OUI Lookup
0009e5
Hottinger Brüel & Kjaer GmbH
Manufacturer Information
- OUI Prefix
- 0009e5
- Manufacturer
- Hottinger Brüel & Kjaer GmbH
- Address
- Im Tiefen See 45 Darmstadt DE D-64293
- Last updated
- 6/10/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 0009E5
The OUI prefix 0009E5 is assigned to Hottinger Brüel & Kjaer GmbH, based in Im Tiefen See 45 Darmstadt DE D-64293 . It is a MA-L type block of 24 bits (first three octets). Allows up to 16 million unique MAC addresses. If you find this prefix on your network, the devices belong to Hottinger Brüel & Kjaer GmbH.