What this means
The IEEE assigned the MA-L block B83B8F to Hangzhou Hylin IoT Techonology 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 B8:3B:8F, it is Hangzhou Hylin IoT Techonology Co.,Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix B83B8F?
B83B8F is registered to Hangzhou Hylin IoT Techonology 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. Hangzhou Hylin IoT Techonology Co.,Ltd.'s block covers 16,777,216 addresses.
What devices use B83B8F?
Any network device with a MAC address starting B8:3B:8F was manufactured by or for Hangzhou Hylin IoT Techonology Co.,Ltd..