What this means
The IEEE assigned the MA-L block 38019F to SHENZHEN FAST TECHNOLOGIES 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 38:01:9F, it is SHENZHEN FAST TECHNOLOGIES CO.,LTD hardware.
Frequently Asked Questions
Who owns MAC prefix 38019F?
38019F is registered to SHENZHEN FAST TECHNOLOGIES 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. SHENZHEN FAST TECHNOLOGIES CO.,LTD's block covers 16,777,216 addresses.
What devices use 38019F?
Any network device with a MAC address starting 38:01:9F was manufactured by or for SHENZHEN FAST TECHNOLOGIES CO.,LTD.