Port 1433MSSQL
Microsoft SQL Server
About Port 1433
Port 1433 is the default port for Microsoft SQL Server database engine. It handles client connections and queries to SQL Server instances.
Security NotesNever expose SQL Server directly to the internet. Use Windows Authentication, enforce strong passwords, and enable TLS encryption for connections.
Total Hosts
3.0M
TLS Encrypted
0.0%
Vulnerable Hosts
6.8K
Countries
10+
Top Services
| ms-sql-s | 1,996,156 |
| http | 981,113 |
| socks5 | 37,948 |
| http-proxy | 7,524 |
| socks4 | 3,900 |
| mysql | 3,136 |
| ssl | 2,740 |
| ssh | 2,315 |
| telnet | 1,258 |
| home-automation | 953 |
Top Countries
 United States | 737,789 |
 China | 507,796 |
 Canada | 138,959 |
 South Korea | 113,384 |
 Vietnam | 84,326 |
 Germany | 75,626 |
 United Kingdom | 62,886 |
 Turkey | 61,413 |
 Brazil | 60,571 |
 India | 58,475 |
Top Products
| nginx | 445,742 |
| HTTP | 102,373 |
| Microsoft SQL Server | 45,950 |
| Nginx | 42,338 |
| Tengine | 36,092 |
| Microsoft HTTPAPI httpd | 7,926 |
| OpenResty web app server | 4,994 |
| HAProxy http proxy | 2,891 |
| MySQL | 2,735 |
| OpenSSH | 2,083 |
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