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Category: Server

Microsoft IIS

Based on 61 real audits

44
Avg. Performance
88
Avg. Accessibility
84
Avg. Best Practices
90
Avg. SEO
65
Avg. Security
71
Avg. Composite
44 /100
Avg. Performance
534 ms
Avg. TTFB
71 /100
Avg. Composite
61
Sites Audited

How Microsoft IIS sites compare

Microsoft IIS sites tend to score below average on performance (44/100), compared to the global average of 66/100.

Recent Audits

See all 61 websites using Microsoft IIS →
SitePerformanceGradeAudited
www.ikv.org.tr52C2026-05-10
www.compliancewire.com83C2026-05-10
online.secure-logistics.nl54C2026-05-10
paylocity.com31C2026-04-23
hktdc.com12D2026-04-23
netapp.com52D2026-04-22
danfoss.com33C2026-04-22
mailenable.com88C2026-04-22
flsenate.gov61C2026-04-22
cirquedusoleil.com32C2026-04-22

Commonly Used With

Sites that use Microsoft IIS also commonly use:

IIS Web servers 61Windows Server Operating systems 59Microsoft ASP.NET Web frameworks 43Google Search Console Analytics 41ASP.NET Runtime 41Microsoft 365 Email 37Google Tag Manager Tag managers 34jQuery JavaScript libraries 31Google Analytics Analytics 29Open Graph Miscellaneous 28

Compare with...

Microsoft IIS vs IISMicrosoft IIS vs Windows ServerMicrosoft IIS vs Microsoft ASP.NETMicrosoft IIS vs Google Search ConsoleMicrosoft IIS vs ASP.NETMicrosoft IIS vs Microsoft 365Microsoft IIS vs Google Tag ManagerMicrosoft IIS vs jQueryMicrosoft IIS vs Google AnalyticsMicrosoft IIS vs Open Graph

FAQ

What is the average Lighthouse performance score for Microsoft IIS sites?
Based on 61 real audits, Microsoft IIS sites score an average of 44/100 on Lighthouse performance.
How does Microsoft IIS compare on web security?
Microsoft IIS sites score an average security grade of 65/100 in BeaverCheck audits.
What is the average page load time for Microsoft IIS websites?
The average Time to First Byte (TTFB) for Microsoft IIS sites is 534ms based on 61 audits.
How can I improve my Microsoft IIS site's performance?
Run a free audit on BeaverCheck to get specific recommendations for your Microsoft IIS site. Common issues include render-blocking resources, unoptimized images, and missing caching headers.

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