Port Scanner
Scan common ports on servers and hosts with TCP/UDP support and service detection.
Scan network ports, detect running services, and assess security vulnerabilities for any host or IP address.
Port Scan Configuration
Configure your port scan parameters and security assessment options
Use ranges (1-1024) or comma-separated values (80,443,8080)
How to Use Port Scanner
What It Scans
- TCP and UDP port availability
- Service detection and version identification
- Response time measurement
- Security risk assessment
- Service banner grabbing
Security Assessment
- Critical: High-risk services (e.g., RDP, Telnet)
- High: Potentially vulnerable services
- Medium: Standard services requiring review
- Low: Generally safe services
Common Use Cases
Network Administration
- Verify firewall configurations
- Check service availability
- Inventory network services
- Troubleshoot connectivity issues
Security Auditing
- Identify exposed services
- Check for unauthorized access
- Assess security posture
- Monitor for changes
About This Tool
This tool processes all data locally in your browser for maximum privacy and security. No data is sent to any server.