Tools & Wizards About Us

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 59

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

engie-energie.nl

ENGIE - Energieleverancier van groene stroom en gas | ENGIE

Page Load Speed

4.1 sec in total

First Response

984 ms

Resources Loaded

2.6 sec

Page Rendered

506 ms

About Website

Welcome to engie-energie.nl homepage info - get ready to check ENGIE En Ergie best content for Netherlands right away, or after learning these important things about engie-energie.nl

Wereldwijd de grootste investeerder in duurzame energie ✅ Energie, technologie en optimisme ✅ Actief in meer dan 30 landen ✅ Ontdek eenvoudig jouw voordeel op groene energie

Visit engie-energie.nl

Key Findings

We analyzed Engie-energie.nl page load time and found that the first response time was 984 ms and then it took 3.2 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

engie-energie.nl performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

12/100

10%

LCP (Largest Contentful Paint)

Value12.6 s

0/100

25%

SI (Speed Index)

Value8.8 s

16/100

10%

TBT (Total Blocking Time)

Value2,320 ms

5/100

30%

CLS (Cumulative Layout Shift)

Value0.125

83/100

15%

TTI (Time to Interactive)

Value12.7 s

13/100

10%

Network Requests Diagram

www.engie.nl

984 ms

main.848db141192a9a405243.css

384 ms

AppInsights.js

15 ms

SourceBuster.js

13 ms

VisitorIdentification.js

9 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Engie-energie.nl, 5% (2 requests) were made to Cdn.conversationalsdevelopment.nl and 2% (1 request) were made to Cdn.optimizely.com. The less responsive or slowest element that took the longest time to load (984 ms) relates to the external source Engie.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 423.9 kB (37%)

Content Size

1.1 MB

After Optimization

715.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Engie-energie.nl main page is 1.1 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. 60% of websites need less resources to load. Images take 518.5 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 110.3 kB

  • Original 141.7 kB
  • After minification 120.3 kB
  • After compression 31.3 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 21.4 kB, which is 15% 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 110.3 kB or 78% of the original size.

Image Optimization

-45%

Potential reduce by 234.9 kB

  • Original 518.5 kB
  • After minification 283.5 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. Obviously, ENGIE En Ergie needs image optimization as it can save up to 234.9 kB or 45% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-12%

Potential reduce by 45.2 kB

  • Original 367.9 kB
  • After minification 367.9 kB
  • After compression 322.8 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 45.2 kB or 12% of the original size.

CSS Optimization

-30%

Potential reduce by 33.5 kB

  • Original 111.4 kB
  • After minification 111.4 kB
  • After compression 77.9 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. Engie-energie.nl needs all CSS files to be minified and compressed as it can save up to 33.5 kB or 30% of the original size.

Requests Breakdown

Number of requests can be reduced by 25 (63%)

Requests Now

40

After Optimization

15

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ENGIE En Ergie. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

engie-energie.nl accessibility score

59

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not have valid values

High

ARIA IDs 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

Buttons do not have an accessible name

Low

No form fields have multiple labels

High

Form elements do not have associated labels

High

Links do not have a discernible name

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

High

Heading elements are not in a sequentially-descending order

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

engie-energie.nl best practices score

75

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

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

engie-energie.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

    NL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Engie-energie.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 Engie-energie.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 ENGIE En Ergie. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: