70:B3:D5:6C:9 Redstone Sunshine(Beijing)Technology Co.,Ltd.
Every MAC address from 70:B3:D5:6C:90:00 to 70:B3:D5:6C:9F:FF belongs to a block the IEEE assigned to Redstone Sunshine(Beijing)Technology Co.,Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 70:B3:D5:6C:9 belongs to
Written 70:B3:D5:6C:9, 70-B3-D5-6C-9 or 70B3D56C9, depending on the system. Look up a full address.
Prefix
70:B3:D5:6C:9/36
Organization
Redstone Sunshine(Beijing)Technology Co.,Ltd.
Registry
MA-S (36 bits)
Addresses
4,096
First address
70:B3:D5:6C:90:00
Last address
70:B3:D5:6C:9F:FF
Address type
Globally unique, unicast
Registered address
Floor 2,Block B,Fu Xing Office Building,He Tao Yuan NO.30,Guan Dong Dian Bei Jie,Chao Yang District Beijing CN 100020
Parent block
Inside 70:B3:D5
This MA-S block is carved from the 24-bit block 70:B3:D5, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.