Tools & Wizards About Us

Report Summary

  • 39

    Performance

    Renders faster than
    58% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

natuurlijk-welzijn.org

Natuurlijk Welzijn | Nederlands Kenniscentrum van de Natuurgeneeskunde

Page Load Speed

2.2 sec in total

First Response

301 ms

Resources Loaded

1.6 sec

Page Rendered

314 ms

About Website

Click here to check amazing Natuurlijk Welzijn content. Otherwise, check out these important facts you probably never knew about natuurlijk-welzijn.org

Stichting Natuurlijk Welzijn, meer dan 40 jaar Kenniscentrum van de Natuurgeneeskunde in Nederland. Help ons groeien voor € 20,- per jaar. Word donateur!

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Key Findings

We analyzed Natuurlijk-welzijn.org page load time and found that the first response time was 301 ms and then it took 1.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

natuurlijk-welzijn.org performance score

39

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

21/100

10%

LCP (Largest Contentful Paint)

Value6.4 s

9/100

25%

SI (Speed Index)

Value4.7 s

69/100

10%

TBT (Total Blocking Time)

Value360 ms

72/100

30%

CLS (Cumulative Layout Shift)

Value0.845

4/100

15%

TTI (Time to Interactive)

Value6.7 s

56/100

10%

Network Requests Diagram

natuurlijk-welzijn.org

301 ms

natuurlijkwelzijn.org

496 ms

gtm.js

48 ms

cookieblocker.min.css

89 ms

sp-icons.css

219 ms

Our browser made a total of 25 requests to load all elements on the main page. We found that 4% of them (1 request) were addressed to the original Natuurlijk-welzijn.org, 88% (22 requests) were made to Natuurlijkwelzijn.org and 8% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (539 ms) relates to the external source Natuurlijkwelzijn.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 46.3 kB (69%)

Content Size

66.7 kB

After Optimization

20.4 kB

  • HTML
  • Images

In fact, the total size of Natuurlijk-welzijn.org main page is 66.7 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. 25% of websites need less resources to load. HTML takes 58.2 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 46.1 kB

  • Original 58.2 kB
  • After minification 52.4 kB
  • After compression 12.1 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 46.1 kB or 79% of the original size.

Image Optimization

-3%

Potential reduce by 233 B

  • Original 8.6 kB
  • After minification 8.3 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. Natuurlijk Welzijn images are well optimized though.

Requests Breakdown

Number of requests can be reduced by 10 (50%)

Requests Now

20

After Optimization

10

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Natuurlijk Welzijn. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

natuurlijk-welzijn.org accessibility score

98

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.

Best Practices

natuurlijk-welzijn.org 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

SEO Factors

natuurlijk-welzijn.org SEO score

89

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

robots.txt is not valid

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 Natuurlijk-welzijn.org 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 Natuurlijk-welzijn.org 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

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