OUI Lookup
001a40
A-FOUR TECH CO., LTD.
Manufacturer Information
- OUI Prefix
- 001a40
- Manufacturer
- A-FOUR TECH CO., LTD.
- Address
- 6F, No. 108, Min-Chuan Rd., Hsin-Tien Taipei TW 23141
- Last updated
- 6/10/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 001A40
The OUI prefix 001A40 is assigned to A-FOUR TECH CO., LTD., based in 6F, No. 108, Min-Chuan Rd., Hsin-Tien Taipei TW 23141 . 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 A-FOUR TECH CO., LTD..