OUI Lookup
841b38
Shenzhen Excelsecu Data Technology Co.,Ltd
Manufacturer Information
- OUI Prefix
- 841b38
- Manufacturer
- Shenzhen Excelsecu Data Technology Co.,Ltd
- Address
- Unit 701-709,7/F，South Block,SDGI Building A, No.2, Shenzhen Guangdong CN 518057
- Last updated
- 6/8/2026
Vendor Statistics
- Total prefixes
- 2
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 841B38
The OUI prefix 841B38 is assigned to Shenzhen Excelsecu Data Technology Co.,Ltd, based in Unit 701-709,7/F，South Block,SDGI Building A, No.2, Shenzhen Guangdong CN 518057 . 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 Shenzhen Excelsecu Data Technology Co.,Ltd.