OUI Lookup
140020
LongSung Technology (Shanghai) Co.,Ltd.
Manufacturer Information
- OUI Prefix
- 140020
- Manufacturer
- LongSung Technology (Shanghai) Co.,Ltd.
- Address
- Room 606, Block B, Bldg. 1, No. 3000 Longdong Avenue., Zhangjiang Hi-Tech Park, Pudong District ShangHai CN 201203
- Last updated
- 6/11/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 140020
The OUI prefix 140020 is assigned to LongSung Technology (Shanghai) Co.,Ltd. , based in Room 606, Block B, Bldg. 1, No. 3000 Longdong Avenue., Zhangjiang Hi-Tech Park, Pudong District ShangHai CN 201203 . 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 LongSung Technology (Shanghai) Co.,Ltd. .