OUI Lookup
240b2a
Viettel Group
Manufacturer Information
- OUI Prefix
- 240b2a
- Manufacturer
- Viettel Group
- Address
- Center for Research and Development Hanoi VN 1111
- Last updated
- 6/14/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 240B2A
The OUI prefix 240B2A is assigned to Viettel Group, based in Center for Research and Development Hanoi VN 1111 . 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 Viettel Group.