# WHATPORT(41511)

## NAME

port 41511 — Unassigned — Unassigned by IANA and unnamed by scanners; one of the quietest ports in Nmap's default set.

Protocol: TCP  
IANA registry

## DESCRIPTION

41511 has no IANA assignment and no entry name in Nmap's service database beyond "unknown", with an open frequency around 0.02%. Anything found listening was configured deliberately by whoever runs the host. It is also inside the Linux default ephemeral range, so transient client sockets appear on it by chance.

## EXPOSURE

**Expose with care.** Unknown service on an unregistered port — get a banner and the owning process before deciding what it deserves.

## CHECK

```sh
nmap -sV -Pn -p 41511 TARGET
```

## SEE ALSO

- iana — [IANA Service Name and Transport Protocol Port Number Registry — 41511](https://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.xhtml?search=41511) (iana.org)
- source — [nmap/nmap — nmap-services (port frequency database)](https://github.com/nmap/nmap/blob/master/nmap-services) (github.com)

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HTML: <https://whatport.net/41511/> · JSON: <https://whatport.net/41511.json> · full dataset: <https://whatport.net/ports.json>