All ports
Port3506/TCP
apc-3506Port
3506
Protocol
TCP
Category
Registered
Service
apc-3506
What is port 3506?
Port 3506/TCP is a Registered port, registered with IANA for specific applications. It is associated with the apc-3506 service.
APC 3506
Useful commands
nmapnmap -p 3506 -sV example.comnetcatnc -zv example.com 3506curlcurl -v http://example.com:3506/telnettelnet example.com 3506bash(echo > /dev/tcp/example.com/3506) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 3506/tcpDeny
sudo ufw deny 3506/tcpiptablesAllow
sudo iptables -A INPUT -p tcp --dport 3506 -j ACCEPTDeny
sudo iptables -D INPUT -p tcp --dport 3506 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=3506/tcpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 3506" dir=in action=allow protocol=TCP localport=3506Security 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- Outdated versions with vulnerabilities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 3506/TCP?
Port 3506/TCP is associated with the apc-3506 service. APC 3506
Is it safe to expose port 3506 to the Internet?
It depends on the service and configuration. Port 3506 (apc-3506) 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 3506 is open?
You can use nmap: `nmap -p 3506 -sV example.com`, netcat: `nc -zv example.com 3506`, or the bash command: `(echo > /dev/tcp/example.com/3506) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 3506 on my firewall?
On Linux with UFW: `sudo ufw allow 3506/tcp` (open) or `sudo ufw deny 3506/tcp` (close). With iptables: `sudo iptables -A INPUT -p tcp --dport 3506 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 3506" dir=in action=allow protocol=TCP localport=3506`.
What applications and services use port 3506?
Port 3506/TCP is used by the apc-3506 service. Specific uses depend on the software and configuration. Check our related tools section for more information.