Port Scanner
Basic port scanning utility to check open ports and network services. Essential for network security testing and service verification with TCP/UDP support.
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What is Port Scanner?
Port Scanner checks a specific IP or domain for open TCP/UDP ports to identify running services and potential security vulnerabilities.
Key Benefits
- Security audit
- Service check
- Diagnostics
- Network visibility
Common Use Cases
- •Securing servers
- •Troubleshooting
- •Penetration testing
- •Network setup
How to Scan Ports
- Target: Enter IP address or domain.
- Range: Select common ports or specific range.
- Scan: Start scan and view open ports.
Key Features
- Check if ports are open
- Common port presets
- Custom port range scanning
- Service identification
- Scan multiple hosts
- Export scan results
Frequently Asked Questions
Is port scanning legal?
Scanning your own network is fine. Scanning others without permission can be illegal/unethical.
Why are ports open?
Services (like Web HTTP on 80) need open ports to communicate.
What is a "stealth" scan?
A scan technique designed to avoid detection by firewalls or logging systems.