What this means
The IEEE assigned the MA-L block 4050B5 to Shenzhen New Species 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 40:50:B5, it is Shenzhen New Species Technology Co., Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix 4050B5?
4050B5 is registered to Shenzhen New Species 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. Shenzhen New Species Technology Co., Ltd.'s block covers 16,777,216 addresses.
What devices use 4050B5?
Any network device with a MAC address starting 40:50:B5 was manufactured by or for Shenzhen New Species Technology Co., Ltd..