OUI Lookup
0439cb
Qingdao HaierTechnology Co.,Ltd
Manufacturer Information
- OUI Prefix
- 0439cb
- Manufacturer
- Qingdao HaierTechnology Co.,Ltd
- Address
- Building C01,Haier Information Park,No.1 Haier Road Qingdao CN 266101
- Last updated
- 6/8/2026
Vendor Statistics
- Total prefixes
- 3
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 0439CB
The OUI prefix 0439CB is assigned to Qingdao HaierTechnology Co.,Ltd, based in Building C01,Haier Information Park,No.1 Haier Road Qingdao CN 266101 . 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 Qingdao HaierTechnology Co.,Ltd.