All ports
Port11751/TCP
intrepid-sslPort
11751
Protocol
TCP
Category
Registered
Service
intrepid-ssl
What is port 11751?
Port 11751/TCP is a Registered port, registered with IANA for specific applications. It is associated with the intrepid-ssl service.
Intrepid SSL
Useful commands
nmapnmap -p 11751 -sV example.comnetcatnc -zv example.com 11751curlcurl -v http://example.com:11751/telnettelnet example.com 11751bash(echo > /dev/tcp/example.com/11751) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 11751/tcpDeny
sudo ufw deny 11751/tcpiptablesAllow
sudo iptables -A INPUT -p tcp --dport 11751 -j ACCEPTDeny
sudo iptables -D INPUT -p tcp --dport 11751 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=11751/tcpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 11751" dir=in action=allow protocol=TCP localport=11751Security 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- Outdated versions with vulnerabilities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 11751/TCP?
Port 11751/TCP is associated with the intrepid-ssl service. Intrepid SSL
Is it safe to expose port 11751 to the Internet?
It depends on the service and configuration. Port 11751 (intrepid-ssl) 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 11751 is open?
You can use nmap: `nmap -p 11751 -sV example.com`, netcat: `nc -zv example.com 11751`, or the bash command: `(echo > /dev/tcp/example.com/11751) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 11751 on my firewall?
On Linux with UFW: `sudo ufw allow 11751/tcp` (open) or `sudo ufw deny 11751/tcp` (close). With iptables: `sudo iptables -A INPUT -p tcp --dport 11751 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 11751" dir=in action=allow protocol=TCP localport=11751`.
What applications and services use port 11751?
Port 11751/TCP is used by the intrepid-ssl service. Specific uses depend on the software and configuration. Check our related tools section for more information.