Port 1433 — MS SQL Server
Microsoft SQL Server database connections.
| Port number | 1433 |
|---|---|
| Service | MS SQL Server |
| Transport | TCP |
| Category | Database |
Is port 1433 safe?
Never expose to the internet; a frequent ransomware entry point.
Frequently asked questions
What is port 1433 used for?
Port 1433 (TCP) is the standard port for MS SQL Server. Microsoft SQL Server database connections.
Is port 1433 safe to open?
Never expose to the internet; a frequent ransomware entry point.
Is port 1433 TCP or UDP?
Port 1433 commonly uses TCP.