Tools & Wizards About Us
stroomwinkel.nl screenshot

Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 52

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

stroomwinkel.nl

Victron Energy - Altijd STROOM! | Verkoop & Service Center Particulieren | Stroomwinkel.nl

Page Load Speed

4.7 sec in total

First Response

272 ms

Resources Loaded

4.2 sec

Page Rendered

276 ms

stroomwinkel.nl screenshot

About Website

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

Dé Victron-specialist | Victron Verkoop & Service Center Particulieren | Bij Stroomwinkel.nl ✅Showroom winkel ✅Beste prijs ✅5+1 jaar garantie ✅Technische ondersteuning ✅Snel in huis!

Visit stroomwinkel.nl

Key Findings

We analyzed Stroomwinkel.nl page load time and found that the first response time was 272 ms and then it took 4.5 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

stroomwinkel.nl performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.3 s

7/100

10%

LCP (Largest Contentful Paint)

Value7.3 s

5/100

25%

SI (Speed Index)

Value7.8 s

24/100

10%

TBT (Total Blocking Time)

Value2,190 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value15.2 s

7/100

10%

Network Requests Diagram

stroomwinkel.nl

272 ms

stroomwinkel.nl

904 ms

css

55 ms

combined.css

272 ms

home.min.js

809 ms

Our browser made a total of 52 requests to load all elements on the main page. We found that 40% of them (21 requests) were addressed to the original Stroomwinkel.nl, 19% (10 requests) were made to Kiyoh.com and 10% (5 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Kiyoh.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 329.1 kB (16%)

Content Size

2.1 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Stroomwinkel.nl main page is 2.1 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. 65% of websites need less resources to load. Images take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 126.2 kB

  • Original 147.2 kB
  • After minification 117.6 kB
  • After compression 21.0 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 29.5 kB, which is 20% 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 126.2 kB or 86% of the original size.

Image Optimization

-7%

Potential reduce by 69.6 kB

  • Original 1.0 MB
  • After minification 944.0 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. Stroomwinkel images are well optimized though.

JavaScript Optimization

-13%

Potential reduce by 109.3 kB

  • Original 823.5 kB
  • After minification 823.5 kB
  • After compression 714.1 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 109.3 kB or 13% of the original size.

CSS Optimization

-20%

Potential reduce by 24.0 kB

  • Original 117.8 kB
  • After minification 117.8 kB
  • After compression 93.8 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. Stroomwinkel.nl needs all CSS files to be minified and compressed as it can save up to 24.0 kB or 20% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (37%)

Requests Now

41

After Optimization

26

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Stroomwinkel. 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 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

stroomwinkel.nl

stroomwinkel.nl

272 ms

stroomwinkel.nl

stroomwinkel.nl

904 ms

css

css

55 ms

combined.css

combined.css

272 ms

home.min.js

home.min.js

809 ms

jquery.js

jquery.js

361 ms

main.js

main.js

297 ms

css

css

71 ms

font-awesome.min.css

font-awesome.min.css

62 ms

js

js

72 ms

api.js

api.js

59 ms

bg-left.png

bg-left.png

91 ms

analytics.js

analytics.js

84 ms

gtm.js

gtm.js

82 ms

bg-right.png

bg-right.png

170 ms

sprite.png

sprite.png

168 ms

logo.png

logo.png

268 ms

icon-shopping-cart.png

icon-shopping-cart.png

169 ms

usp1.png

usp1.png

267 ms

usp2.png

usp2.png

266 ms

telefoon.png

telefoon.png

267 ms

usp4.png

usp4.png

443 ms

5708_Stroomwinkel_website_knop_Voertuig.jpg

5708_Stroomwinkel_website_knop_Voertuig.jpg

1097 ms

5708_Stroomwinkel_website_knop_Vaartuig.jpg

5708_Stroomwinkel_website_knop_Vaartuig.jpg

723 ms

service-info.png

service-info.png

444 ms

docdata.gif

docdata.gif

443 ms

magebirdpopup.php

magebirdpopup.php

403 ms

js

js

116 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

163 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVc.ttf

223 ms

6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7g.ttf

6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7g.ttf

217 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

108 ms

retrieve-widget.html

retrieve-widget.html

446 ms

collect

collect

133 ms

collect

collect

165 ms

qFdb35qfgYFjGy5hukqqhw5XeRgdi1oVcKDMGbo.ttf

qFdb35qfgYFjGy5hukqqhw5XeRgdi1oVcKDMGbo.ttf

151 ms

qFdb35qfgYFjGy5hukqqhw5XeRgdi1ryd6DMGbo.ttf

qFdb35qfgYFjGy5hukqqhw5XeRgdi1ryd6DMGbo.ttf

150 ms

uc.js

uc.js

200 ms

bkg_pipe1.gif

bkg_pipe1.gif

218 ms

recaptcha__en.js

recaptcha__en.js

59 ms

collect

collect

98 ms

js

js

98 ms

ga-audiences

ga-audiences

89 ms

public.css

public.css

338 ms

widget.js

widget.js

123 ms

kv_shape.svg

kv_shape.svg

356 ms

GothamBook.svg

GothamBook.svg

661 ms

GothamMedium.svg

GothamMedium.svg

1226 ms

Gotham-Bold_21010.svg

Gotham-Bold_21010.svg

648 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

555 ms

Gotham-Bold_21010.woff

Gotham-Bold_21010.woff

423 ms

GothamBook.woff

GothamBook.woff

189 ms

Accessibility Review

stroomwinkel.nl accessibility score

52

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

Form elements do not have associated labels

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

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

stroomwinkel.nl best practices score

67

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

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

SEO Factors

stroomwinkel.nl SEO score

79

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

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

High

Tap targets are not sized appropriately

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 Stroomwinkel.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 Stroomwinkel.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

stroomwinkel.nl

Open Graph description is not detected on the main page of Stroomwinkel. 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: