OUI Lookup
4c12e8
VIETNAM POST AND TELECOMMUNICATION INDUSTRY TECHNOLOGY JOIN STOCK COMPANY
Manufacturer Information
- OUI Prefix
- 4c12e8
- Manufacturer
- VIETNAM POST AND TELECOMMUNICATION INDUSTRY TECHNOLOGY JOIN STOCK COMPANY
- Address
- High Tech Industrial Zone I, Hoa Lac High Tech Park, Ha Bang Commune Ha Noi Thach That VN 100000
- Last updated
- 6/8/2026
Vendor Statistics
- Total prefixes
- 4
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 4C12E8
The OUI prefix 4C12E8 is assigned to VIETNAM POST AND TELECOMMUNICATION INDUSTRY TECHNOLOGY JOIN STOCK COMPANY, based in High Tech Industrial Zone I, Hoa Lac High Tech Park, Ha Bang Commune Ha Noi Thach That VN 100000 . 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 VIETNAM POST AND TELECOMMUNICATION INDUSTRY TECHNOLOGY JOIN STOCK COMPANY.