4.2 sec in total
801 ms
2.6 sec
770 ms
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Visit coursio.comWe analyzed Coursio.com page load time and found that the first response time was 801 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
coursio.com performance score
name
value
score
weighting
Value3.2 s
43/100
10%
Value7.3 s
5/100
25%
Value7.1 s
31/100
10%
Value670 ms
44/100
30%
Value0.172
69/100
15%
Value7.7 s
45/100
10%
801 ms
332 ms
105 ms
206 ms
386 ms
Our browser made a total of 69 requests to load all elements on the main page. We found that 68% of them (47 requests) were addressed to the original Coursio.com, 7% (5 requests) were made to Fonts.gstatic.com and 3% (2 requests) were made to Platform.linkedin.com. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Coursio.com.
Page size can be reduced by 749.8 kB (28%)
2.6 MB
1.9 MB
In fact, the total size of Coursio.com main page is 2.6 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. 55% of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.
Potential reduce by 41.6 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. This page needs HTML code to be minified as it can gain 10.2 kB, which is 19% 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 41.6 kB or 78% of the original size.
Potential reduce by 102.7 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. Coursio images are well optimized though.
Potential reduce by 471.7 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 471.7 kB or 68% of the original size.
Potential reduce by 133.8 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. Coursio.com needs all CSS files to be minified and compressed as it can save up to 133.8 kB or 79% of the original size.
Number of requests can be reduced by 38 (62%)
61
23
The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Coursio. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 29 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.
coursio.com
801 ms
2220020038.js
332 ms
language-selector.css
105 ms
modernizr.custom.88653.min.js
206 ms
main.min.css
386 ms
blog.css
209 ms
cnss.css
210 ms
coursio.com
568 ms
easy-social-share-buttons.css
402 ms
essb-mailform.css
401 ms
styles.css
309 ms
wpp.css
309 ms
style_2.1.2.css
423 ms
jquery.js
688 ms
jquery-migrate.min.js
463 ms
cnss.js
485 ms
scrollTo.js
491 ms
jquery.form.min.js
595 ms
mailchimp.js
566 ms
button.facebook.js
589 ms
core.min.js
593 ms
widget.min.js
670 ms
mouse.min.js
666 ms
sortable.min.js
771 ms
essb-mailform.js
765 ms
scripts.js
766 ms
script_2.1.2.js
772 ms
all.js
64 ms
in.js
8 ms
widgets.js
139 ms
wp-embed.min.js
804 ms
sitepress.js
805 ms
require.js
933 ms
event
30 ms
webfont.js
15 ms
ga.js
15 ms
wp-emoji-release.min.js
494 ms
i.js
23 ms
ec90ca0d254e98a741186ed985c96c94e0dd1f1f.1.js
24 ms
css
29 ms
__utm.gif
14 ms
collect
50 ms
RFda8w1V0eDZheqfcyQ4EInF5uFdDttMLvmWuJdhhgs.ttf
9 ms
ZvcMqxEwPfh2qDWBPxn6ngV_pQ1T3xN3K1c3sB361us.ttf
11 ms
toadOcfmlt9b38dHJxOBGEMbjGELOEJD5J8DUmxkO-A.ttf
17 ms
toadOcfmlt9b38dHJxOBGMw1o1eFRj7wYC6JbISqOjY.ttf
16 ms
ODelI1aHBYDBqgeIAH2zlNzbP97U9sKh0jjxbPbfOKg.ttf
16 ms
coursio_logo.png
165 ms
coursiohero.png
697 ms
devices-phones-full.jpg
383 ms
bg-dnd-ipad-full.jpg
177 ms
bg-dnd-ipad-back-full.jpg
383 ms
bg-laptop-books-full.jpg
595 ms
Screen-Shot-2014-10-09-at-11.52.26-PM.png
461 ms
bg-yoda-full1.jpg
406 ms
coursio.com
959 ms
emelieohlsson-coursio.jpg
1013 ms
Screen-Shot-2014-10-09-at-3.28.20-PM.png
704 ms
ulf-bjornlunden1.jpg
564 ms
Screen-Shot-2014-10-08-at-4.35.33-PM.png
748 ms
eliza-pahlmans.jpg
719 ms
bg-vlad-full.jpg
827 ms
coursio.woff
757 ms
secureAnonymousFramework
67 ms
123 ms
xd_arbiter.php
46 ms
xd_arbiter.php
90 ms
ping
31 ms
main-tour-built.js
649 ms
coursio.com accessibility score
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
coursio.com 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
coursio.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Coursio.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Coursio.com 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.
coursio.com
Open Graph data is detected on the main page of Coursio. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: