16.3 sec in total
5.1 sec
10 sec
1.3 sec
Visit hetweekendvandewetenschap.nl now to see the best up-to-date Het Weekend Van De Wetenschap content for Netherlands and also check out these interesting facts you probably never knew about hetweekendvandewetenschap.nl
Tijdens hét wetenschapsfestival voor jong en oud ontmoet je wetenschappers, doe je proefjes en krijg je een uniek kijkje in de toekomst.
Visit hetweekendvandewetenschap.nlWe analyzed Hetweekendvandewetenschap.nl page load time and found that the first response time was 5.1 sec and then it took 11.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
hetweekendvandewetenschap.nl performance score
name
value
score
weighting
Value3.4 s
37/100
10%
Value10.1 s
0/100
25%
Value7.2 s
30/100
10%
Value7,150 ms
0/100
30%
Value0.038
100/100
15%
Value14.1 s
9/100
10%
5077 ms
127 ms
521 ms
12 ms
666 ms
Our browser made a total of 73 requests to load all elements on the main page. We found that 79% of them (58 requests) were addressed to the original Hetweekendvandewetenschap.nl, 8% (6 requests) were made to Cdnjs.cloudflare.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (5.1 sec) belongs to the original domain Hetweekendvandewetenschap.nl.
Page size can be reduced by 502.0 kB (17%)
3.0 MB
2.5 MB
In fact, the total size of Hetweekendvandewetenschap.nl main page is 3.0 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. 60% of websites need less resources to load. Images take 2.4 MB which makes up the majority of the site volume.
Potential reduce by 37.1 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 37.1 kB or 78% of the original size.
Potential reduce by 92.0 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. Het Weekend Van De Wetenschap images are well optimized though.
Potential reduce by 153.6 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 153.6 kB or 58% of the original size.
Potential reduce by 219.2 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. Hetweekendvandewetenschap.nl needs all CSS files to be minified and compressed as it can save up to 219.2 kB or 85% of the original size.
Number of requests can be reduced by 31 (45%)
69
38
The browser has sent 69 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Het Weekend Van De Wetenschap. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.
www.hetweekendvandewetenschap.nl
5077 ms
wp-emoji-release.min.js
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dcwss.css
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reset.min.css
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unsemantic.css
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vertical-fixed-navigation.css
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slide-in-panel.css
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image-comparison-slider.css
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cs-select.css
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style.css
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font-awesome.min.css
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jquery.fancybox.min.css
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jquery.min.js
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jquery.social.stream.wall.1.6.js
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jquery.social.stream.1.5.13.min.js
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formreset.min.css
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readyclass.min.css
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browsers.min.css
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underscore.min.js
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modernizr.min.js
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imagesloaded.pkgd.min.js
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jquery.infinitescroll.min.js
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vertical-fixed-navigation.js
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image-comparison-slider.js
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classie.js
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widgets.js
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hetweekendvandewetenschap.nl accessibility score
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
Buttons do not have an accessible name
<frame> or <iframe> elements do not have a title
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
hetweekendvandewetenschap.nl best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
hetweekendvandewetenschap.nl SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Document uses legible font sizes
Tap targets are not sized appropriately
NL
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Hetweekendvandewetenschap.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 Hetweekendvandewetenschap.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.
hetweekendvandewetenschap.nl
Open Graph data is detected on the main page of Het Weekend Van De Wetenschap. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: