IIS 99.x icon

Websites using IIS 99.x

Internet Information Services (IIS) is an extensible web server software created by Microsoft for use with the Windows NT family.

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50 live IIS 99.x sites, ready to export.

That's how many IIS 99.x websites are in VersionDB right now, each with its full tech stack, contact details, and social profiles.

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Every IIS 99.x website we detected in Italy.

Only sites where a business, company-hosted email was found.

Sites with at least one business LinkedIn profile.

Start with the highest-traffic end of the dataset.

Limit results to IIS 99.x websites on .com domains.

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Versions

Which IIS 99.x versions are most used?

We could read a version number on 100% of IIS 99.x sites. Of those, the most common is IIS 99.99, on 50 sites.

100% on v99.99
Versions detected
1
Sites with a version
50

How many websites use IIS 99.x?

We found IIS 99.x on 50 websites in our September 2026 crawl, across 1 country.

Which countries use IIS 99.x the most?

By number of websites, the top country is Italy (100%, 50 sites). 46% of the sites are in Italian, and .it is the most used domain ending, on 70% of them.

Where are IIS 99.x websites hosted?

The network carrying the most IIS 99.x sites is Consortium GARR (50 sites).

What technologies are used with IIS 99.x?

Across the 50 IIS 99.x sites we track, the technologies most often found alongside it are Windows Server (100%, 50 sites), jQuery (94%, 47 sites), PHP (92%, 46 sites), FancyBox (46%, 23 sites) and MySQL (38%, 19 sites).

Deep Dive

Breakdown of IIS 99.x websites

What else they run, plus their language, hosting network, domain extension and country.

FAQ

Answers drawn from our latest crawl of IIS 99.x websites. Anything else, email us and we will look it up.

Through our own crawl, which checks each site's HTML, scripts and headers rather than relying on self-reported data.