2.9 sec in total
303 ms
2.5 sec
144 ms
Welcome to ef.be homepage info - get ready to check EF best content for Belgium right away, or after learning these important things about ef.be
EF organise votre séjour linguistique et vous offre des programmes académiques pour apprendre 12 langues et étudier à l'étranger dans 54 destinations.
Visit ef.beWe analyzed Ef.be page load time and found that the first response time was 303 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
ef.be performance score
name
value
score
weighting
Value3.3 s
40/100
10%
Value12.6 s
0/100
25%
Value7.0 s
33/100
10%
Value7,150 ms
0/100
30%
Value0.003
100/100
15%
Value20.0 s
2/100
10%
303 ms
17 ms
576 ms
5 ms
256 ms
Our browser made a total of 34 requests to load all elements on the main page. We found that 12% of them (4 requests) were addressed to the original Ef.be, 12% (4 requests) were made to Media2.ef.com and 9% (3 requests) were made to Media.ef.com. The less responsive or slowest element that took the longest time to load (576 ms) relates to the external source Media.ef.com.
Page size can be reduced by 400.6 kB (69%)
581.9 kB
181.3 kB
In fact, the total size of Ef.be main page is 581.9 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. 40% of websites need less resources to load. Javascripts take 330.2 kB which makes up the majority of the site volume.
Potential reduce by 10.9 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 10.9 kB or 67% of the original size.
Potential reduce by 3.5 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. Obviously, EF needs image optimization as it can save up to 3.5 kB or 44% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 203.3 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 203.3 kB or 62% of the original size.
Potential reduce by 182.9 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. Ef.be needs all CSS files to be minified and compressed as it can save up to 182.9 kB or 80% of the original size.
Number of requests can be reduced by 20 (69%)
29
9
The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of EF. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and as a result speed up the page load time.
303 ms
bootstrap.min.css
17 ms
reserve.min.css
576 ms
jquery-ui.css
5 ms
modernizr.custom.04709.js
256 ms
VisitorAPI.js
36 ms
s_code.js
29 ms
jquery.min.js
22 ms
jquery-ui.js
10 ms
bootstrap.min.js
14 ms
funneling.min.js
38 ms
00.png
8 ms
robotcon-bold.woff
46 ms
persona.axd
564 ms
gtm.js
60 ms
conversion_async.js
31 ms
9110ydo52557.js
29 ms
analytics.js
21 ms
fbds.js
148 ms
insight.min.js
43 ms
activityi;src=4798542;type=pagevist;cat=visits;u1=BE;u3=Other;ord=1;num=3397264892701.0596
74 ms
tp
34 ms
55 ms
collect
16 ms
collect
70 ms
471 ms
19 ms
tritonjs.axd
127 ms
2 ms
tritonframe.axd
213 ms
17 ms
l
50 ms
tritonjs.axd
126 ms
id
14 ms
ef.be 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-hidden="true"] elements contain focusable descendents
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
ef.be best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
ef.be 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
FR
N/A
UTF=8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ef.be can be misinterpreted by Google and other search engines. Our service has detected that French 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 Ef.be main page’s claimed encoding is utf=8. 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.
ef.be
Open Graph description is not detected on the main page of EF. 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: