Port 1001


Port 1001 is not assigned to any specific service or application by the Internet Assigned Numbers Authority (IANA). It can be used for various purposes by different applications or services. Some common uses include:

1. Web cache server: Some web cache servers use port 1001 to listen for incoming requests from clients.

2. SPAM quarantine: Some mail servers use port 1001 as a quarantine port for SPAM messages.

3. Remote Desktop Protocol (RDP) Gateway: Microsoft RDP Gateway uses port 1001 as a secondary listening port for encrypted RDP traffic.

4. Web-based Distributed Authoring and Versioning (WebDAV): Some WebDAV servers use port 1001 as an additional listening port for WebDAV traffic.

5. Voice over IP (VoIP): Some VoIP applications may use port 1001 for communication between endpoints.

It is recommended to check the documentation of the specific application or service to confirm the usage of port 1001.

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.


Port Protocol (TCP/UDP) Title Description Port Type


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

Port Protocol (TCP/UDP) Description
Port 1001 JtoMB


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