Port Number Reference
Comprehensive reference for common TCP/UDP port numbers
Hypertext Transfer Protocol
HTTP Secure (SSL/TLS)
HTTP alternative port
HTTPS alternative port
Common development server port
Alternative development port
Common development/testing port
Simple Mail Transfer Protocol
SMTP (message submission)
SMTP over SSL
Post Office Protocol v3
POP3 over SSL
Internet Message Access Protocol
IMAP over SSL
File Transfer Protocol
Secure Shell / SSH File Transfer Protocol
FTP over SSL
Trivial File Transfer Protocol
MySQL Database Server
PostgreSQL Database Server
Microsoft SQL Server
Oracle Database
MongoDB Database Server
Redis In-Memory Database
Domain Name System
Dynamic Host Configuration Protocol (Server)
Dynamic Host Configuration Protocol (Client)
Network Time Protocol
Simple Network Management Protocol
SNMP Trap
Lightweight Directory Access Protocol
LDAP over SSL
Telnet Protocol
Microsoft RPC Endpoint Mapper
Server Message Block (Windows shares)
IMAP over SSL/TLS
Common development server port
PostgreSQL database server
About Port Numbers
Port numbers are used to identify specific processes or services on a computer. Well-known ports (0-1023) are reserved for system services, registered ports (1024-49151) are assigned to specific applications, and dynamic ports (49152-65535) are used for temporary connections.
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About the tool: Port Number Reference
Comprehensive reference for common TCP/UDP port numbers
This developer tool is designed to help you developer, ports, tcp quickly and efficiently. Whether you're a professional developer, content creator, or just need to process data, this tool provides a simple, user-friendly interface for all your developer needs.
Our Port Number Reference tool is completely free to use, requires no registration, and works entirely in your browser. Your data is processed locally and never sent to our servers, ensuring complete privacy and security.
The tool supports various input formats and provides instant results, making it perfect for both one-time tasks and regular workflow integration. All processing is done client-side for maximum speed and privacy.
How to use tool: Port Number Reference
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💡 Pro Tips
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All processing happens in your browser - your data never leaves your device.
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Easy to Use
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