Eliminate Render Blocking Resources

How to optimize dnhost.gr

Generic SiteScore: 52/100Analyzed May 2026Re-analyze this site

Eliminate Render Blocking Resources

High Impact+25 points estimated

Why It Matters

Critical CSS and JavaScript are blocking page rendering, delaying LCP by 2.1 seconds.

How to Fix

Inline critical CSS directly in the HTML head for homepage.css. Defer non-critical JavaScript like headerLibraries.js using async or defer attributes. Use resource hints like preload for essential fonts to load them earlier in the page lifecycle.

0Needs Improvement

What This Score Means

A score of 52 falls in the "Needs Improvement" range (50-89). While it is better than poor (0-49), you should aim for 90+ to provide an optimal user experience and maximize SEO benefits.

This site is slower than approximately 35% of similar sites. The main issues affecting performance are image optimization, JavaScript execution time, and layout stability.

Addressing these issues could improve your conversion rate by 15-20% and boost your search engine rankings.

Core Web Vitals Analysis

LCP

Largest Contentful Paint

5.5s
Poor

Good: < 2.5s

Measures how long it takes for the main content to appear on screen

INP

Interaction to Next Paint

197ms
Good

Good: < 200ms

Measures how quickly the page responds to user interactions

CLS

Cumulative Layout Shift

0.01
Good

Good: < 0.1

Measures visual stability - how much content shifts during page load

AI Performance Analysis

This website has poor performance with a score of 52/100, indicating significant user experience issues. The biggest problem is extremely slow interactivity - it takes 16 seconds for the page to become fully interactive, which will frustrate users trying to click buttons or fill forms. The main culprits are render-blocking CSS and JavaScript files that delay initial page loading by over 2 seconds, plus massive amounts of unused code (489KB of unused JavaScript and 62KB of unused CSS). Fixing these blocking resources, removing unused code, and implementing proper caching could potentially improve the performance score by 30+ points and dramatically reduce load times.

Other Optimization Recommendations

Remove Unused CSS and JavaScript

High Impact+18 points estimated

Why It Matters:

94% of CSS and 500KB of JavaScript are unused, wasting bandwidth and blocking the main thread.

How to Fix:

Audit homepage.css to remove 63KB of unused styles - consider splitting into page-specific stylesheets. Remove unused JavaScript from reCAPTCHA, Google Tag Manager, and Sentry bundles. Implement code splitting to load only necessary scripts per page.

Optimize Images and Caching

Medium Impact+12 points estimated

Why It Matters:

Oversized images and missing cache headers cause unnecessary bandwidth usage and slower repeat visits.

How to Fix:

Resize the 1080x1080 alert image to its displayed 40x40 size, saving 37KB. Convert images to WebP format for better compression. Set proper cache headers with long expiration times (1 year) for static assets like fonts and images.

Keep Your Site Fast After Optimization

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