OUI Lookup
0008b1
ProQuent Systems
Manufacturer Information
- OUI Prefix
- 0008b1
- Manufacturer
- ProQuent Systems
- Address
- 67 Forest Street Marlboro MA US 01752
- Last updated
- 6/12/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 0008B1
The OUI prefix 0008B1 is assigned to ProQuent Systems, based in 67 Forest Street Marlboro MA US 01752 . 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 ProQuent Systems.