TCP/UDP Ports Cheatsheet

This site is a reference for Well-known TCP/UDP Ports

Last updated on 14 June, 2021 at 09:50:16 Optimized for

In computer networking, ports are communication endpoints identified by a 16-bit port number (0-65353). Ports are logical constructs which at the software level identifies a specific process or network service. The two most common transport protocols using ports are TCP and UDP.

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Ephemeal and Well-known
TCP/UDP
Short-lived and reserved port numbers for TCP/UDP