the MA-L block 9C558F to Lockin Technology(Beijing) 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 9C:55:8F, it is Lockin Technology(Beijing) Co.,Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix 9C558F?
9C558F is registered to Lockin Technology(Beijing) 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. Lockin Technology(Beijing) Co.,Ltd.'s block covers 16,777,216 addresses.
What devices use 9C558F?
Any network device with a MAC address starting 9C:55:8F was manufactured by or for Lockin Technology(Beijing) Co.,Ltd..