All ports
Port1442/UDP
cadis-2Port
1442
Protocol
UDP
Category
Registered
Service
cadis-2
What is port 1442?
Port 1442/UDP is a Registered port, registered with IANA for specific applications. It is associated with the cadis-2 service.
Cadis License Management
Useful commands
nmapnmap -p 1442 -sV example.comnetcatnc -zv example.com 1442curlcurl -v http://example.com:1442/telnettelnet example.com 1442bash(echo > /dev/udp/example.com/1442) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 1442/udpDeny
sudo ufw deny 1442/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 1442 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 1442 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=1442/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 1442" dir=in action=allow protocol=UDP localport=1442Security 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- Outdated versions with vulnerabilities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 1442/UDP?
Port 1442/UDP is associated with the cadis-2 service. Cadis License Management
Is it safe to expose port 1442 to the Internet?
It depends on the service and configuration. Port 1442 (cadis-2) 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 1442 is open?
You can use nmap: `nmap -p 1442 -sV example.com`, netcat: `nc -zv example.com 1442`, or the bash command: `(echo > /dev/udp/example.com/1442) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 1442 on my firewall?
On Linux with UFW: `sudo ufw allow 1442/udp` (open) or `sudo ufw deny 1442/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 1442 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 1442" dir=in action=allow protocol=UDP localport=1442`.
What applications and services use port 1442?
Port 1442/UDP is used by the cadis-2 service. Specific uses depend on the software and configuration. Check our related tools section for more information.