OUI Lookup
28a192
GERP Solution
Manufacturer Information
- OUI Prefix
- 28a192
- Manufacturer
- GERP Solution
- Address
- Rua Costa Aguiar, 1710 São Paulo SP BR 04204002
- Last updated
- 6/8/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 28A192
The OUI prefix 28A192 is assigned to GERP Solution, based in Rua Costa Aguiar, 1710 São Paulo SP BR 04204002 . 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 GERP Solution.