Tools & Wizards About Us

Report Summary

  • 46

    Performance

    Renders faster than
    65% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

groene-energiewinkel.nl

De Groene-Energiewinkel, produkten en informatie voor de doe-het-zelver of zzp-er die energie wil besparen of zelf duurzame energie wil opwekken.

Page Load Speed

3.9 sec in total

First Response

975 ms

Resources Loaded

2.7 sec

Page Rendered

214 ms

About Website

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

Lees de informatie over alle mogelijkheden voor energiebesparing of voor het zelf opwekken van duurzame energie met behulp van de zon of wind en bekijk de produkten.

Visit groene-energiewinkel.nl

Key Findings

We analyzed Groene-energiewinkel.nl page load time and found that the first response time was 975 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

groene-energiewinkel.nl performance score

46

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

31/100

10%

LCP (Largest Contentful Paint)

Value6.3 s

10/100

25%

SI (Speed Index)

Value5.9 s

49/100

10%

TBT (Total Blocking Time)

Value130 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value1.094

1/100

15%

TTI (Time to Interactive)

Value5.6 s

69/100

10%

Network Requests Diagram

www.groene-energiewinkel.nl

975 ms

js

57 ms

style.css

117 ms

page_0.css

457 ms

page_0_theme.css

546 ms

Our browser made a total of 36 requests to load all elements on the main page. We found that 44% of them (16 requests) were addressed to the original Groene-energiewinkel.nl, 39% (14 requests) were made to Myshop.s3-external-3.amazonaws.com and 8% (3 requests) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (975 ms) belongs to the original domain Groene-energiewinkel.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 92.6 kB (18%)

Content Size

501.8 kB

After Optimization

409.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Groene-energiewinkel.nl main page is 501.8 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 30% of websites need less resources to load. Images take 265.2 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 29.3 kB

  • Original 38.8 kB
  • After minification 38.8 kB
  • After compression 9.4 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 29.3 kB or 76% of the original size.

Image Optimization

-6%

Potential reduce by 16.4 kB

  • Original 265.2 kB
  • After minification 248.9 kB

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. Groene Energiewinkel images are well optimized though.

JavaScript Optimization

-9%

Potential reduce by 12.8 kB

  • Original 143.0 kB
  • After minification 137.2 kB
  • After compression 130.3 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. This website has mostly compressed JavaScripts.

CSS Optimization

-62%

Potential reduce by 34.1 kB

  • Original 54.8 kB
  • After minification 40.2 kB
  • After compression 20.6 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. Groene-energiewinkel.nl needs all CSS files to be minified and compressed as it can save up to 34.1 kB or 62% of the original size.

Requests Breakdown

Number of requests can be reduced by 27 (79%)

Requests Now

34

After Optimization

7

  • Images
  • JavaScript
  • CSS

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Groene Energiewinkel. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

groene-energiewinkel.nl accessibility score

89

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

[id] attributes on active, focusable elements are not unique

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

Links do not have a discernible name

Best Practices

groene-energiewinkel.nl best practices score

50

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

groene-energiewinkel.nl SEO score

71

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

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 Groene-energiewinkel.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 Groene-energiewinkel.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 description is not detected on the main page of Groene Energiewinkel. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: