What this means
The IEEE assigned the MA-L block 00C099 to YOSHIKI INDUSTRIAL 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 00:C0:99, it is YOSHIKI INDUSTRIAL CO.,LTD. hardware.
Frequently Asked Questions
Who owns MAC prefix 00C099?
00C099 is registered to YOSHIKI INDUSTRIAL 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. YOSHIKI INDUSTRIAL CO.,LTD.'s block covers 16,777,216 addresses.
What devices use 00C099?
Any network device with a MAC address starting 00:C0:99 was manufactured by or for YOSHIKI INDUSTRIAL CO.,LTD..