Well Known Ports - Wed, Apr 24, 2024

Information regarding well known ports.

Traditional Ephemeral Port Range

The Internet Assigned Numbers Authority (IANA) assigns the unique parameters and values used in protocols developed by the Internet Engineering Task Force (IETF), including well-known ports. IANA has reserved the following use of the 16-bit port range of TCP and UDP:

• The Well-Known Ports, 0 through 1023.
• The Registered Ports, 1024 through 49151.
• The Dynamic and/or Private Ports, 49152 through 65535.

Learn more about ephemeral ports

Common Services and their Ports