B4:31:B8 Aviwest
Every MAC address from B4:31:B8:00:00:00 to B4:31:B8:FF:FF:FF belongs to a block the IEEE assigned to Aviwest. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who B4:31:B8 belongs to
Written B4:31:B8, B4-31-B8 or B431B8, depending on the system. Look up a full address.
Prefix
B4:31:B8
Organization
Aviwest
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
B4:31:B8:00:00:00
Last address
B4:31:B8:FF:FF:FF
Address type
Globally unique, unicast
Registered address
6 rue du Patis Tatelin Rennes FR 35700