B4:89:10 Coster T.E. S.P.A.
Every MAC address from B4:89:10:00:00:00 to B4:89:10:FF:FF:FF belongs to a block the IEEE assigned to Coster T.E. S.P.A.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who B4:89:10 belongs to
Written B4:89:10, B4-89-10 or B48910, depending on the system. Look up a full address.
Prefix
B4:89:10
Organization
Coster T.E. S.P.A.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
B4:89:10:00:00:00
Last address
B4:89:10:FF:FF:FF
Address type
Globally unique, unicast
Registered address
Via San Giovanni Battista De La Salle 4/a Milano MI IT 20132