OUI Lookup
1c3de7
Sigma Koki Co.,Ltd.
Manufacturer Information
- OUI Prefix
- 1c3de7
- Manufacturer
- Sigma Koki Co.,Ltd.
- Address
- 1-19-9 Midori Sumida-ku Tokyo JP 130-0021
- Last updated
- 6/10/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 1C3DE7
The OUI prefix 1C3DE7 is assigned to Sigma Koki Co.,Ltd., based in 1-19-9 Midori Sumida-ku Tokyo JP 130-0021 . 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 Sigma Koki Co.,Ltd..