OUI Lookup
3c3f51
2CRSI
Manufacturer Information
- OUI Prefix
- 3c3f51
- Manufacturer
- 2CRSI
- Address
- 32 rue Jacobi-Netter STRASBOURG France FR 67200
- Last updated
- 6/11/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 3C3F51
The OUI prefix 3C3F51 is assigned to 2CRSI, based in 32 rue Jacobi-Netter STRASBOURG France FR 67200 . 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 2CRSI.