← Port Encyclopedia
8383
HTTP-Alt
TCP
Web
Medium Risk
Alternative HTTP — web application port
🔍 How to Scan Port 8383
nmap -sV -p 8383 target
nmap -sV -sC --script=banner -p 8383 target
nc -zv target 8383
🛡️ Security Considerations
- Scan port 8383 with
nmap -sVto identify the exact service and version - If HTTP-Alt is not needed, close or firewall this port immediately
- Check for default credentials if a management interface runs on this port
- Use
searchsploit http-altto find known exploits - Monitor traffic on port 8383 with Wireshark or tcpdump for anomalies
- Ensure the service is patched to the latest version to prevent known CVE exploitation