All ports
Port800/UDP
mdbs_daemonPort
800
Protocol
UDP
Category
Well-Known
Service
mdbs_daemon
What is port 800?
Port 800/UDP is a Well-Known port, assigned by IANA for widely recognized services. It is associated with the mdbs_daemon service.
Useful commands
nmapnmap -p 800 -sV example.comnetcatnc -zv example.com 800curlcurl -v http://example.com:800/telnettelnet example.com 800bash(echo > /dev/udp/example.com/800) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 800/udpDeny
sudo ufw deny 800/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 800 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 800 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=800/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 800" dir=in action=allow protocol=UDP localport=800Security 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- Outdated versions with vulnerabilities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 800/UDP?
Port 800/UDP is associated with the mdbs_daemon service. No detailed description is available in the IANA registry.
Is it safe to expose port 800 to the Internet?
It depends on the service and configuration. Port 800 (mdbs_daemon) is a Well-Known 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 800 is open?
You can use nmap: `nmap -p 800 -sV example.com`, netcat: `nc -zv example.com 800`, or the bash command: `(echo > /dev/udp/example.com/800) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 800 on my firewall?
On Linux with UFW: `sudo ufw allow 800/udp` (open) or `sudo ufw deny 800/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 800 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 800" dir=in action=allow protocol=UDP localport=800`.
What applications and services use port 800?
Port 800/UDP is used by the mdbs_daemon service. Specific uses depend on the software and configuration. Check our related tools section for more information.