Find the vendor name of a device by entering an OUI or a MAC address
Harman/Becker Automotive Systems GmbH
Harman/Becker Automotive Systems GmbH accessible at www.harman.com, manages 10 unique MAC address prefixes. These prefixes are part of a massive allocation with a total block size of 151 million addresses.
The allocation includes the following types: IAB, and MA-L (Mac Address Block Large, ~16 million addresses each).
The company registered its MAC address allocation on 16 June 2007, and the most recent update was made on 30 September 2025. These allocations support network identification and communication globally.
Unique prefixes: 10
Block Size: 150999030 (150.99 M)
First registration: 16 June 2007
Last updated: 30 September 2025
IAB:Individual Address Blocks. Number of address 2^24 (~16 Million)
MA-L:Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)