Search TCP and UDP port numbers, official IANA service assignments, and common database ports.
| Port | Protocol | Service Name | Description |
|---|
A port number is a 16-bit unsigned integer (0 to 65535) identifying a specific process or network service on an IP host.
Welcome to our free online Network Port Number Lookup – TCP & UDP Port Reference Database | ToolWise. Free online Network Port Number Lookup database. Search TCP and UDP ports (0-65535), official IANA service assignments, transport protocols, and security notes. We engineered this tool with a strict focus on speed, privacy, and simplicity. Whether you are a developer, designer, or casual user, this tool is designed to work flawlessly in your browser without requiring any software installation.
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