OUI Lookup
543adf
Qualfiber Technology Co.,Ltd
Manufacturer Information
- OUI Prefix
- 543adf
- Manufacturer
- Qualfiber Technology Co.,Ltd
- Address
- No. 55 building,Zhangkeng Industrial Park,Minzhi,Longhua District,Shenzhen,Guangdong Province,China shenzhen Guangdong CN 518000
- Last updated
- 6/8/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 543ADF
The OUI prefix 543ADF is assigned to Qualfiber Technology Co.,Ltd, based in No. 55 building,Zhangkeng Industrial Park,Minzhi,Longhua District,Shenzhen,Guangdong Province,China shenzhen Guangdong CN 518000 . 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 Qualfiber Technology Co.,Ltd.