2.5 sec in total
549 ms
1.8 sec
176 ms
Visit olat.org now to see the best up-to-date OLAT content for India and also check out these interesting facts you probably never knew about olat.org
OLAT-Org, Swiss made EdTech from Zurich based on proven Java technology
Visit olat.orgWe analyzed Olat.org page load time and found that the first response time was 549 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. This domain responded with an error, which can significantly jeopardize Olat.org rating and web reputation
olat.org performance score
name
value
score
weighting
Value3.0 s
50/100
10%
Value3.2 s
71/100
25%
Value4.4 s
75/100
10%
Value0 ms
100/100
30%
Value0
100/100
15%
Value3.1 s
95/100
10%
549 ms
191 ms
197 ms
286 ms
200 ms
Our browser made a total of 55 requests to load all elements on the main page. We found that 96% of them (53 requests) were addressed to the original Olat.org, 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (549 ms) belongs to the original domain Olat.org.
Page size can be reduced by 408.2 kB (66%)
620.8 kB
212.5 kB
In fact, the total size of Olat.org main page is 620.8 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. 30% of websites need less resources to load. Javascripts take 362.0 kB which makes up the majority of the site volume.
Potential reduce by 12.0 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. This page needs HTML code to be minified as it can gain 4.1 kB, which is 25% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 12.0 kB or 73% of the original size.
Potential reduce by 10.9 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, OLAT needs image optimization as it can save up to 10.9 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 244.3 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 244.3 kB or 67% of the original size.
Potential reduce by 141.1 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. Olat.org needs all CSS files to be minified and compressed as it can save up to 141.1 kB or 86% of the original size.
Number of requests can be reduced by 36 (71%)
51
15
The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of OLAT. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.
olat.org
549 ms
slimbox.css
191 ms
elml.css
197 ms
mootools-core.js
286 ms
core.js
200 ms
mootools-more.js
472 ms
en_slimbox.js
201 ms
caption.js
282 ms
elml.css
288 ms
elml.js
285 ms
layout.css
99 ms
lightwindow.css
181 ms
slim_base.css
100 ms
yaml_basemod.css
98 ms
brasato.css
191 ms
olat.css
100 ms
content.css
176 ms
slim_print_base.css
199 ms
yaml_basemod_print.css
199 ms
brasato_print.css
200 ms
olat_print.css
269 ms
brasato.css
271 ms
content.css
284 ms
bg_blue.gif
102 ms
shadow-left.png
98 ms
shadow-right.png
99 ms
bg_header.gif
103 ms
searchButton.gif
103 ms
help.png
103 ms
contact.png
192 ms
copyright.png
193 ms
print.png
195 ms
bottom_border.gif
195 ms
left_on.gif
196 ms
right_on.gif
198 ms
home.png
285 ms
left.gif
286 ms
right.gif
287 ms
group.png
288 ms
logo_small_over.png
290 ms
didYouKnow.png
290 ms
information.png
379 ms
repository.png
380 ms
button_access_demo.png
384 ms
button_download_war.png
382 ms
5d3c4b59829584d4eafed7205084182c.png
389 ms
53a81c033616d532b4d5170516272909.png
482 ms
toolbox_right.png
476 ms
toolbox_left.png
479 ms
background_gradient_white.png
483 ms
footer.gif
485 ms
uzh_logo_e_pos_web_assoc_zone.jpg
486 ms
ga.js
30 ms
__utm.gif
12 ms
elml_print.css
96 ms
olat.org 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
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
Image elements do not have [alt] attributes
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.
olat.org 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
olat.org SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Page is blocked from indexing
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Olat.org can be misinterpreted by Google and other search engines. Our service has detected that English 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 Olat.org 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.
olat.org
Open Graph description is not detected on the main page of OLAT. 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: