What this means
The IEEE assigned the MA-L block 00186D to Zhenjiang Sapphire Electronic Industry CO.. 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 00:18:6D, it is Zhenjiang Sapphire Electronic Industry CO. hardware.
Frequently Asked Questions
Who owns MAC prefix 00186D?
00186D is registered to Zhenjiang Sapphire Electronic Industry CO. 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. Zhenjiang Sapphire Electronic Industry CO.'s block covers 16,777,216 addresses.
What devices use 00186D?
Any network device with a MAC address starting 00:18:6D was manufactured by or for Zhenjiang Sapphire Electronic Industry CO..