OUI Lookup
c83dfc
AlphaTheta Corporation
Manufacturer Information
- OUI Prefix
- c83dfc
- Manufacturer
- AlphaTheta Corporation
- Address
- 6F,Yokohama i-Mark Place, 4-4-5 Minatomirai, Nishi-ku Yokohama Kanagawa JP 220-0012
- Last updated
- 6/9/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix C83DFC
The OUI prefix C83DFC is assigned to AlphaTheta Corporation, based in 6F,Yokohama i-Mark Place, 4-4-5 Minatomirai, Nishi-ku Yokohama Kanagawa JP 220-0012 . 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 AlphaTheta Corporation.