OUI Lookup
3c1640
Qingdao Haier Technology Co.,Ltd
Manufacturer Information
- OUI Prefix
- 3c1640
- Manufacturer
- Qingdao Haier Technology Co.,Ltd
- Address
- Building C01,Haier Information Park,No.1 Haier Road Qingdao CN 266101
- Last updated
- 6/8/2026
Vendor Statistics
- Total prefixes
- 18
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 3C1640
The OUI prefix 3C1640 is assigned to Qingdao Haier Technology 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 Haier Technology Co.,Ltd.
Other prefixes from Qingdao Haier Technology Co.,Ltd
04e229Qingdao Haier Technology Co.,Ltdd8e23fQingdao Haier Technology Co.,Ltd540853Qingdao Haier Technology Co.,Ltde8eafaQingdao Haier Technology Co.,Ltd3429efQingdao Haier Technology Co.,Ltd5c241fQingdao Haier Technology Co.,Ltd60b02bQingdao Haier Technology Co.,Ltd4448ffQingdao Haier Technology Co.,Ltda08222Qingdao Haier Technology Co.,Ltdac8226Qingdao Haier Technology Co.,Ltd18a7f1Qingdao Haier Technology Co.,Ltd04fa83Qingdao Haier Technology Co.,Ltdacb722Qingdao Haier Technology Co.,Ltd145790Qingdao Haier Technology Co.,Ltd68e478Qingdao Haier Technology Co.,Ltd24e8ceQingdao Haier Technology Co.,Ltd94224cQingdao Haier Technology Co.,Ltd