Microsoft IIS is a Hosting that powers thousands of websites. Our detection engine uses multiple signals to identify Microsoft IIS-built sites with high accuracy.
Detect Microsoft IIS Websites — Free Tool
Enter any URL to check if it was built with Microsoft IIS. Instant results, no account required.
How we detect Microsoft IIS — see our methodology: AI Influence Score calculation, evidence tiers, and fingerprint signal types.
How to Detect Microsoft IIS Websites
HTTP Headers
1 patterns
1. Check the Page Source
Open the website in your browser, right-click, and select "View Page Source". Search for microsoft iis-specific patterns in the HTML.
4. Use AI Website Detector (Easiest)
Our automated scanner checks all these signals at once and gives you an instant confidence score. Just enter any URL above.
Frequently Asked Questions
Is this website built with Microsoft IIS?
You can detect if any website was built with Microsoft IIS by using our free scanner above. Just enter the URL and we'll analyze HTML patterns, JavaScript files, CDN domains, and HTTP headers to determine if Microsoft IIS was used — with a confidence score.
How to detect if a website was built with Microsoft IIS?
There are several ways to detect Microsoft IIS: (1) View the page source and look for Microsoft IIS-specific class names or script URLs, (2) Check the Network tab in DevTools for requests to Microsoft IIS CDN domains, (3) Use our free tool — we check 1 detection signals automatically.
What websites are built with Microsoft IIS?
Microsoft IIS is used by thousands of websites worldwide. Our scanner has detected many Microsoft IIS-built sites across different industries. You can scan any URL to check if it uses Microsoft IIS.
How accurate is the Microsoft IIS detection?
Our Microsoft IIS detection engine checks 1 unique fingerprint signals, achieving high confidence results. We score each match and return a confidence percentage so you know how certain the detection is.
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Detection Info
- Category
- Hosting
- Signals Used
- 1 patterns
- Accuracy
- High
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