Good

Score Report

bonprix.sk

Scanned on July 28, 2026

Magento
Vue.js
Nuxt.js
Swiper
PhotoSwipe
Last scanned: July 28, 2026
AI verdict

Your store runs well, but has security and legal gaps. Add a cookie consent banner immediately for GDPR compliance. Your accessibility for users is excellent.

Action plan

Fix these 3 things first

Sorted by score impact — each fix moves your overall grade up.

+18potential gain

Performance

Weight: 25% · 13 passed · 4 warnings · 1 failed · 1 SPA (verify manually)

What we found: 28 CSS files — too many!

Why it matters: Each CSS file blocks rendering. With 28 files, the browser must download all of them before painting anything. This can add 1-2+ seconds on mobile networks.

How to fix: Bundle your CSS files into 1-3 files maximum. Use a build tool (Webpack, Vite, Gulp) to concatenate and minify. Critical CSS should be inlined, the rest deferred.
Evidence:HTML-heuristic· Confidence: high

What we found: 160 KB unused (CSS: 0 KB, JS: 160 KB)

Why it matters: Unused code is downloaded and parsed but never executed — pure waste. Removing it speeds up parse time and reduces bandwidth.

Note: This check uses heuristic detection and may produce false positives. Manual verification recommended.

How to fix: Remove unused CSS with PurgeCSS or UnCSS. Code-split JavaScript so only needed code loads per page. Audit plugins — each adds CSS/JS.
Evidence:PSI-lab· Confidence: low

What we found: max-age=0, no-cache

Why it matters: no-cache/no-store forces browsers to re-download resources on every visit. Repeat visitors load your entire site from scratch every time.

How to fix: Set appropriate cache headers: static assets should have max-age=31536000 with versioned filenames. HTML pages can use max-age=0 with ETag for revalidation.
Evidence:HTTP-header· Confidence: high

What we found: Custom fonts detected without preload hints

Why it matters: Fonts are discovered late in the render pipeline (after CSS is parsed). Preloading tells the browser to download them immediately, reducing Flash of Invisible Text (FOIT) by 200-500ms.

How to fix: Preload your primary font: <link rel='preload' href='/fonts/main.woff2' as='font' type='font/woff2' crossorigin>. For Google Fonts: preconnect to fonts.gstatic.com.
Evidence:HTML-heuristic· Confidence: high

What we found: 105 KB of inline JavaScript

Why it matters: Large inline scripts cannot be cached separately — they're re-downloaded with every page load. Moving them to external files with defer enables HTTP caching and parallel downloads.

How to fix: Move large inline scripts to external files. Inline JS over 100 KB inflates HTML, prevents caching, and blocks the parser. External files can be cached, compressed, and deferred.
Evidence:PSI-lab· Confidence: high

5 issues found in Performance. Room for improvement.

🏆 Your store qualifies for the Zulien Score Badge!

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Zulien Score — bonprix.sk (B)
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This is an automated heuristic estimate, not a professional audit. Findings reflect publicly observable signals at scan time and may include false positives.Learn about our methodologyReport inaccuracyRemove this report