78:D8:00:B Maddalena S.p.A.
Every MAC address from 78:D8:00:B0:00:00 to 78:D8:00:BF:FF:FF belongs to a block the IEEE assigned to Maddalena S.p.A.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 78:D8:00:B belongs to
Written 78:D8:00:B, 78-D8-00-B or 78D800B, depending on the system. Look up a full address.
Prefix
78:D8:00:B/28
Organization
Maddalena S.p.A.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
78:D8:00:B0:00:00
Last address
78:D8:00:BF:FF:FF
Address type
Globally unique, unicast
Registered address
via G.B. Maddalena 2/4 Povoletto UD IT 33040
Parent block
Inside 78:D8:00
This MA-M block is carved from the 24-bit block 78:D8:00, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.