6 sec in total
1.9 sec
3.9 sec
164 ms
Click here to check amazing Boeken Voordeel content for Netherlands. Otherwise, check out these important facts you probably never knew about boekenvoordeel.nl
BoekenVoordeel
Visit boekenvoordeel.nlWe analyzed Boekenvoordeel.nl page load time and found that the first response time was 1.9 sec and then it took 4.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
boekenvoordeel.nl performance score
name
value
score
weighting
Value4.9 s
10/100
10%
Value11.8 s
0/100
25%
Value26.9 s
0/100
10%
Value1,880 ms
9/100
30%
Value0.52
15/100
15%
Value15.1 s
7/100
10%
1869 ms
83 ms
166 ms
241 ms
330 ms
Our browser made a total of 86 requests to load all elements on the main page. We found that 95% of them (82 requests) were addressed to the original Boekenvoordeel.nl, 2% (2 requests) were made to Google-analytics.com and 1% (1 request) were made to S3.amazonaws.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Boekenvoordeel.nl.
Page size can be reduced by 569.1 kB (46%)
1.3 MB
681.1 kB
In fact, the total size of Boekenvoordeel.nl main page is 1.3 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. 45% of websites need less resources to load. Javascripts take 604.2 kB which makes up the majority of the site volume.
Potential reduce by 66.3 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 66.3 kB or 79% of the original size.
Potential reduce by 10.1 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. Boeken Voordeel images are well optimized though.
Potential reduce by 358.3 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 358.3 kB or 59% of the original size.
Potential reduce by 134.4 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. Boekenvoordeel.nl needs all CSS files to be minified and compressed as it can save up to 134.4 kB or 84% of the original size.
Number of requests can be reduced by 49 (58%)
85
36
The browser has sent 85 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Boeken Voordeel. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 31 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.
www.boekenvoordeel.nl
1869 ms
pronav.core.css
83 ms
pronav.custom.bv.css
166 ms
wt-rotator.css
241 ms
styles.css
330 ms
widgets.css
246 ms
MailChimp.css
244 ms
amazon.css
246 ms
mirasvit_searchindex.css
319 ms
jquery-1.7.1.min.js
396 ms
prototype.js
482 ms
ccard.js
324 ms
validation.js
338 ms
builder.js
428 ms
effects.js
415 ms
dragdrop.js
415 ms
controls.js
416 ms
slider.js
472 ms
js.js
504 ms
form.js
506 ms
menu.js
507 ms
translate.js
536 ms
cookies.js
552 ms
functions.js
559 ms
jquery.easing.1.3.min.js
566 ms
jquery.wt-rotator.min.js
567 ms
jquery.min.js
659 ms
underscore.js
647 ms
backbone.js
630 ms
form.js
638 ms
autocomplete.js
646 ms
jquery-ui.min.js
647 ms
MailChimp.js
708 ms
jquery.noConflict.js
746 ms
jquery.easing.1.3.js
751 ms
jquery.hoverIntent.minified.js
746 ms
mc-validate.js
24 ms
jquery.proNav.js
745 ms
analytics.js
90 ms
logo.jpg
130 ms
logo-text.png
128 ms
sprite.png
126 ms
loader.gif
128 ms
cart-top.png
125 ms
nav-bg.png
145 ms
banner_pronav_instructiefilms.png
158 ms
home_banner_static_160228.png
159 ms
home_banner_160226-1.png
242 ms
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list-item.gif
240 ms
home_cb_151210-2.png
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home_cb_151111-3.png
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home_static_160213.png
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logo_thin_banner_V2.png
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dummie_a6_zwart.png
409 ms
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icon_facebook.png
475 ms
icon_twitter.png
476 ms
icon_pinterest.png
478 ms
icon_youtube.png
492 ms
icon_google_plus.png
572 ms
share4.png
545 ms
share5.png
555 ms
share6.png
546 ms
block_top.gif
497 ms
block_mid.gif
511 ms
block_bot.gif
561 ms
block_grey_top.gif
573 ms
block_grey_mid.gif
518 ms
block_grey_bot.gif
519 ms
subscribe.png
563 ms
block_long_grey_mid.gif
535 ms
collect
10 ms
block_long_grey_bot.gif
566 ms
footer-top-buttons.png
576 ms
footer-bg.png
565 ms
bkg_banner.gif
566 ms
print.css
86 ms
nr-852.min.js
129 ms
boekenvoordeel.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.
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
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.
boekenvoordeel.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
boekenvoordeel.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
NL
NL
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Boekenvoordeel.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 Boekenvoordeel.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.
boekenvoordeel.nl
Open Graph description is not detected on the main page of Boeken Voordeel. 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: