OUI Lookup
0080ef
RATIONAL
Manufacturer Information
- OUI Prefix
- 0080ef
- Manufacturer
- RATIONAL
- Address
- 3320 SCOTT BOULEVARD SANTA CLARA CA US 95054
- Last updated
- 6/9/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 0080EF
The OUI prefix 0080EF is assigned to RATIONAL, based in 3320 SCOTT BOULEVARD SANTA CLARA CA US 95054 . 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 RATIONAL.