VIETNAM POST AND TELECOMMUNICATION INDUSTRY TECHNOLOGY JOIN STOCK COMPANY

VIETNAM POST AND TELECOMMUNICATION INDUSTRY TECHNOLOGY JOIN STOCK COMPANY holds 4 OUI prefixes in the IEEE registry. Each prefix is the first three octets of a MAC address and covers a block of 16,777,216 addresses, so devices built by VIETNAM POST AND TELECOMMUNICATION INDUSTRY TECHNOLOGY JOIN STOCK COMPANY draw from a pool of about 67,108,864 possible MAC addresses in total.

Registered address: Hi-Tech Industrial Zone I, Hoa Lac Hi-Tech Park, Hoa Lac Commune Hanoi VN 100000

All 4 prefixes

• 4C:12:E84C:12:E8:00:00:00 – 4C:12:E8:FF:FF:FF
• 7C:7B:687C:7B:68:00:00:00 – 7C:7B:68:FF:FF:FF
• B8:29:03B8:29:03:00:00:00 – B8:29:03:FF:FF:FF
• C4:2C:7BC4:2C:7B:00:00:00 – C4:2C:7B:FF:FF:FF

Have a full MAC address? Look it up to see which of these prefixes it belongs to — or browse the full manufacturer directory.