Eliminate Render-Blocking Resources

How to optimize gastouderbureausnoesje.nl

WordPress SiteScore: 84/100Analyzed April 2026Re-analyze this site

Eliminate Render-Blocking Resources

High Impact+6 points estimated

Why It Matters

Compliance GDPR plugin scripts are blocking initial render, delaying First Contentful Paint by 150ms.

How to Fix

In WordPress admin, go to Complianz settings and enable 'Load cookie banner asynchronously'. Move the TCF stub script to load after critical content. Consider inlining critical CSS from cookieblocker.min.css directly in the theme.

0Needs Improvement

What This Score Means

A score of 84 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

2.6s
Needs Improvement

Good: < 2.5s

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

INP

Interaction to Next Paint

241ms
Needs Improvement

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 WordPress site has good performance with a score of 84/100, but has room for improvement in user interactivity. The biggest issue is an extremely slow Time to Interactive of 10.5 seconds, meaning users have to wait that long before they can fully interact with the page. The main culprits are unused JavaScript from Google Analytics/Tag Manager (wasting 133 KB) and render-blocking scripts that delay the initial page load. Removing unused JavaScript, deferring non-critical scripts, and optimizing the loading sequence could significantly improve interactivity and push this site into the excellent performance range.

Other Optimization Recommendations

Optimize Google Tag Manager Scripts

High Impact+8 points estimated

Why It Matters:

Unused JavaScript from GTM and Google Analytics is wasting 133 KiB and blocking the main thread for 490ms.

How to Fix:

Remove unused Google Analytics events and triggers in GTM dashboard. Use gtag4wp plugin's built-in optimization features to load GTM scripts asynchronously. Consider moving non-essential tracking to fire only after user interaction.

Fix JavaScript Layout Thrashing

Medium Impact+4 points estimated

Why It Matters:

Forced reflows in your theme's script.js and Swiper library are causing 41ms of unnecessary layout calculations.

How to Fix:

Update snoesje-v2 theme to batch DOM reads and writes separately. Replace geometric property queries (offsetWidth) with CSS transforms where possible. Update Swiper.js to latest version which has performance optimizations for layout calculations.

Keep Your Site Fast After Optimization

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