00:12:1B Sound Devices, LLC
Every MAC address from 00:12:1B:00:00:00 to 00:12:1B:FF:FF:FF belongs to a block the IEEE assigned to Sound Devices, LLC. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:12:1B belongs to
Written 00:12:1B, 00-12-1B or 00121B, depending on the system. Look up a full address.
Prefix
00:12:1B
Organization
Sound Devices, LLC
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
00:12:1B:00:00:00
Last address
00:12:1B:FF:FF:FF
Address type
Globally unique, unicast
Registered address
300 Wengel Drive Reedsburg WI US 53959