Web server software

Microsoft IIS

Websites with saved Microsoft IIS evidence.

75Websites

1.7%Assessed sample

Oct 25, 2026Last observed

Microsoft IIS in this sample

1.7%75 of 4,456 fully assessed observations

4,381 fully assessed observations without this saved clue. 0 truncated and 27,480 unrecorded observations are excluded. This is a share of this assessed sample, not global market share.

Evidence & coverage

This evidence family has 4,456 fully measured and 0 truncated captures. Coverage is unrecorded for 27,480 of 31,936 currently eligible research observations; those cases are unknown.

A missing clue does not mean the technology is absent, and saved software clues do not identify the website’s host.

PUBLIC SAVED SAMPLE

Microsoft IIS observations

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A positive reference is evidence from a saved page response. It does not prove the software is installed, active, or used by every page.

75Eligible sites with evidence

4,456Fully measured denominator

1.7%Share of measured family

25 Oct 2026Latest saved observation

Comparable date trend

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Technology mix by source

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Also observed alongside Microsoft IIS

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Eligible sites with saved evidence

pvn.vnObserved 25 Oct 2026
Evidence
http-server-header · server-header-family · medium confidence
Coverage for this capture: not-recorded. A missing reference is unknown unless its evidence family was complete.
www.ceda.com.auObserved 25 Oct 2026
Evidence
http-server-header · server-header-family · medium confidence
Coverage for this capture: not-recorded. A missing reference is unknown unless its evidence family was complete.
www.hlinsko.czObserved 25 Oct 2026
Evidence
http-server-header · server-header-family · medium confidence
Coverage for this capture: not-recorded. A missing reference is unknown unless its evidence family was complete.
www.askdrshah.comObserved 25 Oct 2026
Evidence
http-server-header · server-header-family · medium confidence
Coverage for this capture: not-recorded. A missing reference is unknown unless its evidence family was complete.
mchamber.mkObserved 25 Oct 2026
Evidence
http-server-header · server-header-family · medium confidence
Coverage for this capture: not-recorded. A missing reference is unknown unless its evidence family was complete.
fayoum.edu.egObserved 25 Oct 2026
Evidence
http-server-header · server-header-family · medium confidence
Coverage for this capture: not-recorded. A missing reference is unknown unless its evidence family was complete.
www.alight.comObserved 25 Oct 2026
Evidence
http-server-header · server-header-family · medium confidence
Coverage for this capture: not-recorded. A missing reference is unknown unless its evidence family was complete.
senedd.walesObserved 25 Oct 2026
Evidence
http-server-header · server-header-family · medium confidence
Coverage for this capture: not-recorded. A missing reference is unknown unless its evidence family was complete.
www.rainbowtours.co.ukObserved 21 Oct 2026
Evidence
http-server-header · server-header-family · medium confidence
Coverage for this capture: not-recorded. A missing reference is unknown unless its evidence family was complete.
tjwtxd.comObserved 21 Oct 2026
Evidence
http-server-header · server-header-family · medium confidence
Coverage for this capture: not-recorded. A missing reference is unknown unless its evidence family was complete.