OUI Lookup
4427f3
70mai Co.,Ltd.
Manufacturer Information
- OUI Prefix
- 4427f3
- Manufacturer
- 70mai Co.,Ltd.
- Address
- Room 2220, building 2, No. 588, Zixing road Shanghai MinHang District CN 201100
- Last updated
- 6/8/2026
Vendor Statistics
- Total prefixes
- 2
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 4427F3
The OUI prefix 4427F3 is assigned to 70mai Co.,Ltd., based in Room 2220, building 2, No. 588, Zixing road Shanghai MinHang District CN 201100 . 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 70mai Co.,Ltd..