OUI Lookup
0040aa
Valmet Automation
Manufacturer Information
- OUI Prefix
- 0040aa
- Manufacturer
- Valmet Automation
- Address
- Lentokentänkatu 11, P.O.Box 237 Tampere FI FIN-3310
- Last updated
- 6/9/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 0040AA
The OUI prefix 0040AA is assigned to Valmet Automation, based in Lentokentänkatu 11, P.O.Box 237 Tampere FI FIN-3310 . 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 Valmet Automation.