Tools & Wizards About Us
energie-control.nl screenshot

Report Summary

  • 50

    Performance

    Renders faster than
    68% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

energie-control.nl

Zonnepanelen, isolatie & meer | Snelle service | Energiecontrol

Page Load Speed

4.6 sec in total

First Response

354 ms

Resources Loaded

3.8 sec

Page Rendered

401 ms

energie-control.nl screenshot

About Website

Click here to check amazing Energiecontrol content. Otherwise, check out these important facts you probably never knew about energie-control.nl

Ga jij voor duurzaam? Wij bieden o.a. zonnepanelen, warmtepompen, laadpalen en isolatie. ✓Bekijk meer

Visit energie-control.nl

Key Findings

We analyzed Energie-control.nl page load time and found that the first response time was 354 ms and then it took 4.2 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

energie-control.nl performance score

50

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

13/100

10%

LCP (Largest Contentful Paint)

Value5.6 s

17/100

25%

SI (Speed Index)

Value7.0 s

32/100

10%

TBT (Total Blocking Time)

Value190 ms

91/100

30%

CLS (Cumulative Layout Shift)

Value0.174

69/100

15%

TTI (Time to Interactive)

Value8.9 s

34/100

10%

Network Requests Diagram

energie-control.nl

354 ms

www.energie-control.nl

824 ms

frontend.css

95 ms

air-datepicker.min.css

187 ms

style.min.css

252 ms

Our browser made a total of 78 requests to load all elements on the main page. We found that 62% of them (48 requests) were addressed to the original Energie-control.nl, 23% (18 requests) were made to Fonts.gstatic.com and 14% (11 requests) were made to Klantenvertellen.nl. The less responsive or slowest element that took the longest time to load (824 ms) belongs to the original domain Energie-control.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 143.2 kB (16%)

Content Size

917.4 kB

After Optimization

774.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Energie-control.nl main page is 917.4 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. 55% of websites need less resources to load. Images take 726.1 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 137.7 kB

  • Original 168.8 kB
  • After minification 165.0 kB
  • After compression 31.1 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 137.7 kB or 82% of the original size.

Image Optimization

-1%

Potential reduce by 5.5 kB

  • Original 726.1 kB
  • After minification 720.6 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. Energiecontrol images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 33 B

  • Original 2.5 kB
  • After minification 2.5 kB
  • After compression 2.4 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

-0%

Potential reduce by 0 B

  • Original 20.1 kB
  • After minification 20.1 kB
  • After compression 20.1 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. Energie-control.nl has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 42 (78%)

Requests Now

54

After Optimization

12

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Energiecontrol. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 29 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

energie-control.nl

energie-control.nl

354 ms

www.energie-control.nl

www.energie-control.nl

824 ms

frontend.css

frontend.css

95 ms

air-datepicker.min.css

air-datepicker.min.css

187 ms

style.min.css

style.min.css

252 ms

theme.min.css

theme.min.css

253 ms

frontend-lite.min.css

frontend-lite.min.css

259 ms

post-10.css

post-10.css

264 ms

jet-popup-frontend.css

jet-popup-frontend.css

268 ms

elementor-icons.min.css

elementor-icons.min.css

279 ms

swiper.min.css

swiper.min.css

340 ms

frontend-lite.min.css

frontend-lite.min.css

339 ms

global.css

global.css

347 ms

post-8.css

post-8.css

350 ms

post-11.css

post-11.css

358 ms

post-87.css

post-87.css

370 ms

post-2881.css

post-2881.css

423 ms

all.css

all.css

509 ms

style.css

style.css

433 ms

v4-shims.css

v4-shims.css

439 ms

fontawesome.min.css

fontawesome.min.css

451 ms

solid.min.css

solid.min.css

460 ms

brands.min.css

brands.min.css

513 ms

jquery.min.js

jquery.min.js

607 ms

jquery-migrate.min.js

jquery-migrate.min.js

528 ms

widget-nav-menu.min.css

widget-nav-menu.min.css

544 ms

widget-icon-box.min.css

widget-icon-box.min.css

552 ms

sf_diensten_slider.css

sf_diensten_slider.css

592 ms

owl.carousel.min.css

owl.carousel.min.css

594 ms

sf_projecten_slider.css

sf_projecten_slider.css

685 ms

sf_news.css

sf_news.css

687 ms

smush-lazy-load.min.js

smush-lazy-load.min.js

696 ms

jquery.smartmenus.min.js

jquery.smartmenus.min.js

696 ms

webpack-pro.runtime.min.js

webpack-pro.runtime.min.js

697 ms

webpack.runtime.min.js

webpack.runtime.min.js

709 ms

frontend-modules.min.js

frontend-modules.min.js

791 ms

frontend.min.js

frontend.min.js

731 ms

css

css

29 ms

waypoints.min.js

waypoints.min.js

760 ms

frontend.min.js

frontend.min.js

685 ms

elements-handlers.min.js

elements-handlers.min.js

593 ms

anime.min.js

anime.min.js

535 ms

jet-popup-frontend.js

jet-popup-frontend.js

574 ms

jquery.sticky.min.js

jquery.sticky.min.js

572 ms

home-1.jpg

home-1.jpg

618 ms

energieleverende_woning_voor_100000_euro_1_QnVncP-1-1.png

energieleverende_woning_voor_100000_euro_1_QnVncP-1-1.png

617 ms

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22 ms

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35 ms

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34 ms

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34 ms

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35 ms

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34 ms

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33 ms

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35 ms

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36 ms

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35 ms

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36 ms

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37 ms

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60 ms

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61 ms

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61 ms

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61 ms

Energie-Control-logo-nieuw.svg

Energie-Control-logo-nieuw.svg

155 ms

CTa-ec-v2.png

CTa-ec-v2.png

93 ms

Vector-3.png

Vector-3.png

94 ms

retrieve-widget.html

retrieve-widget.html

203 ms

public.css

public.css

351 ms

widget.js

widget.js

108 ms

kv_shape.svg

kv_shape.svg

101 ms

GothamBook.svg

GothamBook.svg

350 ms

GothamMedium.svg

GothamMedium.svg

361 ms

Gotham-Bold_21010.svg

Gotham-Bold_21010.svg

372 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

381 ms

GothamBook.woff

GothamBook.woff

182 ms

GothamMedium.woff

GothamMedium.woff

182 ms

Gotham-Bold_21010.woff

Gotham-Bold_21010.woff

185 ms

Accessibility Review

energie-control.nl accessibility score

79

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

energie-control.nl 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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

energie-control.nl SEO score

93

Search Engine Optimization Advices

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

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 Energie-control.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 Energie-control.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

energie-control.nl

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