OUI Lookup
0011b4
Westermo Network Technologies AB
Manufacturer Information
- OUI Prefix
- 0011b4
- Manufacturer
- Westermo Network Technologies AB
- Address
- Stora Sundby Sweden SE SE-640 40
- Last updated
- 6/11/2026
Vendor Statistics
- Total prefixes
- 2
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 0011B4
The OUI prefix 0011B4 is assigned to Westermo Network Technologies AB, based in Stora Sundby Sweden SE SE-640 40 . 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 Westermo Network Technologies AB.