OUI Lookup
0025dc
Sumitomo Electric Industries, Ltd
Manufacturer Information
- OUI Prefix
- 0025dc
- Manufacturer
- Sumitomo Electric Industries, Ltd
- Address
- 1-1-3, Shimaya, Konohana-ku Osaka JP 554-0024
- Last updated
- 6/8/2026
Vendor Statistics
- Total prefixes
- 8
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 0025DC
The OUI prefix 0025DC is assigned to Sumitomo Electric Industries, Ltd, based in 1-1-3, Shimaya, Konohana-ku Osaka JP 554-0024 . 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 Sumitomo Electric Industries, Ltd.