Port 1433

Port 1433 is used for Microsoft SQL Server. It is the default port for SQL Server and is used for communication between client applications and SQL Server instances.

Ports those registered with IANA are shown as official ports. The same port number may be unofficialy used by various services or applications. The official usage are listed separately below its usage may change from time to time.

Official

Port
Protocol (TCP/UDP)
Title
Description
Port Type
Port 1433
tcp
ms-sql-s
Microsoft-SQL-Server
REGISTERED PORT
Port 1433
udp
ms-sql-s
Microsoft-SQL-Server
REGISTERED PORT

UnOfficial

Unofficialy or sometimes with conflict, the same port may be used by different applications.

Port Protocol (TCP/UDP) Description
TCP UDP Ports
Add comment