Microsoft IIS Detector

Check any public website to see whether it uses Microsoft IIS.

Public signal scan
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Scan a website

Enter a URL and Stackcrawler will inspect public technology signals.

Websites using Microsoft IIS

Browse real website examples detected with Microsoft IIS.

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More Web Server detectors

Compare related tools and identify the wider stack behind a website.

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What we check

Stackcrawler looks for public page markers, scripts, platform fingerprints, metadata, and other visible implementation clues.