Tools & Wizards About Us
energieprijzen.net screenshot

Report Summary

  • 5

    Performance

    Renders faster than
    21% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

energieprijzen.net

Energieprijzen 2023 | Grafiek & ontwikkelingen | Overstappen.nl

Page Load Speed

4.9 sec in total

First Response

547 ms

Resources Loaded

3.2 sec

Page Rendered

1.1 sec

energieprijzen.net screenshot

About Website

Click here to check amazing Energieprijzen content. Otherwise, check out these important facts you probably never knew about energieprijzen.net

De energieprijzen dalen in 2023. Bekijk de laatste stand van zaken op overstappen.nl en bespaar tot €600 op je energiekosten.

Visit energieprijzen.net

Key Findings

We analyzed Energieprijzen.net page load time and found that the first response time was 547 ms and then it took 4.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

energieprijzen.net performance score

5

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

8/100

10%

LCP (Largest Contentful Paint)

Value9.7 s

0/100

25%

SI (Speed Index)

Value16.1 s

0/100

10%

TBT (Total Blocking Time)

Value17,490 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.403

25/100

15%

TTI (Time to Interactive)

Value33.1 s

0/100

10%

Network Requests Diagram

547 ms

gtm.js

101 ms

gtm.js

529 ms

uc.js

37 ms

style.min.css

98 ms

Our browser made a total of 124 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Energieprijzen.net, 5% (6 requests) were made to Comparators.overstappen.nl and 4% (5 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Overstappen.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 226.2 kB (8%)

Content Size

3.0 MB

After Optimization

2.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Energieprijzen.net 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. Only a small number of websites need less resources to load. Javascripts take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 83.8 kB

  • Original 111.7 kB
  • After minification 111.6 kB
  • After compression 27.9 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. 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 83.8 kB or 75% of the original size.

Image Optimization

-0%

Potential reduce by 1.2 kB

  • Original 1.3 MB
  • After minification 1.3 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. Energieprijzen images are well optimized though.

JavaScript Optimization

-8%

Potential reduce by 108.2 kB

  • Original 1.4 MB
  • After minification 1.4 MB
  • After compression 1.2 MB

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

-17%

Potential reduce by 32.9 kB

  • Original 194.5 kB
  • After minification 189.3 kB
  • After compression 161.5 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. Energieprijzen.net needs all CSS files to be minified and compressed as it can save up to 32.9 kB or 17% of the original size.

Requests Breakdown

Number of requests can be reduced by 75 (63%)

Requests Now

119

After Optimization

44

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 119 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Energieprijzen. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 29 to 1 for JavaScripts and from 48 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

547 ms

gtm.js

gtm.js

101 ms

gtm.js

gtm.js

529 ms

uc.js

uc.js

37 ms

style.min.css

style.min.css

98 ms

page.css

page.css

185 ms

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261 ms

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267 ms

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267 ms

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268 ms

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605 ms

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661 ms

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685 ms

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684 ms

iv.js

iv.js

419 ms

embed.js

embed.js

239 ms

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242 ms

embed-widget.js

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415 ms

65020.js

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344 ms

page.css

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686 ms

fbevents.js

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19 ms

j.php

j.php

106 ms

page.css

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597 ms

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530 ms

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488 ms

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507 ms

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513 ms

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512 ms

style.css

style.css

529 ms

main_9b585b20.css

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651 ms

scripts.js

scripts.js

508 ms

scripts.js

scripts.js

508 ms

scripts.js

scripts.js

513 ms

scripts.js

scripts.js

512 ms

scripts.js

scripts.js

529 ms

main_9b585b20.js

main_9b585b20.js

772 ms

iv-core.js

iv-core.js

114 ms

os-kizi-desktop_b5378909.svg

os-kizi-desktop_b5378909.svg

509 ms

os-kizi-mobile_427eb632.svg

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515 ms

close_8c15568d.svg

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514 ms

electricity-black.svg

electricity-black.svg

539 ms

document-checkmark.svg

document-checkmark.svg

654 ms

car-black.svg

car-black.svg

601 ms

care-need.svg

care-need.svg

585 ms

home-insurance.svg

home-insurance.svg

586 ms

paw.svg

paw.svg

583 ms

funeral-rose.svg

funeral-rose.svg

596 ms

internet.svg

internet.svg

604 ms

bill-money.svg

bill-money.svg

559 ms

overstappen-favicon.svg

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558 ms

klantenserviceteam_80928436.png

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558 ms

telephone_34e19f3b.svg

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643 ms

mail-black_1576b7e8.svg

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645 ms

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628 ms

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626 ms

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371 ms

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259 ms

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257 ms

tww_41faeb7f.svg

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258 ms

Electricity@2x-2.png

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258 ms

Gas@2x.png

Gas@2x.png

613 ms

Tom-left.png

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662 ms

Gasprijs-stijgt-onrust-rusland.png

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663 ms

photovoltaic-2138992_1280-e1722951122398.jpg

photovoltaic-2138992_1280-e1722951122398.jpg

717 ms

dit-zijn-de-goedkoopste-energiecontracten.jpg

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662 ms

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661 ms

korting-leveranciers.jpg

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909 ms

Alleen-stroom-of-alleen-gas-nieuwsbericht.png

Alleen-stroom-of-alleen-gas-nieuwsbericht.png

1190 ms

Electricity@2x-1.png

Electricity@2x-1.png

907 ms

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104-inspecting-bill-finance-document@2x.png

907 ms

Team-Success-Teamwork-Achievements-Thumbs-Up-Goal-Success@2x-1.png

Team-Success-Teamwork-Achievements-Thumbs-Up-Goal-Success@2x-1.png

891 ms

Opbouw_energieprijs.png

Opbouw_energieprijs.png

907 ms

tom.png

tom.png

906 ms

gilroy-medium_9e12d605.otf

gilroy-medium_9e12d605.otf

941 ms

gilroy-regular_1e09f38c.otf

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942 ms

gilroy-semibold_5b057a22.otf

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941 ms

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939 ms

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539 ms

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139 ms

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232 ms

widget.dd94d8e83f6212ba3755.css

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30 ms

bundle.runtime~widget.eb50eea539054f1fd91c.js

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64 ms

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69 ms

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99 ms

widget.770e6f18792b53dd5a10.js

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98 ms

www-player.css

www-player.css

50 ms

www-embed-player.js

www-embed-player.js

70 ms

base.js

base.js

153 ms

embed_view-02bb8ecb457d048678cd7e0aab01a54084d7aed0.css

embed_view-02bb8ecb457d048678cd7e0aab01a54084d7aed0.css

300 ms

t.js

t.js

595 ms

ad_status.js

ad_status.js

165 ms

2A0Ud3M837WAQrEy9S99YIOeyFhv5P6sVqC_9fGu-2Y.js

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167 ms

embed.js

embed.js

66 ms

bundle_vendor-07e2f9430c87e77c269c-1-webpack.js

bundle_vendor-07e2f9430c87e77c269c-1-webpack.js

103 ms

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embed_viewer-d07492a474005463b716-1-webpack.js

122 ms

id

id

58 ms

Create

Create

181 ms

GenerateIT

GenerateIT

40 ms

Accessibility Review

energieprijzen.net accessibility score

88

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

High

Form elements do not have associated labels

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

energieprijzen.net best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

energieprijzen.net 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 Energieprijzen.net 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 Energieprijzen.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

energieprijzen.net

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