Scan open ports on any host to check network services. Free online port scanner for security audits and connectivity testing.
Port Scanner is a free online utilitaire tool. Your input is processed on secure servers over an encrypted HTTPS connection and nothing is stored. No software to install; works on both phone and desktop.
We noticed most online tools upload your files to remote servers. Since privacy is our core principle, we built this tool to process everything locally in your browser.
Oui, entièrement gratuit sans inscription.
Oui, il fonctionne sur les navigateurs mobiles avec support tactile.
Utilitaire
Port Scanner sends your input over an encrypted HTTPS connection to our servers to complete the processing. Nothing you submit is stored; results are only displayed in your current page.
🔒 Privacy & Security:All processing happens locally in your browser. Files are never uploaded or stored.
🔒 Privacy: All processing happens locally in your browser. Your files and data never leave your device — no upload, no server, no tracking.