OUI Lookup
b4df3b
Chromlech
Manufacturer Information
- OUI Prefix
- b4df3b
- Manufacturer
- Chromlech
- Address
- 19 av. Gabriel Faure THORIGNE FOUILLARD FR 35235
- Last updated
- 6/14/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix B4DF3B
The OUI prefix B4DF3B is assigned to Chromlech, based in 19 av. Gabriel Faure THORIGNE FOUILLARD FR 35235 . 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 Chromlech.