2.4 sec in total
Visit wij-leren.nl now to see the best up-to-date Wij Leren content for Netherlands and also check out these interesting facts you probably never knew about wij-leren.nl
Je onderwijskundige kennis blijft op peil door het volgen van Wij-leren.nl, kennisplatform voor het onderwijs. Met onderwijskundige kennisbank en een helder beschreven begrippenkader.Visit wij-leren.nl
We analyzed Wij-leren.nl page load time and found that the first response time was 370 ms and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.
wij-leren.nl performance score
Our browser made a total of 65 requests to load all elements on the main page. We found that 66% of them (43 requests) were addressed to the original Wij-leren.nl, 6% (4 requests) were made to Pagead2.googlesyndication.com and 6% (4 requests) were made to S7.addthis.com. The less responsive or slowest element that took the longest time to load (947 ms) belongs to the original domain Wij-leren.nl.
Page size can be reduced by 642.9 kB (52%)
Potential reduce by 112.1 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 112.1 kB or 75% of the original size.
Potential reduce by 59.1 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. Obviously, Wij Leren needs image optimization as it can save up to 59.1 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 445.3 kB
Potential reduce by 26.4 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. Wij-leren.nl needs all CSS files to be minified and compressed as it can save up to 26.4 kB or 68% of the original size.
Number of requests can be reduced by 19 (32%)
wij-leren.nl accessibility score
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.
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
<html> element does not have a [lang] attribute
wij-leren.nl best practices score
Trust and Safety
Does not use HTTPS
Ensure CSP is effective against XSS attacks
Displays images with incorrect aspect ratio
Browser errors were logged to the console
Issues were logged in the Issues panel in Chrome Devtools
wij-leren.nl SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Image elements do not have [alt] attributes
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/).
Document uses legible font sizes
Tap targets are not sized appropriately
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Wij-leren.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 Wij-leren.nl main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
Open Graph description is not detected on the main page of Wij Leren. 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: