Interactive lookup directory for standard network ports, transport protocols (TCP/UDP), and services.
Filter standard network ports by port number (e.g. 80, 443, 22), protocol name, or category (Web, Database, Remote Access, Mail) for firewall rules and server security audits.
| Port | Protocol | Service Name | Description / Category |
|---|
A Port Lookup Tool provides a reference guide for standard TCP and UDP port assignments designated by IANA for network services including web servers, databases, mail agents, and remote access protocols.
22 or 3306) or protocol keyword into the search bar.Auditing open ports on web servers ensures that only required secure services (like HTTP 80 and HTTPS 443) are exposed, preventing unauthorized database exposure and server security vulnerabilities.