All ports
Port4396/TCP
flyPort
4396
Protocol
TCP
Category
Registered
Service
fly
What is port 4396?
Port 4396/TCP is a Registered port, registered with IANA for specific applications. It is associated with the fly service.
Fly Object Space
Useful commands
nmapnmap -p 4396 -sV example.comnetcatnc -zv example.com 4396curlcurl -v http://example.com:4396/telnettelnet example.com 4396bash(echo > /dev/tcp/example.com/4396) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 4396/tcpDeny
sudo ufw deny 4396/tcpiptablesAllow
sudo iptables -A INPUT -p tcp --dport 4396 -j ACCEPTDeny
sudo iptables -D INPUT -p tcp --dport 4396 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=4396/tcpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 4396" dir=in action=allow protocol=TCP localport=4396Security 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- Outdated versions with vulnerabilities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 4396/TCP?
Port 4396/TCP is associated with the fly service. Fly Object Space
Is it safe to expose port 4396 to the Internet?
It depends on the service and configuration. Port 4396 (fly) 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 4396 is open?
You can use nmap: `nmap -p 4396 -sV example.com`, netcat: `nc -zv example.com 4396`, or the bash command: `(echo > /dev/tcp/example.com/4396) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 4396 on my firewall?
On Linux with UFW: `sudo ufw allow 4396/tcp` (open) or `sudo ufw deny 4396/tcp` (close). With iptables: `sudo iptables -A INPUT -p tcp --dport 4396 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 4396" dir=in action=allow protocol=TCP localport=4396`.
What applications and services use port 4396?
Port 4396/TCP is used by the fly service. Specific uses depend on the software and configuration. Check our related tools section for more information.