OUI Lookup
381c4a
SIMCom Wireless Solutions Co.,Ltd.
Manufacturer Information
- OUI Prefix
- 381c4a
- Manufacturer
- SIMCom Wireless Solutions Co.,Ltd.
- Address
- Building A,SIM Technology Building,No.633,Jinzhong Road, Shanghai CN 200335
- Last updated
- 6/10/2026
Vendor Statistics
- Total prefixes
- 2
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 381C4A
The OUI prefix 381C4A is assigned to SIMCom Wireless Solutions Co.,Ltd., based in Building A,SIM Technology Building,No.633,Jinzhong Road, Shanghai CN 200335 . 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 SIMCom Wireless Solutions Co.,Ltd..