70:B3:D5:14:3 A & T Technologies
Every MAC address from 70:B3:D5:14:30:00 to 70:B3:D5:14:3F:FF belongs to a block the IEEE assigned to A & T Technologies. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 70:B3:D5:14:3 belongs to
Written 70:B3:D5:14:3, 70-B3-D5-14-3 or 70B3D5143, depending on the system. Look up a full address.
Prefix
70:B3:D5:14:3/36
Organization
A & T Technologies
Registry
MA-S (36 bits)
Addresses
4,096
First address
70:B3:D5:14:30:00
Last address
70:B3:D5:14:3F:FF
Address type
Globally unique, unicast
Registered address
ul. Baumana 57a-31 Kemerovo RU 650040
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.