What this means
The IEEE assigned the MA-L block B8EF8B to SHENZHEN CANNICE 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 B8:EF:8B, it is SHENZHEN CANNICE TECHNOLOGY CO.,LTD hardware.
Frequently Asked Questions
Who owns MAC prefix B8EF8B?
B8EF8B is registered to SHENZHEN CANNICE 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 CANNICE TECHNOLOGY CO.,LTD's block covers 16,777,216 addresses.
What devices use B8EF8B?
Any network device with a MAC address starting B8:EF:8B was manufactured by or for SHENZHEN CANNICE TECHNOLOGY CO.,LTD.