All ports
Port9300/UDP
vracePort
9300
Protocol
UDP
Category
Registered
Service
vrace
What is port 9300?
Port 9300/UDP is a Registered port, registered with IANA for specific applications. It is associated with the vrace service.
Virtual Racing Service
Useful commands
nmapnmap -p 9300 -sV example.comnetcatnc -zv example.com 9300curlcurl -v http://example.com:9300/telnettelnet example.com 9300bash(echo > /dev/udp/example.com/9300) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 9300/udpDeny
sudo ufw deny 9300/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 9300 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 9300 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=9300/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 9300" dir=in action=allow protocol=UDP localport=9300Security 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- Outdated versions with vulnerabilities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 9300/UDP?
Port 9300/UDP is associated with the vrace service. Virtual Racing Service
Is it safe to expose port 9300 to the Internet?
It depends on the service and configuration. Port 9300 (vrace) 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 9300 is open?
You can use nmap: `nmap -p 9300 -sV example.com`, netcat: `nc -zv example.com 9300`, or the bash command: `(echo > /dev/udp/example.com/9300) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 9300 on my firewall?
On Linux with UFW: `sudo ufw allow 9300/udp` (open) or `sudo ufw deny 9300/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 9300 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 9300" dir=in action=allow protocol=UDP localport=9300`.
What applications and services use port 9300?
Port 9300/UDP is used by the vrace service. Specific uses depend on the software and configuration. Check our related tools section for more information.