OUI Lookup
0011c9
MTT Corporation
Manufacturer Information
- OUI Prefix
- 0011c9
- Manufacturer
- MTT Corporation
- Address
- 2-7-12 Nishi-ku Kobe JP 651-2241
- Last updated
- 6/11/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 0011C9
The OUI prefix 0011C9 is assigned to MTT Corporation, based in 2-7-12 Nishi-ku Kobe JP 651-2241 . 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 MTT Corporation.