What this means
The IEEE assigned the MA-L block 30169D to MERCUSYS 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 30:16:9D, it is MERCUSYS TECHNOLOGIES CO., LTD. hardware.
Frequently Asked Questions
Who owns MAC prefix 30169D?
30169D is registered to MERCUSYS 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. MERCUSYS TECHNOLOGIES CO., LTD.'s block covers 16,777,216 addresses.
What devices use 30169D?
Any network device with a MAC address starting 30:16:9D was manufactured by or for MERCUSYS TECHNOLOGIES CO., LTD..