OUI Lookup
0001b1
General Bandwidth
Manufacturer Information
- OUI Prefix
- 0001b1
- Manufacturer
- General Bandwidth
- Address
- 12303-B Technology Blvd. Austin TX US 78727
- Last updated
- 6/11/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 0001B1
The OUI prefix 0001B1 is assigned to General Bandwidth, based in 12303-B Technology Blvd. Austin TX US 78727 . 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 General Bandwidth.