70:B3:D5:83:8 Tofino
Every MAC address from 70:B3:D5:83:80:00 to 70:B3:D5:83:8F:FF belongs to a block the IEEE assigned to Tofino. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 70:B3:D5:83:8 belongs to
Written 70:B3:D5:83:8, 70-B3-D5-83-8 or 70B3D5838, depending on the system. Look up a full address.
Prefix
70:B3:D5:83:8/36
Organization
Tofino
Registry
MA-S (36 bits)
Addresses
4,096
First address
70:B3:D5:83:80:00
Last address
70:B3:D5:83:8F:FF
Address type
Globally unique, unicast
Registered address
47823 Westinghouse Dr. Fremont California US 94539
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.
Same organization
Other blocks assigned to Tofino
1 more block registered under the same name.