Port Range Scanner – Quick Open Port Checker (Client-Side)
Port Range Scanner – Quick Open Port Checker (Client-Side)
The Port Range Scanner Tool is a speedy, browser-based utility that helps IT professionals and sysadmins check TCP port availability on a given IP or hostname within a specified range.
Whether you’re verifying firewall rules, testing port forwarding, or diagnosing network services, this client-side tool makes it effortless and safe — requiring no installations or background services.
Key Features:
- Scan TCP ports directly from your browser
- Fully client-side (JavaScript-based)
- Dark mode toggle for comfort
- Range configurable from 1–65535
Use cases include scanning local network devices, auditing port configurations, educational demonstrations, or sneak previews before running Nmap on CLI.
Launch Tool:
Related Tools
- ASCII Table Tool – For protocol-level debugging
Learn more: Port scanning overview on Wikipedia


