What this means
The IEEE assigned the MA-L block B47356 to Hangzhou Treebear Networking 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 B4:73:56, it is Hangzhou Treebear Networking Co., Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix B47356?
B47356 is registered to Hangzhou Treebear Networking 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 Treebear Networking Co., Ltd.'s block covers 16,777,216 addresses.
What devices use B47356?
Any network device with a MAC address starting B4:73:56 was manufactured by or for Hangzhou Treebear Networking Co., Ltd..