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.
Complete network diagnostics: IP, DNS, ping, internet and website testing