5.4 sec in total
344 ms
4.6 sec
429 ms
Visit vakcentrum.nl now to see the best up-to-date Vakcentrum content for Netherlands and also check out these interesting facts you probably never knew about vakcentrum.nl
Het Vakcentrum is de onafhankelijke belangenbehartiger en bewezen partner van zelfstandige detaillisten in food, non-food, fast moving consumer goods en franchisenemers.
Visit vakcentrum.nlWe analyzed Vakcentrum.nl page load time and found that the first response time was 344 ms and then it took 5.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
vakcentrum.nl performance score
name
value
score
weighting
Value7.6 s
0/100
10%
Value15.1 s
0/100
25%
Value13.8 s
1/100
10%
Value1,260 ms
19/100
30%
Value0.156
74/100
15%
Value18.5 s
3/100
10%
344 ms
1931 ms
85 ms
275 ms
561 ms
Our browser made a total of 49 requests to load all elements on the main page. We found that 71% of them (35 requests) were addressed to the original Vakcentrum.nl, 8% (4 requests) were made to Platform.twitter.com and 6% (3 requests) were made to Pbs.twimg.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Vakcentrum.nl.
Page size can be reduced by 734.9 kB (32%)
2.3 MB
1.5 MB
In fact, the total size of Vakcentrum.nl main page is 2.3 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. Images take 1.4 MB which makes up the majority of the site volume.
Potential reduce by 41.9 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 41.9 kB or 78% of the original size.
Potential reduce by 31.7 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. Vakcentrum images are well optimized though.
Potential reduce by 348.7 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 348.7 kB or 69% of the original size.
Potential reduce by 312.5 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. Vakcentrum.nl needs all CSS files to be minified and compressed as it can save up to 312.5 kB or 88% of the original size.
Number of requests can be reduced by 21 (47%)
45
24
The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vakcentrum. 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 5 to 1 for CSS and as a result speed up the page load time.
vakcentrum.nl
344 ms
home
1931 ms
font.css
85 ms
foundation.css
275 ms
app.css
561 ms
googleanalytics.js
267 ms
modernizr.js
459 ms
jquery.min.js
63 ms
translate.js
263 ms
app.js
279 ms
WebResource.axd
350 ms
WebResource.axd
352 ms
ScriptResource.axd
357 ms
ScriptResource.axd
458 ms
touchswipe.min.js
439 ms
caroufredsel-6.2.1-packed.js
532 ms
masonry.min.js
444 ms
imagesloaded.min.js
524 ms
foundation.min.js
544 ms
analytics.js
63 ms
cbsyootgzm.png
261 ms
7v8jfey5rj.jpg
647 ms
2qllh8oe3v.jpg
756 ms
z28ufh4m7d.jpg
495 ms
gt7yblw713.jpg
789 ms
hfquunrck8.jpg
260 ms
ld7wrg5sxx.gif
333 ms
po9evthvpk.jpg
322 ms
vyse2jyzic.jpg
413 ms
puxm5p3dxw.jpg
431 ms
i9p4s28val.jpg
498 ms
xow8l3105k.jpg
513 ms
collect
28 ms
widgets.js
169 ms
collect
195 ms
fontawesome-webfont.woff
606 ms
GetPredefinedFields
643 ms
empty.htm
475 ms
definitions-nl.json
553 ms
CheckIfUserIsLoggedin.aspx
635 ms
timeline.d11f7a3b3287fb94220e8ee6d03cc772.js
15 ms
syndication
104 ms
669498017708380161
123 ms
timeline.47ab5d19e8ed22531abcf4f86f3ae53a.light.ltr.css
3 ms
timeline.47ab5d19e8ed22531abcf4f86f3ae53a.light.ltr.css
10 ms
8707cc3d7556a972b47d800a645da5db_normal.jpeg
120 ms
8402a06fa72d8c085495d52b005df3cb_normal.jpeg
145 ms
CdqnSnsUUAAzHbt.jpg:large
198 ms
jot
26 ms
vakcentrum.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.
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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.
vakcentrum.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
Missing source maps for large first-party JavaScript
vakcentrum.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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vakcentrum.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 Vakcentrum.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.
vakcentrum.nl
Open Graph description is not detected on the main page of Vakcentrum. 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: