OUI Lookup
0004c3
CASTOR Informatique
Manufacturer Information
- OUI Prefix
- 0004c3
- Manufacturer
- CASTOR Informatique
- Address
- 2, Rue Du Kefir 94537 Orly Cedex FR
- Last updated
- 6/10/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 0004C3
The OUI prefix 0004C3 is assigned to CASTOR Informatique, based in 2, Rue Du Kefir 94537 Orly Cedex FR . 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 CASTOR Informatique.