Port 4331
ktickets-rest · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | ktickets-rest |
| Registered | 2014-04-04 |
Frequently asked questions
What is port 4331 used for?
Port 4331 is registered with the IANA for ktickets-rest (TCP/UDP). Description: ktickets REST API for event management and ticketing systems (embedded POS devices); Reserved.
Is port 4331 a well-known port?
No. Port 4331 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 4331 is open?
Locally on Linux with ss -tulpn | grep ':4331\b', on Windows with netstat -ano | findstr :4331. To test a remote host use Test-NetConnection <host> -Port 4331 in PowerShell or nc -zv <host> 4331 on Linux/macOS.
How do I open port 4331 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 4331/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=4331/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 4331" -Direction Inbound -Protocol TCP -LocalPort 4331 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | ktickets-rest | ktickets REST API for event management and ticketing systems (embedded POS devices) |
| UDP | – | Reserved |