Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

defietsfabriek.nl

Fiets kopen: online fietsen bestellen – De Fietsfabriek

Page Load Speed

10.9 sec in total

First Response

295 ms

Resources Loaded

10 sec

Page Rendered

587 ms

defietsfabriek.nl screenshot

About Website

Welcome to defietsfabriek.nl homepage info - get ready to check De Fietsfabriek best content right away, or after learning these important things about defietsfabriek.nl

Een fiets kopen bij De Fietsfabriek: keuze uit diverse bakfietsen, elektrische bakfietsen, dames- en herenfietsen. Compleet te personaliseren, zowel zakelijk als privé!

Visit defietsfabriek.nl

Key Findings

We analyzed Defietsfabriek.nl page load time and found that the first response time was 295 ms and then it took 10.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

defietsfabriek.nl performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.8 s

0/100

10%

LCP (Largest Contentful Paint)

Value19.3 s

0/100

25%

SI (Speed Index)

Value27.1 s

0/100

10%

TBT (Total Blocking Time)

Value3,540 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.025

100/100

15%

TTI (Time to Interactive)

Value21.8 s

1/100

10%

Network Requests Diagram

defietsfabriek.nl

295 ms

www.defietsfabriek.nl

2600 ms

font-awesome.min.css

114 ms

sb-instagram-2-2.min.css

240 ms

style.min.css

306 ms

Our browser made a total of 99 requests to load all elements on the main page. We found that 77% of them (76 requests) were addressed to the original Defietsfabriek.nl, 12% (12 requests) were made to Fonts.gstatic.com and 2% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (3 sec) belongs to the original domain Defietsfabriek.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 279.1 kB (9%)

Content Size

3.0 MB

After Optimization

2.7 MB

In fact, the total size of Defietsfabriek.nl main page is 3.0 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. 70% of websites need less resources to load. Images take 1.9 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 73.7 kB

  • Original 91.1 kB
  • After minification 87.2 kB
  • After compression 17.4 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 73.7 kB or 81% of the original size.

Image Optimization

-1%

Potential reduce by 14.6 kB

  • Original 1.9 MB
  • After minification 1.9 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. De Fietsfabriek images are well optimized though.

JavaScript Optimization

-12%

Potential reduce by 87.6 kB

  • Original 709.7 kB
  • After minification 709.7 kB
  • After compression 622.2 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 87.6 kB or 12% of the original size.

CSS Optimization

-39%

Potential reduce by 103.3 kB

  • Original 263.1 kB
  • After minification 257.2 kB
  • After compression 159.8 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. Defietsfabriek.nl needs all CSS files to be minified and compressed as it can save up to 103.3 kB or 39% of the original size.

Requests Breakdown

Number of requests can be reduced by 60 (72%)

Requests Now

83

After Optimization

23

The browser has sent 83 CSS, Javascripts, AJAX and image requests in order to completely render the main page of De Fietsfabriek. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 40 to 1 for JavaScripts and from 22 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

defietsfabriek.nl accessibility score

87

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

defietsfabriek.nl best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

defietsfabriek.nl SEO score

83

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    NL

  • Language Claimed

    NL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Defietsfabriek.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and it matches the claimed language. Our system also found out that Defietsfabriek.nl main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

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