5.7 sec in total
857 ms
4.5 sec
327 ms
Click here to check amazing Portal Education content for Luxembourg. Otherwise, check out these important facts you probably never knew about portal.education.lu
Visit portal.education.luWe analyzed Portal.education.lu page load time and found that the first response time was 857 ms and then it took 4.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
portal.education.lu performance score
name
value
score
weighting
Value5.9 s
4/100
10%
Value11.4 s
0/100
25%
Value8.3 s
19/100
10%
Value260 ms
83/100
30%
Value0.154
74/100
15%
Value11.0 s
21/100
10%
857 ms
181 ms
199 ms
190 ms
530 ms
Our browser made a total of 122 requests to load all elements on the main page. We found that 91% of them (111 requests) were addressed to the original Portal.education.lu, 3% (4 requests) were made to Maps.google.com and 2% (2 requests) were made to Apis.google.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Portal.education.lu.
Page size can be reduced by 2.5 MB (51%)
5.0 MB
2.4 MB
In fact, the total size of Portal.education.lu main page is 5.0 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 2.0 MB which makes up the majority of the site volume.
Potential reduce by 75.6 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 75.6 kB or 79% of the original size.
Potential reduce by 97.3 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. Portal Education images are well optimized though.
Potential reduce by 1.6 MB
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 1.6 MB or 78% of the original size.
Potential reduce by 773.7 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. Portal.education.lu needs all CSS files to be minified and compressed as it can save up to 773.7 kB or 87% of the original size.
Number of requests can be reduced by 65 (56%)
117
52
The browser has sent 117 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Portal Education. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 40 to 1 for JavaScripts and from 27 to 1 for CSS and as a result speed up the page load time.
portal.education.lu
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portal.education.lu 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.
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
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
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.
portal.education.lu 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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
portal.education.lu 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
Tap targets are not sized appropriately
FR
FR
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Portal.education.lu can be misinterpreted by Google and other search engines. Our service has detected that French is used on the page, and it matches the claimed language. Our system also found out that Portal.education.lu 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.
portal.education.lu
Open Graph description is not detected on the main page of Portal Education. 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: