MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
Harman/Becker Automotive Systems GmbH
MAC address prefix 34:09:E9 is registered to Harman/Becker Automotive Systems GmbH, located at Becker-Göring-Straße 16Karlsbad Baden-Württemberg 76307DE.
This registration is classified as MA-L (Mac Address Block Large) containing approximately 16 million MAC addresses
The prefix was registered on 19 June 2026, and no subsequent updates have been recorded.
OUI: 34:09:E9
Vendor name: Harman/Becker Automotive Systems GmbH
Address:
Assignment Type MA-L Becker-Göring-Straße 16
Karlsbad Baden-Württemberg 76307
DE.
Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)
Initial registration: 19 June 2026
