MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
Shanghai Sunmi Technology Co.,Ltd.
MAC address prefix B8:1B:CB is registered to Shanghai Sunmi Technology Co.,Ltd., located at Room 505No.388 Song Hu RoadYang Pu DistrictShanghaiChinaShanghai Shanghai 200433CN.
This registration is classified as MA-L (Mac Address Block Large) containing approximately 16 million MAC addresses
The prefix was registered on 26 June 2026, and no subsequent updates have been recorded.
OUI: B8:1B:CB
Vendor name: Shanghai Sunmi Technology Co.,Ltd.
Address:
Assignment Type MA-L Room 505
No.388 Song Hu Road
Yang Pu District
Shanghai
China
Shanghai Shanghai 200433
CN.
Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)
Initial registration: 26 June 2026
