LCP
Largest Contentful Paint
1.1s
Good
Good: < 2.5s
Measures how long it takes for the main content to appear on screen
Optimize Network Request Chaining
How to optimize weblagom.fr
Generic SiteScore: 100/100Analyzed February 2026
Optimize Network Request Chaining
Medium Impact+3 points estimated
Why It Matters
Sequential CSS loading creates unnecessary delays in the critical rendering path.
How to Fix
Use HTTP/2 server push or preload hints (<link rel='preload' as='style'>) for critical CSS files. Reduce the dependency chain by bundling related CSS files together. Consider inlining small CSS files (<2KB) directly in the HTML to eliminate additional network requests.
0Good
What This Score Means
A score of 100 falls in the "Good" 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
INP
Interaction to Next Paint
16ms
Good
Good: < 200ms
Measures how quickly the page responds to user interactions
CLS
Cumulative Layout Shift
0.00
Good
Good: < 0.1
Measures visual stability - how much content shifts during page load
AI Performance Analysis
This website achieves a perfect performance score of 100/100, but there are still opportunities to make it even faster for returning visitors. The biggest issue is that critical resources like fonts, CSS files, and the site logo have no caching set up, which means users have to re-download 43 KiB of assets on every visit instead of storing them locally. Additionally, render-blocking CSS files are delaying the initial page display by an estimated 580 milliseconds, which could be fixed by inlining critical styles or deferring non-essential CSS. Setting proper cache headers for static assets and optimizing CSS delivery would make repeat visits noticeably faster while maintaining the already excellent first-time user experience.
Other Optimization Recommendations
Eliminate Render Blocking CSS
High Impact+8 points estimatedWhy It Matters:
CSS files are blocking initial page render, delaying both LCP and FCP by 600ms.
How to Fix:
Combine all CSS files (tag.css, highlight.css, card-layout.css) into a single minified file to reduce HTTP requests. Inline critical CSS directly in the HTML head for above-the-fold content. Defer non-critical CSS using media='print' onload='this.media="all"' technique.
Implement Long-Term Browser Caching
High Impact+6 points estimatedWhy It Matters:
Missing cache headers force repeat downloads of 43KB of static assets, slowing LCP by 300ms on return visits.
How to Fix:
Add cache-control headers with max-age=31536000 (1 year) for static assets like fonts, CSS, and SVG files. Configure your web server to set 'Cache-Control: public, max-age=31536000' for .woff2, .css, and .svg files. Use versioned filenames (e.g., site.v1.2.css) to handle updates.
Want to Analyze YOUR Website?
Get AI-powered performance insights with actionable fixes in 30 seconds
Related Performance Analyses
More Generic Speed Tests
Generic Performance Resources
Remove Unused JavaScript Code
Google Tag Manager scripts contain 139KB of unused code, slowing LCP by 600ms and wasting processing time.
Optimize Video File Caching
17MB of video content has zero cache lifetime, forcing full re-downloads on every visit and wasting 69MB of bandwidth.
Defer Render-Blocking JavaScript
JavaScript files are blocking initial page render, delaying FCP by 750ms and preventing users from seeing content.
Remove Unused CSS and JavaScript
136KB of unused JavaScript and 63KB of unused CSS waste bandwidth and slow down page parsing.
Frequently Asked Questions
Keep Your Site Fast After Optimization
Once your site is optimized, maintain that speed. Use DeployHQ for zero-downtime, automated deployments—so performance fixes and updates go live safely every time, without breaking your site.
Explore DeployHQ →Trusted by engineering teams shipping high-performance sites