Port 3926WINPort

WINPort is an obscure TCP/UDP assignment held by Alwin Egger; no widely established deployment is known.

transport
tcp · udp

2 transports registered

in transit
cleartext

payload readable on path

assignment
official

registered with iana

risk
1/10

safe

lookups
0

rank 993 of 4,978 · top 20%

Technical Details

what runs on :3926

WINPort is registered on port :3926 over tcp and udp to Alwin Egger, assigned November 2003. 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 never observed open, so if it's open on your network it's more likely a custom or misconfigured service than the registered one.

find what's listening on :3926

this machine
# linux
sudo ss -tulpn 'sport = :3926'

# macos / bsd
sudo lsof -nP -i :3926

# windows (then: tasklist /FI "PID eq <pid>")
netstat -ano | findstr :3926
another host
nmap -sV -p T:3926 <host>
sudo nmap -sU -sV -p U:3926 <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 :3926

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 :3926 yet

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

ports registered around :3926, by lookups.

portservicerisk
:3899Remote Administratorcaution
:3872Oracle Management Agentcaution
:3978OpenTTD Master Servercaution
:3868Diameter Protocolcaution
:3945EMCADScaution
:3900IBM UniData UDT OScaution
:3880IGRScaution
:3979OpenTTDcaution

risk mix of the 8 listed

  • caution100%

0 of 8 encrypted