70:B3:D5:72:4 Quan International Co., Ltd.
Every MAC address from 70:B3:D5:72:40:00 to 70:B3:D5:72:4F:FF belongs to a block the IEEE assigned to Quan International Co., Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 70:B3:D5:72:4 belongs to
Written 70:B3:D5:72:4, 70-B3-D5-72-4 or 70B3D5724, depending on the system. Look up a full address.
Prefix
70:B3:D5:72:4/36
Organization
Quan International Co., Ltd.
Registry
MA-S (36 bits)
Addresses
4,096
First address
70:B3:D5:72:40:00
Last address
70:B3:D5:72:4F:FF
Address type
Globally unique, unicast
Registered address
4F, No. 196, Hsinghu 3rd Rd., Neihu District Taipei TW 11494
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.