OUI Lookup
54ef5b
Science Corporation
Manufacturer Information
- OUI Prefix
- 54ef5b
- Manufacturer
- Science Corporation
- Address
- 300 Wind River Way Alameda CA US 94501
- Last updated
- 6/20/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 54EF5B
The OUI prefix 54EF5B is assigned to Science Corporation, based in 300 Wind River Way Alameda CA US 94501 . 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 Science Corporation.