Scan TCP ports on any host to check which ones are open. Useful for network diagnostics, security auditing, and verifying service availability.
Functions
Scan
Check open TCP ports
Open Ports
List of accessible ports
Custom Ports
Specify ports to scan
Steps
1
Enter a hostname or IP address to scan
2
Specify which ports to scan (comma-separated, e.g., 80,443,8080)
3
Click "Scan" to check which ports are open on the target
Use cases: Check open ports on a server, verify web service availability (port 80/443), audit network security