What this means
The IEEE assigned the MA-L block 743E39 to YUSUR Technology 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 74:3E:39, it is YUSUR Technology Co., Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix 743E39?
743E39 is registered to YUSUR Technology 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. YUSUR Technology Co., Ltd.'s block covers 16,777,216 addresses.
What devices use 743E39?
Any network device with a MAC address starting 74:3E:39 was manufactured by or for YUSUR Technology Co., Ltd..