What this means
The IEEE assigned the MA-L block 385FC3 to Yu Jeong System, 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 38:5F:C3, it is Yu Jeong System, Co.Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix 385FC3?
385FC3 is registered to Yu Jeong System, 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. Yu Jeong System, Co.Ltd's block covers 16,777,216 addresses.
What devices use 385FC3?
Any network device with a MAC address starting 38:5F:C3 was manufactured by or for Yu Jeong System, Co.Ltd.