D4:12:BB Quadrant Components Inc. Ltd
Every MAC address from D4:12:BB:00:00:00 to D4:12:BB:FF:FF:FF belongs to a block the IEEE assigned to Quadrant Components Inc. Ltd. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who D4:12:BB belongs to
Written D4:12:BB, D4-12-BB or D412BB, depending on the system. Look up a full address.
Prefix
D4:12:BB
Organization
Quadrant Components Inc. Ltd
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
D4:12:BB:00:00:00
Last address
D4:12:BB:FF:FF:FF
Address type
Globally unique, unicast
Registered address
Unit 5, 17/F, Metro Loft, Kwai Chung, New Territory HK