Port 31337

Modified by:

Port 31337 is commonly used for Internet Relay Chat (IRC) and as a backdoor or a “Trojan horse” for remote access to a computer system. However, it can also be used for legitimate purposes such as software development or network testing. It is important to note that some malicious software may also use this port for communication, so it is recommended to monitor network traffic and restrict access to this port if possible.

Ports those registered with IANA are shown as official ports. The same port number may be unofficialy used by various services or applications. The official usage are listed separately below its usage may change from time to time.

Official

Port Protocol (TCP/UDP) Title Description Port Type

UnOfficial

Unofficialy or sometimes with conflict, the same port may be used by different applications.

Port Protocol (TCP/UDP) Description
Port 31337 Back Orifice�remote administration tool (often Trojan horse)
TCP UDP Ports
Other ports
Port 3022
Ports those registered with IANA are shown as official ports. The same port number
Ports 11900 – 12000
Port 11900- Port 12000 Port 12000- Port 12100 Port 12100- Port 12200 Port 12200-
Ports 10500 – 10600
Port 10500- Port 10600 Port 10600- Port 10700 Port 10700- Port 10800 Port 10800-
Port 24001
Ports those registered with IANA are shown as official ports. The same port number
Port 4599
Port 4599 is often used for remote desktop and screen sharing applications. Specifically, it
Port 33656
Ports those registered with IANA are shown as official ports. The same port number
Port 2381
Port 2381 is commonly used for the HP Insight Manager Agents (formerly known as
Port 8074
Port 8074 is not assigned to any known service or protocol officially. It may
Port 6501
Port 6501 is used for Remote Desktop Protocol (RDP) for VNC (Virtual Network Computing)
Port 2460
Ports those registered with IANA are shown as official ports. The same port number
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