Tools & Wizards About Us

Report Summary

  • 51

    Performance

    Renders faster than
    69% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 73

    SEO

    Google-friendlier than
    31% of websites

energieleveranciers-vergelijken.net

Energieleveranciers vergelijken? Bespaar tot € 700 per jaar!

Page Load Speed

58.9 sec in total

First Response

477 ms

Resources Loaded

49.7 sec

Page Rendered

8.7 sec

About Website

Visit energieleveranciers-vergelijken.net now to see the best up-to-date Energieleveranciers Vergelijken content and also check out these interesting facts you probably never knew about energieleveranciers-vergelijken.net

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Key Findings

We analyzed Energieleveranciers-vergelijken.net page load time and found that the first response time was 477 ms and then it took 58.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 40 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

energieleveranciers-vergelijken.net performance score

51

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.6 s

95/100

10%

LCP (Largest Contentful Paint)

Value1.6 s

99/100

25%

SI (Speed Index)

Value8.5 s

17/100

10%

TBT (Total Blocking Time)

Value8,280 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.012

100/100

15%

TTI (Time to Interactive)

Value27.4 s

0/100

10%

Network Requests Diagram

energieleveranciers-vergelijken.net

477 ms

energieleveranciers-vergelijken.net

397 ms

style.css

100 ms

iframe.js

258 ms

iframeresizer.js

523 ms

Our browser made a total of 110 requests to load all elements on the main page. We found that 3% of them (3 requests) were addressed to the original Energieleveranciers-vergelijken.net, 66% (73 requests) were made to Easyswitch.nl and 9% (10 requests) were made to Comparators.overstappen.nl. The less responsive or slowest element that took the longest time to load (14.2 sec) relates to the external source Easyswitch.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 195.3 kB (12%)

Content Size

1.7 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Energieleveranciers-vergelijken.net main page is 1.7 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 985.1 kB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 4.5 kB

  • Original 6.6 kB
  • After minification 6.2 kB
  • After compression 2.1 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 4.5 kB or 68% of the original size.

Image Optimization

-3%

Potential reduce by 14.3 kB

  • Original 481.1 kB
  • After minification 466.9 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. Energieleveranciers Vergelijken images are well optimized though.

JavaScript Optimization

-14%

Potential reduce by 140.2 kB

  • Original 985.1 kB
  • After minification 985.1 kB
  • After compression 845.0 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 140.2 kB or 14% of the original size.

CSS Optimization

-18%

Potential reduce by 36.4 kB

  • Original 202.7 kB
  • After minification 197.6 kB
  • After compression 166.3 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. Energieleveranciers-vergelijken.net needs all CSS files to be minified and compressed as it can save up to 36.4 kB or 18% of the original size.

Requests Breakdown

Number of requests can be reduced by 25 (39%)

Requests Now

64

After Optimization

39

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Energieleveranciers Vergelijken. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

energieleveranciers-vergelijken.net accessibility score

75

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.

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

<frame> or <iframe> elements do not have a title

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

energieleveranciers-vergelijken.net 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

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

energieleveranciers-vergelijken.net SEO score

73

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    NL

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Energieleveranciers-vergelijken.net 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 Energieleveranciers-vergelijken.net 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 Energieleveranciers Vergelijken. 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: