Tools & Wizards About Us
sportzorg.nl screenshot

Report Summary

  • 31

    Performance

    Renders faster than
    51% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

sportzorg.nl

Blessure opgelopen? Bij Sportzorg.nl ben je op het juiste adres. | Sportzorg

Page Load Speed

6 sec in total

First Response

879 ms

Resources Loaded

3.5 sec

Page Rendered

1.7 sec

sportzorg.nl screenshot

About Website

Visit sportzorg.nl now to see the best up-to-date Sportzorg content for Netherlands and also check out these interesting facts you probably never knew about sportzorg.nl

Sportzorg.nl is de onafhankelijke website als je meer wilt weten over blessures, voeding, psychologie, sportkeuringen en chronische aandoeningen.

Visit sportzorg.nl

Key Findings

We analyzed Sportzorg.nl page load time and found that the first response time was 879 ms and then it took 5.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

sportzorg.nl performance score

31

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.3 s

7/100

10%

LCP (Largest Contentful Paint)

Value6.7 s

8/100

25%

SI (Speed Index)

Value6.2 s

43/100

10%

TBT (Total Blocking Time)

Value550 ms

53/100

30%

CLS (Cumulative Layout Shift)

Value0.395

26/100

15%

TTI (Time to Interactive)

Value8.5 s

38/100

10%

Network Requests Diagram

www.sportzorg.nl

879 ms

core_fb742af74e7c0d36793b66737fbe8fc0.css

386 ms

default_e289cfdcc54d75d50173a8d0cf3eaa6a.css

439 ms

default_d6a9b24e2f06ec35a1cddc552a292f52.css

367 ms

prototype.js

281 ms

Our browser made a total of 76 requests to load all elements on the main page. We found that 86% of them (65 requests) were addressed to the original Sportzorg.nl, 3% (2 requests) were made to Googletagmanager.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Sportzorg.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.0 MB (26%)

Content Size

3.9 MB

After Optimization

2.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sportzorg.nl main page is 3.9 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. 75% 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. Images take 2.9 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 64.1 kB

  • Original 76.5 kB
  • After minification 58.3 kB
  • After compression 12.4 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 18.2 kB, which is 24% 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 64.1 kB or 84% of the original size.

Image Optimization

-8%

Potential reduce by 241.3 kB

  • Original 2.9 MB
  • After minification 2.6 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. Sportzorg images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 495.1 kB

  • Original 691.4 kB
  • After minification 630.5 kB
  • After compression 196.3 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 495.1 kB or 72% of the original size.

CSS Optimization

-89%

Potential reduce by 234.5 kB

  • Original 263.8 kB
  • After minification 178.3 kB
  • After compression 29.3 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. Sportzorg.nl needs all CSS files to be minified and compressed as it can save up to 234.5 kB or 89% of the original size.

Requests Breakdown

Number of requests can be reduced by 41 (59%)

Requests Now

69

After Optimization

28

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 69 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sportzorg. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 38 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.sportzorg.nl

www.sportzorg.nl

879 ms

core_fb742af74e7c0d36793b66737fbe8fc0.css

core_fb742af74e7c0d36793b66737fbe8fc0.css

386 ms

default_e289cfdcc54d75d50173a8d0cf3eaa6a.css

default_e289cfdcc54d75d50173a8d0cf3eaa6a.css

439 ms

default_d6a9b24e2f06ec35a1cddc552a292f52.css

default_d6a9b24e2f06ec35a1cddc552a292f52.css

367 ms

prototype.js

prototype.js

281 ms

sprintf.js

sprintf.js

287 ms

call_user_func_array.js

call_user_func_array.js

287 ms

language.js

language.js

384 ms

jquery.min.js

jquery.min.js

569 ms

jquery-ui-custom.min.js

jquery-ui-custom.min.js

766 ms

jquery.json.min.js

jquery.json.min.js

463 ms

jquery.cookie.js

jquery.cookie.js

485 ms

jquery.autosize.js

jquery.autosize.js

487 ms

registry.js

registry.js

530 ms

confirm.js

confirm.js

560 ms

contentChange.js

contentChange.js

582 ms

w-fx.js

w-fx.js

589 ms

jquery.gritter.min.js

jquery.gritter.min.js

625 ms

bootstrap.min.js

bootstrap.min.js

657 ms

iframe.js

iframe.js

667 ms

form.js

form.js

786 ms

form.js

form.js

691 ms

index.js

index.js

719 ms

googleAnalytics.js

googleAnalytics.js

755 ms

js

js

74 ms

toolbar.js

toolbar.js

785 ms

nl.js

nl.js

866 ms

index.js

index.js

867 ms

index.js

index.js

868 ms

w-cycle.js

w-cycle.js

868 ms

w-events.js

w-events.js

875 ms

w-modal.js

w-modal.js

879 ms

w-lightbox.js

w-lightbox.js

898 ms

nl.js

nl.js

962 ms

searchForm.js

searchForm.js

974 ms

nl.js

nl.js

968 ms

swiper.min.js

swiper.min.js

1067 ms

css2

css2

29 ms

analytics.js

analytics.js

93 ms

collect

collect

15 ms

collect

collect

12 ms

gtm.js

gtm.js

180 ms

hotjar-2466887.js

hotjar-2466887.js

288 ms

logo-sportzorg.svg

logo-sportzorg.svg

174 ms

Atletiekbaan-stretch_YXJfNjAweDM1MF9kXzFfanBnXy9fYXNzZXQvX3ByaXZhdGUvc25pcHBldC85Mzgy_389b1bd0.jpg

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287 ms

Core-stability_YXJfNjAweDM1MF9kXzFfanBnXy9fYXNzZXQvX3ByaXZhdGUvc25pcHBldC85Mzgz_16edacc1.jpg

Core-stability_YXJfNjAweDM1MF9kXzFfanBnXy9fYXNzZXQvX3ByaXZhdGUvc25pcHBldC85Mzgz_16edacc1.jpg

176 ms

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173 ms

ale-romo-photography-TdrUCJU6VFs-unsplash_YXJfNjAweDM1MF9kXzFfanBnXy9fYXNzZXQvX3ByaXZhdGUvc25pcHBldC85Mzg1_48e7e3aa.jpg

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175 ms

Onderzoek-rug-JessicaGal-070_YXJfOTAweDUyNV9kXzFfanBnXy9fYXNzZXQvX3ByaXZhdGUvc25pcHBldC85Mzg2_8cf20cf6.jpg

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174 ms

15816-Push-sports-Korfbal-Banner-Sportzorg-970x90_v4.png

15816-Push-sports-Korfbal-Banner-Sportzorg-970x90_v4.png

372 ms

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fiets-naar-je-werk-dag-website_YXJfMTI4MHg2NDBfZF8xX3BuZ18vX2Fzc2V0L19wcml2YXRlL25ld3MvNjczMg_9343c10f.png

790 ms

glutenvrij-website_YXJfMzIweDE2MF9kXzFfcG5nXy9fYXNzZXQvX3ByaXZhdGUvbmV3cy82NzMy_e26bac2f.png

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365 ms

sidas-trainen-4daagse_YXJfMzIweDE2MF9kXzFfcG5nXy9fYXNzZXQvX3ByaXZhdGUvbmV3cy82NzMy_35176cf0.png

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285 ms

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284 ms

SIDAS-01-531-752-Homepage-Sportzorg-D-970x90px-marathon-1_YXJfOTcweDkwX2RfMV9qcGdfL19hc3NldC9fcHVibGljL19fc2l0ZV82L1Nwb25zb3I_3b2b40c9.jpg

SIDAS-01-531-752-Homepage-Sportzorg-D-970x90px-marathon-1_YXJfOTcweDkwX2RfMV9qcGdfL19hc3NldC9fcHVibGljL19fc2l0ZV82L1Nwb25zb3I_3b2b40c9.jpg

384 ms

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386 ms

JessicaGal-043_cl8xOTIweDEwODBfZF8xX2pwZ18vX2Fzc2V0L19wcml2YXRlL2Jhbm5lcjIvMTEwNzI_deb4af66.jpg

JessicaGal-043_cl8xOTIweDEwODBfZF8xX2pwZ18vX2Fzc2V0L19wcml2YXRlL2Jhbm5lcjIvMTEwNzI_deb4af66.jpg

387 ms

JessicaGal-036_cl8xOTIweDEwODBfZF8xX2pwZ18vX2Fzc2V0L19wcml2YXRlL2Jhbm5lcjIvMTEwNzI_c1153f7f.jpg

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552 ms

Duiken-2-1_cl8xOTIweDEwODBfZF8xX2pwZ18vX2Fzc2V0L19wcml2YXRlL2Jhbm5lcjIvMTEwNzI_d5e37932.jpg

Duiken-2-1_cl8xOTIweDEwODBfZF8xX2pwZ18vX2Fzc2V0L19wcml2YXRlL2Jhbm5lcjIvMTEwNzI_d5e37932.jpg

571 ms

Massage-behandeling_cl8xOTIweDEwODBfZF8xX2pwZ18vX2Fzc2V0L19wcml2YXRlL2Jhbm5lcjIvMTEwNzI_bc34f557.jpg

Massage-behandeling_cl8xOTIweDEwODBfZF8xX2pwZ18vX2Fzc2V0L19wcml2YXRlL2Jhbm5lcjIvMTEwNzI_bc34f557.jpg

574 ms

JessicaGal-013_cl8xOTIweDEwODBfZF8xX2pwZ18vX2Fzc2V0L19wcml2YXRlL2Jhbm5lcjIvMTEwNzI_1e8b95ad.jpg

JessicaGal-013_cl8xOTIweDEwODBfZF8xX2pwZ18vX2Fzc2V0L19wcml2YXRlL2Jhbm5lcjIvMTEwNzI_1e8b95ad.jpg

499 ms

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500 ms

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603 ms

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607 ms

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782 ms

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675 ms

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672 ms

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69 ms

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70 ms

fa-regular-400.woff

fa-regular-400.woff

549 ms

fa-light-300.woff

fa-light-300.woff

567 ms

fa-solid-900.woff

fa-solid-900.woff

812 ms

fa-brands-400.woff

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635 ms

hotjar-2466887.js

hotjar-2466887.js

60 ms

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14 ms

default_4653d7fc0e870d3622db24a841a78f74.css

default_4653d7fc0e870d3622db24a841a78f74.css

104 ms

Accessibility Review

sportzorg.nl accessibility score

91

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

Image elements do not have [alt] attributes

Best Practices

sportzorg.nl best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

sportzorg.nl SEO score

82

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 Sportzorg.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 Sportzorg.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

sportzorg.nl

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