What this means
The IEEE assigned the MA-L block 843A5B to Inventec(Chongqing) Corporation. 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 84:3A:5B, it is Inventec(Chongqing) Corporation hardware.
Frequently Asked Questions
Who owns MAC prefix 843A5B?
843A5B is registered to Inventec(Chongqing) Corporation 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. Inventec(Chongqing) Corporation's block covers 16,777,216 addresses.
What devices use 843A5B?
Any network device with a MAC address starting 84:3A:5B was manufactured by or for Inventec(Chongqing) Corporation.