Port 1434

Modified by:

Port 1434 is used for Microsoft SQL Server named instances. It is a port used for SQL Server Browser Service, which provides information about SQL Server instances installed on the computer.

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 1434
tcp
ms-sql-m
Microsoft-SQL-Monitor
REGISTERED PORT
Port 1434
udp
ms-sql-m
Microsoft-SQL-Monitor
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
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