OUI Lookup
70533f
Alfa Instrumentos Eletronicos Ltda.
Manufacturer Information
- OUI Prefix
- 70533f
- Manufacturer
- Alfa Instrumentos Eletronicos Ltda.
- Address
- Rua Coronel Mario de Azevedo, 138 Sao Paulo SP BR 02710-020
- Last updated
- 6/13/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 70533F
The OUI prefix 70533F is assigned to Alfa Instrumentos Eletronicos Ltda., based in Rua Coronel Mario de Azevedo, 138 Sao Paulo SP BR 02710-020 . 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 Alfa Instrumentos Eletronicos Ltda..