What this means
The IEEE assigned the MA-L block 807DE3 to Chongqing Sichuan Instrument Microcircuit 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 80:7D:E3, it is Chongqing Sichuan Instrument Microcircuit Co.LTD. hardware.
Frequently Asked Questions
Who owns MAC prefix 807DE3?
807DE3 is registered to Chongqing Sichuan Instrument Microcircuit 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. Chongqing Sichuan Instrument Microcircuit Co.LTD.'s block covers 16,777,216 addresses.
What devices use 807DE3?
Any network device with a MAC address starting 80:7D:E3 was manufactured by or for Chongqing Sichuan Instrument Microcircuit Co.LTD..