68:79:12:4 McDonald's Corporation
Every MAC address from 68:79:12:40:00:00 to 68:79:12:4F:FF:FF belongs to a block the IEEE assigned to McDonald's Corporation. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 68:79:12:4 belongs to
Written 68:79:12:4, 68-79-12-4 or 6879124, depending on the system. Look up a full address.
Prefix
68:79:12:4/28
Organization
McDonald's Corporation
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
68:79:12:40:00:00
Last address
68:79:12:4F:FF:FF
Address type
Globally unique, unicast
Registered address
110 N. Carpenter Street Chicago US 60607
Parent block
Inside 68:79:12
This MA-M block is carved from the 24-bit block 68:79:12, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.