All ports
Port4131/UDP
starsPort
4131
Protocol
UDP
Category
Registered
Service
stars
What is port 4131?
Port 4131/UDP is a Registered port, registered with IANA for specific applications. It is associated with the stars service.
Global Maintech Stars
Useful commands
nmapnmap -p 4131 -sV example.comnetcatnc -zv example.com 4131curlcurl -v http://example.com:4131/telnettelnet example.com 4131bash(echo > /dev/udp/example.com/4131) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 4131/udpDeny
sudo ufw deny 4131/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 4131 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 4131 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=4131/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 4131" dir=in action=allow protocol=UDP localport=4131Security Risks
- Unauthorized access to the service
- Data exposure if the service is unauthenticated
- Outdated versions with vulnerabilities
- Incorrect service configuration
Frequently Asked Questions
What service runs on port 4131/UDP?
Port 4131/UDP is associated with the stars service. Global Maintech Stars
Is it safe to expose port 4131 to the Internet?
It depends on the service and configuration. Port 4131 (stars) is a Registered port. If you need to expose it, keep the service updated, use strong authentication, and configure a firewall. It's always recommended to restrict access by IP when possible.
How do I check if port 4131 is open?
You can use nmap: `nmap -p 4131 -sV example.com`, netcat: `nc -zv example.com 4131`, or the bash command: `(echo > /dev/udp/example.com/4131) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 4131 on my firewall?
On Linux with UFW: `sudo ufw allow 4131/udp` (open) or `sudo ufw deny 4131/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 4131 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 4131" dir=in action=allow protocol=UDP localport=4131`.
What applications and services use port 4131?
Port 4131/UDP is used by the stars service. Specific uses depend on the software and configuration. Check our related tools section for more information.