MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
Hottinger Brüel & Kjaer GmbH
MAC address prefix 00:09:E5 is registered to Hottinger Brüel & Kjaer GmbH, located at Im Tiefen See 45Darmstadt D-64293DE.
This registration is classified as MA-L (Mac Address Block Large) containing approximately 16 million MAC addresses
The prefix was initially registered on 05 June 2002, with the most recent update made on 10 November 2021.
OUI: 00:09:E5
Vendor name: Hottinger Brüel & Kjaer GmbH
Address:
Assignment Type MA-L Im Tiefen See 45
Darmstadt D-64293
DE.
Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)
Last updated: 10 November 2021
Initial registration: 05 June 2002
