Report Summary

  • 60

    Performance

    Renders faster than
    76% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

storytel.nl

Storytel - luisterboeken en eBooks voor iedereen

Page Load Speed

5.7 sec in total

First Response

349 ms

Resources Loaded

5 sec

Page Rendered

411 ms

storytel.nl screenshot

About Website

Welcome to storytel.nl homepage info - get ready to check Storytel best content for Netherlands right away, or after learning these important things about storytel.nl

Duizenden luisterboeken en ebooks in één app, zodat je altijd en overal kan luisteren en lezen. Probeer 14 dagen gratis, daarna 12,99 per 30 dagen.

Visit storytel.nl

Key Findings

We analyzed Storytel.nl page load time and found that the first response time was 349 ms and then it took 5.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

storytel.nl performance score

60

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

93/100

10%

LCP (Largest Contentful Paint)

Value5.6 s

17/100

25%

SI (Speed Index)

Value2.4 s

98/100

10%

TBT (Total Blocking Time)

Value480 ms

60/100

30%

CLS (Cumulative Layout Shift)

Value0.007

100/100

15%

TTI (Time to Interactive)

Value8.2 s

40/100

10%

Network Requests Diagram

storytel.nl

349 ms

www.storytel.nl

344 ms

www.storytel.nl

886 ms

site.css

244 ms

storytelApp.js

705 ms

Our browser made a total of 87 requests to load all elements on the main page. We found that 61% of them (53 requests) were addressed to the original Storytel.nl, 7% (6 requests) were made to D.adroll.com and 6% (5 requests) were made to Facebook.com. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Storytel.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 429.5 kB (26%)

Content Size

1.6 MB

After Optimization

1.2 MB

In fact, the total size of Storytel.nl main page is 1.6 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 40% of websites need less resources to load. Images take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 40.3 kB

  • Original 52.2 kB
  • After minification 41.9 kB
  • After compression 11.9 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 10.3 kB, which is 20% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 40.3 kB or 77% of the original size.

Image Optimization

-0%

Potential reduce by 4.5 kB

  • Original 1.0 MB
  • After minification 1.0 MB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Storytel images are well optimized though.

JavaScript Optimization

-60%

Potential reduce by 217.7 kB

  • Original 361.4 kB
  • After minification 361.4 kB
  • After compression 143.7 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 217.7 kB or 60% of the original size.

CSS Optimization

-86%

Potential reduce by 166.9 kB

  • Original 194.0 kB
  • After minification 194.0 kB
  • After compression 27.1 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Storytel.nl needs all CSS files to be minified and compressed as it can save up to 166.9 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 22 (33%)

Requests Now

66

After Optimization

44

The browser has sent 66 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Storytel. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

storytel.nl accessibility score

98

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Best Practices

storytel.nl best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

storytel.nl SEO score

100

Search Engine Optimization Advices

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    NL

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Storytel.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Storytel.nl main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph data is detected on the main page of Storytel. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: