70:B3:D5:40:9 Beijing Yutian Technology Co., Ltd.
Every MAC address from 70:B3:D5:40:90:00 to 70:B3:D5:40:9F:FF belongs to a block the IEEE assigned to Beijing Yutian Technology Co., Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 70:B3:D5:40:9 belongs to
Written 70:B3:D5:40:9, 70-B3-D5-40-9 or 70B3D5409, depending on the system. Look up a full address.
Prefix
70:B3:D5:40:9/36
Organization
Beijing Yutian Technology Co., Ltd.
Registry
MA-S (36 bits)
Addresses
4,096
First address
70:B3:D5:40:90:00
Last address
70:B3:D5:40:9F:FF
Address type
Globally unique, unicast
Registered address
First floor, Jiangshan Holding Building, No.6 Academy of Agricultural Sciences West Road, Haidian District Beijing Beijing CN 100097
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.