# WHATPORT(9673)

## NAME

port 9673 — Unassigned — Unassigned at IANA and not associated with any documented service.

Protocol: TCP  
IANA registry

## DESCRIPTION

The IANA registry contains no entry for 9673, and Nmap classifies it as `unknown` with a low observation rate. No standard protocol, vendor default, or well-attested malware uses it. The honest answer to "what runs on 9673" is: whatever you installed. Find the process and work from there.

## EXPOSURE

**Expose with care.** No known service means no known security posture. Identify it before exposing it.

## CHECK

```sh
sudo lsof -nP -iTCP:9673 -sTCP:LISTEN
```

## SEE ALSO

- iana — [IANA Service Name and Transport Protocol Port Number Registry](https://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.xhtml) (iana.org)

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HTML: <https://whatport.net/9673/> · JSON: <https://whatport.net/9673.json> · full dataset: <https://whatport.net/ports.json>