An incredible web server that’s built around you...
Internet Information Services (IIS) for Windows® Server is a flexible, secure and manageable Web server for hosting anything on the Web. From media streaming to web applications, IIS’s scalable and open architecture is ready to handle the most demanding tasks.
Evaluate IIS today, with a free trial edition of Windows Server.
Control
Centralized Web Farm Management
Deploy and manage Web sites and applications across large farms of Web servers from a central place.
Delegated Remote Management
Delegate site configuration management and publishing remote users.
Powerful Admin Tools
Configure and manage IIS 7 using a rich set of command-line, UI and programmatic APIs.
Reliability
Scalable Web Infrastructure
Dynamically scale web farm capacity with HTTP-based load balancing and intelligent request routing.
Dynamic Caching and Compression
Improve performance by enabling high-speed dynamic caching and compression.
Rich Diagnostic Tools
Find and fix issues quickly and easily with powerful diagnostic tools.
Security
Enhanced Server Protection
Maximize web server security through reduced server footprint and automatic application isolation.
Secure Content Publishing
Publish web content more securely using standards based protocols.
Access Protection
Protect your server from unauthorized access.
Choice
ASP.NET and PHP Support
Develop and deploy ASP.NET and PHP applications on the same server.
Modular and Extensible Web Server
Extend and customize IIS.
Integrated Media Platform
Deliver high fidelity experiences efficiently.
Learn
Go check out the Learn Center to get the latest information on IIS, stay up to date, and troubleshoot.
Expand with Extensions
Add new features to IIS today by downloading the official IIS extensions from Microsoft.