All ports
Port3635/TCP
sdoPort
3635
Protocol
TCP
Category
Registered
Service
sdo
What is port 3635?
Port 3635/TCP is a Registered port, registered with IANA for specific applications. It is associated with the sdo service.
Simple Distributed Objects
Useful commands
nmapnmap -p 3635 -sV example.comnetcatnc -zv example.com 3635curlcurl -v http://example.com:3635/telnettelnet example.com 3635bash(echo > /dev/tcp/example.com/3635) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 3635/tcpDeny
sudo ufw deny 3635/tcpiptablesAllow
sudo iptables -A INPUT -p tcp --dport 3635 -j ACCEPTDeny
sudo iptables -D INPUT -p tcp --dport 3635 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=3635/tcpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 3635" dir=in action=allow protocol=TCP localport=3635Security 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- Outdated versions with vulnerabilities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 3635/TCP?
Port 3635/TCP is associated with the sdo service. Simple Distributed Objects
Is it safe to expose port 3635 to the Internet?
It depends on the service and configuration. Port 3635 (sdo) 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 3635 is open?
You can use nmap: `nmap -p 3635 -sV example.com`, netcat: `nc -zv example.com 3635`, or the bash command: `(echo > /dev/tcp/example.com/3635) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 3635 on my firewall?
On Linux with UFW: `sudo ufw allow 3635/tcp` (open) or `sudo ufw deny 3635/tcp` (close). With iptables: `sudo iptables -A INPUT -p tcp --dport 3635 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 3635" dir=in action=allow protocol=TCP localport=3635`.
What applications and services use port 3635?
Port 3635/TCP is used by the sdo service. Specific uses depend on the software and configuration. Check our related tools section for more information.