All ports
Port1693/UDP
rrirtrPort
1693
Protocol
UDP
Category
Registered
Service
rrirtr
What is port 1693?
Port 1693/UDP is a Registered port, registered with IANA for specific applications. It is associated with the rrirtr service.
rrirtr
Useful commands
nmapnmap -p 1693 -sV example.comnetcatnc -zv example.com 1693curlcurl -v http://example.com:1693/telnettelnet example.com 1693bash(echo > /dev/udp/example.com/1693) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 1693/udpDeny
sudo ufw deny 1693/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 1693 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 1693 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=1693/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 1693" dir=in action=allow protocol=UDP localport=1693Security 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- Outdated versions with vulnerabilities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 1693/UDP?
Port 1693/UDP is associated with the rrirtr service. rrirtr
Is it safe to expose port 1693 to the Internet?
It depends on the service and configuration. Port 1693 (rrirtr) 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 1693 is open?
You can use nmap: `nmap -p 1693 -sV example.com`, netcat: `nc -zv example.com 1693`, or the bash command: `(echo > /dev/udp/example.com/1693) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 1693 on my firewall?
On Linux with UFW: `sudo ufw allow 1693/udp` (open) or `sudo ufw deny 1693/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 1693 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 1693" dir=in action=allow protocol=UDP localport=1693`.
What applications and services use port 1693?
Port 1693/UDP is used by the rrirtr service. Specific uses depend on the software and configuration. Check our related tools section for more information.