Port 1165QSM GUI Service

Port 1165 is assigned to the QSM GUI Service over TCP and UDP.

transport: tcp · udp
in transit: cleartext
assignment: official
risk: 1/10
lookups: 0

Technical Details

what runs on :1165

QSM GUI Service is registered on port :1165 over tcp and udp to Norm Lunde, assigned November 2004. We don't have a technical write-up for it beyond the IANA registry entry.

In nmap's internet-wide scan data this port is found open rarely. What's listening is often not the registered service, so check before you assume.

find what's listening on :1165

this machine

# linux
sudo ss -tulpn 'sport = :1165'

# macos / bsd
sudo lsof -nP -i :1165

# windows (then: tasklist /FI "PID eq <pid>")
netstat -ano | findstr :1165

another host

nmap -sV -p T:1165 <host>
sudo nmap -sU -sV -p U:1165 <host>

run it? the handshake, the implementations you meet in the wild and the flags that matter come from the engineers who do.

add technical details

Security Information

exposure of :1165

risk score

1/ 10safe

routine exposure. this port is rarely the way in on its own — keep it patched and logged and move on.

in transit

cleartext

credentials and payloads are readable by anyone on path

assignment

official

registered with iana for this service — scanners fingerprint it by number

reachable over

tcp · udp

udp is connectionless — source addresses are trivially spoofed and it is a reflection favourite

security overview

no security notes recorded for :1165 yet

known exploits, hardening advice, what a compromise looks like — suggest an edit if you know its exposure.

Record

iana registry entry

port: :1165
service: QSM GUI Service
transport: TCPUDP
encryption: cleartext
assignment: iana registered
risk: 1/10safe
category: uncategorised
usage: IANA assigns TCP and UDP port 1165 to the QSM GUI Service. The assignment was registered to Norm Lunde in November 2004; public information about the implementation and deployment is limited.
lookups: 0rank 993
added: 2026-09-09
updated: 2026-09-09
references: IANA service name registry — port 1165

Something wrong?

This record is maintained by the engineers who use port 1165. Every field on it is editable — change what's wrong, say how you know, and a reviewer publishes it, usually within a minute. Last touched 2026-09-09.

01edit any field on a page of its own
02a model checks it for accuracy and spam
03clean and confident goes live immediately

edit this record →back to the registry

Related Ports

browse categories →

ports registered around :1165, by lookups.

port	service	proto	category	risk	views
:1220	QTSS Admin	TCP	Streaming	safe	20.6k
:1200	SCOL Name Service	TCP	Network Services	caution	15.5k
:1200	Steam Friends Applet	UDP	Gaming	caution	13.0k
:1182	AcceleNet ITP	TCPUDP	Network Services	caution	12.4k
:1194	OpenVPN	TCPUDP	Security	caution	11.2k
:1110	EasyBits School Discovery	UDP	Network Services	caution	11.1k
:1169	Tripwire	TCPUDP	Security	caution	9.4k
:1167	Conference Call Signaling	UDP	Network Services	caution	9.1k

risk mix of the 8 listed

safe13%
caution88%

0 of 8 encrypted

Port :1165QSM GUI Service

Technical Details

Security Information

Related Ports

Port 1165QSM GUI Service