OUI Lookup
500f59
STMicrolectronics International NV
Manufacturer Information
- OUI Prefix
- 500f59
- Manufacturer
- STMicrolectronics International NV
- Address
- 39, Chemin du Champ-des-Filles Geneva, Plan-les-Quates CH 1228
- Last updated
- 6/10/2026
Vendor Statistics
- Total prefixes
- 4
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 500F59
The OUI prefix 500F59 is assigned to STMicrolectronics International NV, based in 39, Chemin du Champ-des-Filles Geneva, Plan-les-Quates CH 1228 . 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 STMicrolectronics International NV.