5.3 sec in total
1.7 sec
3.4 sec
278 ms
Welcome to leadasberg.nl homepage info - get ready to check Lea Dasberg best content right away, or after learning these important things about leadasberg.nl
Visit leadasberg.nlWe analyzed Leadasberg.nl page load time and found that the first response time was 1.7 sec and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
leadasberg.nl performance score
name
value
score
weighting
Value5.1 s
9/100
10%
Value8.8 s
1/100
25%
Value7.3 s
29/100
10%
Value1,230 ms
20/100
30%
Value0
100/100
15%
Value8.2 s
41/100
10%
1672 ms
420 ms
238 ms
240 ms
242 ms
Our browser made a total of 55 requests to load all elements on the main page. We found that 96% of them (53 requests) were addressed to the original Leadasberg.nl, 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Leadasberg.nl.
Page size can be reduced by 1.2 MB (37%)
3.3 MB
2.1 MB
In fact, the total size of Leadasberg.nl main page is 3.3 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. 50% of websites need less resources to load. Images take 1.8 MB which makes up the majority of the site volume.
Potential reduce by 71.5 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 71.5 kB or 79% of the original size.
Potential reduce by 70.8 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. Lea Dasberg images are well optimized though.
Potential reduce by 923.9 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 923.9 kB or 79% of the original size.
Potential reduce by 163.7 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. Leadasberg.nl needs all CSS files to be minified and compressed as it can save up to 163.7 kB or 86% of the original size.
Number of requests can be reduced by 25 (46%)
54
29
The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lea Dasberg. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.
leadasberg.nl
1672 ms
default.css
420 ms
module.css
238 ms
module.css
240 ms
SearchSkinObjectPreview.css
242 ms
module.css
238 ms
skin.css
308 ms
LeaDasberg.css
337 ms
container.css
332 ms
portal.css
334 ms
jquery.js
688 ms
jquery-migrate.js
429 ms
SchoolwebsiteList.css
441 ms
Telerik.Web.UI.WebResource.axd
440 ms
WebResource.axd
355 ms
Validation.js
446 ms
jquery.cycle.all.min.js
447 ms
jquery.easing.1.3.js
447 ms
Telerik.Web.UI.WebResource.axd
880 ms
dnn.js
471 ms
dnn.servicesframework.js
539 ms
dnncore.js
538 ms
SearchSkinObjectPreview.js
541 ms
slider.js
932 ms
LeaDasberg.css
701 ms
skin_RESP2015.css
702 ms
initWidgets.js
689 ms
ga.js
10 ms
logo_leadasberg.png
151 ms
menu_bg.png
183 ms
IMG_1822%20slidefoto.jpg
572 ms
Slidefoto_062.jpg
424 ms
Slidefoto_028.jpg
326 ms
Slidefoto_084.jpg
561 ms
Slidefoto_097.jpg
530 ms
Slidefoto_072.jpg
573 ms
IMG_1803%20slidefoto.jpg
681 ms
IMG_1769%20slidefoto.jpg
719 ms
IMG_1760%20slidefoto.jpg
985 ms
t_IMG_0478.JPG
665 ms
t_IMG_0404.JPG
714 ms
t_IMG_0372.JPG
720 ms
fb_icon.png
850 ms
archipel_logo.png
854 ms
__utm.gif
12 ms
background_leadasberg.png
590 ms
header_leadasberg.png
732 ms
login.png
562 ms
zoeken.png
694 ms
home_slider_poppetje_leadasberg.png
660 ms
kalender_icon.png
671 ms
viewer_voorpagina_item1.png
799 ms
viewer_voorpagina_item2.png
795 ms
viewer_voorpagina_item3.png
796 ms
DotNetNukeAjaxShared.js
767 ms
leadasberg.nl accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
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
Image elements do not have [alt] attributes
Links do not have a discernible name
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.
leadasberg.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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
leadasberg.nl SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
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
Document uses legible font sizes
Tap targets are not sized appropriately
NL
NL
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Leadasberg.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 Leadasberg.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.
leadasberg.nl
Open Graph description is not detected on the main page of Lea Dasberg. 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: