80:A5:79:B Ground Control Technologies UK Ltd.
Every MAC address from 80:A5:79:B0:00:00 to 80:A5:79:BF:FF:FF belongs to a block the IEEE assigned to Ground Control Technologies UK Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 80:A5:79:B belongs to
Written 80:A5:79:B, 80-A5-79-B or 80A579B, depending on the system. Look up a full address.
Prefix
80:A5:79:B/28
Organization
Ground Control Technologies UK Ltd.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
80:A5:79:B0:00:00
Last address
80:A5:79:BF:FF:FF
Address type
Globally unique, unicast
Registered address
Unit 8, Fulcrum 2 Solent Way Whiteley Hampshire GB PO15 7FN
Parent block
Inside 80:A5:79
This MA-M block is carved from the 24-bit block 80:A5:79, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.