What this means
The IEEE assigned the MA-L block 50DB3F to SHENZHEN GONGJIN ELECTRONICS CO.,LT. 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 50:DB:3F, it is SHENZHEN GONGJIN ELECTRONICS CO.,LT hardware.
Frequently Asked Questions
Who owns MAC prefix 50DB3F?
50DB3F is registered to SHENZHEN GONGJIN ELECTRONICS CO.,LT 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. SHENZHEN GONGJIN ELECTRONICS CO.,LT's block covers 16,777,216 addresses.
What devices use 50DB3F?
Any network device with a MAC address starting 50:DB:3F was manufactured by or for SHENZHEN GONGJIN ELECTRONICS CO.,LT.