Tools & Wizards About Us
sportcentrum-dordrecht.nl screenshot

Report Summary

  • 49

    Performance

    Renders faster than
    67% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

sportcentrum-dordrecht.nl

Trainingspakken, voetbalschoenen van Nike en Adidas kopen bij Sportcentrum Dordrecht

Page Load Speed

4.2 sec in total

First Response

279 ms

Resources Loaded

3.6 sec

Page Rendered

314 ms

sportcentrum-dordrecht.nl screenshot

About Website

Click here to check amazing Sportcentrum Dordrecht content. Otherwise, check out these important facts you probably never knew about sportcentrum-dordrecht.nl

Sportcentrum Dordrecht: Chelsea Trainingspakken, Manchester United trainingspakken, Adidas voetbalschoenen, Asics hardloopschoenen, Nike Tech Fleece, Lacoste fashiosn, EA7 polo's, Antony Morato t-...

Visit sportcentrum-dordrecht.nl

Key Findings

We analyzed Sportcentrum-dordrecht.nl page load time and found that the first response time was 279 ms and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

sportcentrum-dordrecht.nl performance score

49

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.8 s

5/100

10%

LCP (Largest Contentful Paint)

Value9.6 s

0/100

25%

SI (Speed Index)

Value8.0 s

22/100

10%

TBT (Total Blocking Time)

Value200 ms

90/100

30%

CLS (Cumulative Layout Shift)

Value0.049

99/100

15%

TTI (Time to Interactive)

Value8.1 s

42/100

10%

Network Requests Diagram

sportcentrum-dordrecht.nl

279 ms

www.sportcentrum-dordrecht.nl

306 ms

www.sportcentrum-dordrecht.nl

494 ms

styles-min.css

277 ms

homepage.less

365 ms

Our browser made a total of 35 requests to load all elements on the main page. We found that 57% of them (20 requests) were addressed to the original Sportcentrum-dordrecht.nl, 14% (5 requests) were made to Fonts.gstatic.com and 11% (4 requests) were made to Use.fontawesome.com. The less responsive or slowest element that took the longest time to load (886 ms) belongs to the original domain Sportcentrum-dordrecht.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 113.2 kB (11%)

Content Size

1.0 MB

After Optimization

905.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sportcentrum-dordrecht.nl main page is 1.0 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. 65% of websites need less resources to load. Images take 792.2 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 77.5 kB

  • Original 91.8 kB
  • After minification 54.1 kB
  • After compression 14.3 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 37.7 kB, which is 41% 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 77.5 kB or 84% of the original size.

Image Optimization

-3%

Potential reduce by 20.3 kB

  • Original 792.2 kB
  • After minification 771.9 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. Sportcentrum Dordrecht images are well optimized though.

JavaScript Optimization

-16%

Potential reduce by 15.3 kB

  • Original 93.8 kB
  • After minification 93.8 kB
  • After compression 78.5 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 15.3 kB or 16% of the original size.

CSS Optimization

-0%

Potential reduce by 84 B

  • Original 40.5 kB
  • After minification 40.5 kB
  • After compression 40.4 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. Sportcentrum-dordrecht.nl has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 11 (44%)

Requests Now

25

After Optimization

14

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sportcentrum Dordrecht. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

sportcentrum-dordrecht.nl

sportcentrum-dordrecht.nl

279 ms

www.sportcentrum-dordrecht.nl

www.sportcentrum-dordrecht.nl

306 ms

www.sportcentrum-dordrecht.nl

www.sportcentrum-dordrecht.nl

494 ms

styles-min.css

styles-min.css

277 ms

homepage.less

homepage.less

365 ms

font-awesome.min.css

font-awesome.min.css

69 ms

css

css

122 ms

css

css

159 ms

scripts-min.js

scripts-min.js

784 ms

42245ac5b8.js

42245ac5b8.js

248 ms

WebResource.axd

WebResource.axd

431 ms

ScriptResource.axd

ScriptResource.axd

698 ms

ScriptResource.axd

ScriptResource.axd

507 ms

analytics.js

analytics.js

883 ms

logo.png

logo.png

879 ms

nike-tech-fleece_1280x600_10212.jpg

nike-tech-fleece_1280x600_10212.jpg

886 ms

winkel-sporten_1280x600_13953.jpg

winkel-sporten_1280x600_13953.jpg

840 ms

sneakers_414x414_14806.jpg

sneakers_414x414_14806.jpg

841 ms

kids-nike_414x414_14808.jpg

kids-nike_414x414_14808.jpg

842 ms

heren-fashion_414x414_14807.jpg

heren-fashion_414x414_14807.jpg

843 ms

ico-ideal-32x32.png

ico-ideal-32x32.png

835 ms

ico-visa-32x32.png

ico-visa-32x32.png

831 ms

ico-mastercard-32x32.png

ico-mastercard-32x32.png

832 ms

42245ac5b8.css

42245ac5b8.css

172 ms

cart.gif

cart.gif

105 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

64 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

156 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVc.ttf

157 ms

memQYaGs126MiZpBA-UFUIcVXSCEkx2cmqvXlWq8tWZ0Pw86hd0Rk8ZkWVAexQ.ttf

memQYaGs126MiZpBA-UFUIcVXSCEkx2cmqvXlWq8tWZ0Pw86hd0Rk8ZkWVAexQ.ttf

179 ms

jizfRExUiTo99u79B_mh0O6tKA.ttf

jizfRExUiTo99u79B_mh0O6tKA.ttf

191 ms

jizaRExUiTo99u79D0KEwA.ttf

jizaRExUiTo99u79D0KEwA.ttf

191 ms

collect

collect

128 ms

font-awesome-css.min.css

font-awesome-css.min.css

95 ms

www.sportcentrum-dordrecht.nl

www.sportcentrum-dordrecht.nl

116 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

179 ms

Accessibility Review

sportcentrum-dordrecht.nl accessibility score

80

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

Links do not have a discernible name

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>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

sportcentrum-dordrecht.nl best practices score

75

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

SEO Factors

sportcentrum-dordrecht.nl SEO score

89

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

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sportcentrum-dordrecht.nl 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 Sportcentrum-dordrecht.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

sportcentrum-dordrecht.nl

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