2 entries are registered on port 9800. It is a registered port (1024–49151) — IANA records an assignee, but nothing stops other software from listening here, which is why the number carries more than one entry.
services registered on this number
2 transports in use
entries encrypted on the wire
1 of 2 iana-registered
| port | service | proto | category | risk | views |
|---|---|---|---|---|---|
| :9800 | WebCT e-learning | Web Services | caution | 13.7k | |
| :9800 | WebDAV Source | TCPUDP | Web Services | caution | 10.8k |
Port 9800 is primarily associated with WebCT, a pioneering e-learning portal used to deliver online educational content, facilitate virtual classrooms, and manage coursework. It provided a web-based platform enabling universities and colleges to conduct blended and distance learning programs effectively.
port 9800 as WebCT e-learning →WebDAV (Web Distributed Authoring and Versioning) Source on port 9800 facilitates collaborative editing and file management over the web. It extends the HTTP protocol, allowing users to create, change, and move documents directly on a server, streamlining content sharing and version control across distributed environments.
port 9800 as WebDAV Source →The registry says what 9800 is registered to. What is listening on it right now is decided by the host, and only the host can be asked. Each of these prints the process behind the socket.
ss -ltnp | grep ':9800\b'lsof -nP -iTCP:9800 -sTCP:LISTENnetstat -ano | findstr :9800On Linux and Windows the process name comes back with the socket; on macOS lsof needs sudo to name a process that isn't yours. Match what it prints against the 2 entries above.
A port number is not a service. Anything may listen on 9800 — what you actually met is decided by the host, not the registry. If a service is missing here, it belongs in the registry.
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