NetDiag - Diagnostic réseau

NetDiag is a simple yet comprehensive network diagnostic tool designed to quickly understand what's happening with your internet connection or a website.

KEY FEATURES

📡 IP Info

View your local IP address, your external IP address (IPv4 and IPv6), and the associated hostname, with quick one-click copy.

🔍 Manual Test (DNS and Ping)

Resolve any domain name and test latency to a server in real time, with detailed history and statistics.

✅ Internet Test

A guided diagnostic that checks your network connection step by step, with clear explanations for any problems and concrete troubleshooting suggestions.

🌐 Web Test

Analyze a domain or an entire website (WHOIS, DNS, HTTP, CMS, network/hosting) — especially useful for website and domain owners.

📄 Diagnostic Report

Generate a detailed report with a unique reference number, easy to copy and share with technical support if needed.

WHY NETDIAG?

- Simple and clear interface, without unnecessary technical jargon

- Real-time results, displayed progressively

- Available in French, English, and Spanish

- No account required

- Free version with an option to remove ads

Whether you're a user curious to understand your connection, or a professional who needs a quick diagnostic tool, NetDiag gives you the clear answers you need.