9.3 sec in total
270 ms
8.6 sec
447 ms
Click here to check amazing De Balie content for Netherlands. Otherwise, check out these important facts you probably never knew about debalie.nl
De Balie produceert programma’s en series rond de actualiteit van kunst, maatschappij en politiek. Ontdek de programmering van De Balie.
Visit debalie.nlWe analyzed Debalie.nl page load time and found that the first response time was 270 ms and then it took 9 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
debalie.nl performance score
name
value
score
weighting
Value2.8 s
56/100
10%
Value10.2 s
0/100
25%
Value5.6 s
53/100
10%
Value900 ms
31/100
30%
Value1.182
1/100
15%
Value9.3 s
31/100
10%
270 ms
271 ms
2310 ms
173 ms
345 ms
Our browser made a total of 88 requests to load all elements on the main page. We found that 86% of them (76 requests) were addressed to the original Debalie.nl, 5% (4 requests) were made to Fonts.gstatic.com and 2% (2 requests) were made to S7.addthis.com. The less responsive or slowest element that took the longest time to load (5 sec) relates to the external source Thecre8ionlab.socialapi.cre8ion.com.
Page size can be reduced by 2.1 MB (47%)
4.6 MB
2.4 MB
In fact, the total size of Debalie.nl main page is 4.6 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 2.8 MB which makes up the majority of the site volume.
Potential reduce by 457.7 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 151.5 kB, which is 28% 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 457.7 kB or 84% of the original size.
Potential reduce by 790.0 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. Obviously, De Balie needs image optimization as it can save up to 790.0 kB or 28% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 778.9 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 778.9 kB or 74% of the original size.
Potential reduce by 114.6 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. Debalie.nl needs all CSS files to be minified and compressed as it can save up to 114.6 kB or 86% of the original size.
Number of requests can be reduced by 26 (32%)
81
55
The browser has sent 81 CSS, Javascripts, AJAX and image requests in order to completely render the main page of De Balie. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.
debalie.nl
270 ms
www.debalie.nl
271 ms
2310 ms
reset.css
173 ms
default.css
345 ms
logos.css
176 ms
jquery-ui-1.10.1.css
262 ms
SpryValidation.css
178 ms
flexslider.css
262 ms
jquery.fancybox.css
263 ms
chosen.css
263 ms
css
24 ms
modernizr-2.5.3.js
341 ms
jquery-2.0.0.min.js
521 ms
jquery.extends.js
363 ms
addthis_widget.js
13 ms
jquery-ui-1.10.1.min.js
493 ms
jquery-ui-extend.js
115 ms
SpryValidation.js
357 ms
Spry.jQuery.js
180 ms
jquery.fancybox.pack.js
190 ms
flexslider.js
354 ms
date.js
354 ms
oxx.js
354 ms
socialapi.twitter.js
433 ms
socialapi.vimeo.js
433 ms
socialapi.facebook.js
434 ms
chosen.jquery.js
434 ms
default.js
434 ms
bt-winkelwagen.png
184 ms
bt-social.png
184 ms
bg-logo32015.png
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bg-empty.png
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bt-agenda-home.png
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bt-contact-close.png
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bg-sponsor.jpg
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analytics.js
74 ms
4997 ms
1696 ms
300lo.json
35 ms
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bg-line-7a2015.png
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bt-social-yellow.png
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sh.7c7179124ea24ac6ba46caac.html
41 ms
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37 ms
debalie.nl accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-hidden="true"] elements contain focusable descendents
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
[id] attributes on active, focusable elements are not unique
Heading elements are not in a sequentially-descending order
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
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
List items (<li>) are not contained within <ul> or <ol> parent elements.
debalie.nl best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
debalie.nl SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
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 Debalie.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 Debalie.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.
debalie.nl
Open Graph description is not detected on the main page of De Balie. 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: