Internet Information Services (IIS)

Category - Web Servers

Internet Information Services is an extensible web server created by Microsoft.

Technology usage statistics

Websites using IIS 642,522 websites
Most popular in the country United States of America
Market position in Web Servers #4
Market share in Web Servers 6.91%
Most popular version 8.5

Technology adoption

Recent changes in IIS usage. (See IIS Usage Changes report)
Websites that added IIS +77,421
Websites that dropped IIS -35,048
Websites that changed version of IIS 13,848

Distribution by websites popularity

Internet Information Services (IIS) detection in the top websites by popularity
Top 10k sites 789 websites
Top 100k sites 5,010 websites
Top 1m sites 96,206 websites

Websites utilizing Internet Information Services (IIS)

Top websites that use IIS

Domain Country Rank Contacts
microsoft.com United States of America 54
stackoverflow.com United States of America 63
w3schools.com United States of America 149
www.w3schools.com United States of America 149
shareasale.com United States of America 225
www.aljazeera.com United States of America 314
See full domain list

Market Share

IIS market share within the Web Servers category

Geographical Distribution

Technology usage distribution by websites across the globe.






Alternative Names

  • Internet Information Services
  • Internet Information Server

Versions (by popularity)

  • 8.5 (45.34%)
  • 10.0 (27.77%)
  • 7.5 (17.83%)
  • 8.0 (4.20%)
  • 6.0 (2.74%)
  • 7.0 (1.78%)
  • 5.0 (0.30%)

See all 36 versions ...


Internet Information Services (IIS) often used together with


Category - Operating Systems.
Windows Server is used together with IIS on 646,545 domains. Total 652,574 domains found using Windows Server
Category - Web Application Frameworks.
Microsoft ASP.NET is used together with IIS on 568,152 domains. Total 555,913 domains found using Microsoft ASP.NET
Category - Document Encoding.
UTF-8 is used together with IIS on 523,625 domains. Total 8,690,114 domains found using UTF-8
Category - Document Standards.
JavaScript is used together with IIS on 343,654 domains. Total 6,620,828 domains found using JavaScript
Category - Mobile.
Viewport Meta is used together with IIS on 247,909 domains. Total 5,065,567 domains found using Viewport Meta
Category - JavaScript Libraries.
jQuery is used together with IIS on 231,847 domains. Total 4,002,518 domains found using jQuery


Alternative Technologies


Amazon EC2: Total 34,967 domains found using Amazon EC2
Apache: Total 3,817,801 domains found using Apache
Apache Tomcat: Total 25,489 domains found using Apache Tomcat
ATS: Total 18,865 domains found using ATS
Apple Http Server: Total 121 domains found using Apple Http Server
BaseHTTP: Total 74 domains found using BaseHTTP
bytex: Total 73 domains found using bytex
Caddy: Total 5,956 domains found using Caddy
Cherokee: Total 116 domains found using Cherokee
Cloudflare Server: Total 842,892 domains found using Cloudflare Server