3.4 sec in total
404 ms
2.7 sec
294 ms
Click here to check amazing Voordeligekozijnen content. Otherwise, check out these important facts you probably never knew about voordeligekozijnen.nl
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Visit voordeligekozijnen.nlWe analyzed Voordeligekozijnen.nl page load time and found that the first response time was 404 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
voordeligekozijnen.nl performance score
name
value
score
weighting
Value3.4 s
37/100
10%
Value11.7 s
0/100
25%
Value6.4 s
41/100
10%
Value780 ms
38/100
30%
Value0.147
77/100
15%
Value11.8 s
17/100
10%
404 ms
757 ms
194 ms
212 ms
222 ms
Our browser made a total of 44 requests to load all elements on the main page. We found that 93% of them (41 requests) were addressed to the original Voordeligekozijnen.nl, 5% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Client.cobrowser.net. The less responsive or slowest element that took the longest time to load (765 ms) belongs to the original domain Voordeligekozijnen.nl.
Page size can be reduced by 329.7 kB (54%)
612.7 kB
283.0 kB
In fact, the total size of Voordeligekozijnen.nl main page is 612.7 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. Javascripts take 371.4 kB which makes up the majority of the site volume.
Potential reduce by 11.7 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. 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 11.7 kB or 71% of the original size.
Potential reduce by 13.5 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. Voordeligekozijnen images are well optimized though.
Potential reduce by 251.6 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 251.6 kB or 68% of the original size.
Potential reduce by 52.9 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. Voordeligekozijnen.nl needs all CSS files to be minified and compressed as it can save up to 52.9 kB or 81% of the original size.
Number of requests can be reduced by 28 (67%)
42
14
The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Voordeligekozijnen. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.
voordeligekozijnen.nl
404 ms
www.voordeligekozijnen.nl
757 ms
node.css
194 ms
defaults.css
212 ms
system.css
222 ms
system-menus.css
230 ms
user.css
250 ms
content-module.css
250 ms
date.css
291 ms
filefield.css
321 ms
jquery.fancybox-1.3.1.css
337 ms
jquery-ui-1.8.4.custom.css
469 ms
fieldgroup.css
373 ms
views.css
374 ms
style.css
497 ms
jquery.1.4.2.js
765 ms
jquery-ui-1.8.4.custom.min.js
455 ms
jquery.fancybox-1.3.1.pack.js
624 ms
quote.js
499 ms
ga.js
80 ms
bg_header.gif
137 ms
voordeligekozijnen_logo.png
127 ms
bg_chat.png
130 ms
home_banner.jpg
245 ms
banner_ribbon.png
127 ms
icon_circle.png
121 ms
arrow_on_yellow.gif
235 ms
icon_smile.png
245 ms
icon_van.png
249 ms
icon_wrench.png
245 ms
icon_tag.png
266 ms
icon_love.png
352 ms
20off.png
354 ms
actie.png
466 ms
50_black.png
353 ms
arrow_on_gray.gif
373 ms
hr.gif
390 ms
isolerend.jpg
469 ms
stijlvol.jpg
451 ms
brandwerend.jpg
459 ms
voordelen-kozijnen-balk.jpg
618 ms
keurmerken-kozijnen-homepage.jpg
500 ms
cobrowser.js
764 ms
__utm.gif
12 ms
voordeligekozijnen.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-*] attributes do not match their roles
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
Image elements do not have [alt] attributes
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.
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.
voordeligekozijnen.nl best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Page has valid source maps
voordeligekozijnen.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 Voordeligekozijnen.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 Voordeligekozijnen.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.
voordeligekozijnen.nl
Open Graph description is not detected on the main page of Voordeligekozijnen. 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: