OUI Lookup
001b1e
HART Communication Foundation
Manufacturer Information
- OUI Prefix
- 001b1e
- Manufacturer
- HART Communication Foundation
- Address
- STE 1-350 Austin TX US 78759
- Last updated
- 6/10/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 001B1E
The OUI prefix 001B1E is assigned to HART Communication Foundation, based in STE 1-350 Austin TX US 78759 . 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 HART Communication Foundation.