OUI Lookup
0004ca
FreeMs Corp.
Manufacturer Information
- OUI Prefix
- 0004ca
- Manufacturer
- FreeMs Corp.
- Address
- Shinhan Bldg. 6F, Seoul 150-736 KR KOREA
- Last updated
- 6/8/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 0004CA
The OUI prefix 0004CA is assigned to FreeMs Corp., based in Shinhan Bldg. 6F, Seoul 150-736 KR KOREA . 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 FreeMs Corp..