OUI Lookup
5041b9
I-O DATA DEVICE,INC.
Manufacturer Information
- OUI Prefix
- 5041b9
- Manufacturer
- I-O DATA DEVICE,INC.
- Address
- 3-10,Sakurada-machi Kanazawa Ishikawa JP 920-8512
- Last updated
- 6/10/2026
Vendor Statistics
- Total prefixes
- 3
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 5041B9
The OUI prefix 5041B9 is assigned to I-O DATA DEVICE,INC., based in 3-10,Sakurada-machi Kanazawa Ishikawa JP 920-8512 . 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 I-O DATA DEVICE,INC..