7.6 sec in total
1.9 sec
5.4 sec
317 ms
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Visit coursedoor.comWe analyzed Coursedoor.com page load time and found that the first response time was 1.9 sec and then it took 5.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
coursedoor.com performance score
name
value
score
weighting
Value2.8 s
55/100
10%
Value4.6 s
35/100
25%
Value6.3 s
41/100
10%
Value4,030 ms
1/100
30%
Value0.017
100/100
15%
Value21.6 s
1/100
10%
1909 ms
80 ms
420 ms
98 ms
100 ms
Our browser made a total of 85 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Coursedoor.com, 26% (22 requests) were made to Cdn.coursedoor.com and 22% (19 requests) were made to Cdn1.coursedoor.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Coursedoor.com.
Page size can be reduced by 2.2 MB (71%)
3.2 MB
923.8 kB
In fact, the total size of Coursedoor.com main page is 3.2 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. 80% 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. CSS take 1.5 MB which makes up the majority of the site volume.
Potential reduce by 69.6 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 69.6 kB or 80% of the original size.
Potential reduce by 5.2 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. Coursedoor images are well optimized though.
Potential reduce by 787.1 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 787.1 kB or 69% of the original size.
Potential reduce by 1.4 MB
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. Coursedoor.com needs all CSS files to be minified and compressed as it can save up to 1.4 MB or 92% of the original size.
Number of requests can be reduced by 51 (71%)
72
21
The browser has sent 72 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Coursedoor. 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 24 to 1 for CSS and as a result speed up the page load time.
www.coursedoor.com
1909 ms
fbevents.js
80 ms
load.sumome.com
420 ms
lightbox.css
98 ms
style.css
100 ms
edd.css
118 ms
style.css
100 ms
css
24 ms
entypo.min.css
128 ms
plugins.min.css
130 ms
style.css
399 ms
shortcodes.css
130 ms
lockers.010200.min.css
122 ms
www.coursedoor.com
728 ms
jquery.js
154 ms
jquery-migrate.min.js
156 ms
edd-ajax.min.js
1607 ms
external-tracking.min.js
155 ms
frontpage.css
128 ms
cwppos-widget.css
131 ms
jquery-ui.css
131 ms
font-awesome.min.css
131 ms
core.min.js
487 ms
widget.min.js
153 ms
mouse.min.js
250 ms
slider.min.js
489 ms
pie-chart.js
156 ms
main.js
431 ms
lightbox.min.js
161 ms
plugins.min.js
165 ms
main.min.js
169 ms
effect.min.js
351 ms
effect-highlight.min.js
250 ms
lockers.010200.min.js
256 ms
116 ms
css
14 ms
sdk.js
264 ms
analytics.js
79 ms
close.png
78 ms
BeFunky_file4741281776353.jpg
153 ms
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70 ms
loading.gif
58 ms
prev.png
132 ms
next.png
60 ms
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entypo.woff
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collect
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counter.js
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t.php
151 ms
all.js
90 ms
239 ms
service.js
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service.js
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service.js
22 ms
service.js
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service.js
81 ms
service.js
21 ms
service.js
81 ms
service.js
79 ms
load
326 ms
sumome-discover-service.css
57 ms
sumome-welcome-popup.css
58 ms
sumome-image-sharer.css
42 ms
css
78 ms
sumome-scrollbox-popup.css
52 ms
sumome-share-client.css
55 ms
highlighter-popup.css
66 ms
sme-popup.css
61 ms
coursedoor.com 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.
Impact
Issue
Buttons do not have an accessible name
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
coursedoor.com 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
Browser errors were logged to the console
Page has valid source maps
coursedoor.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
Tap targets are not sized appropriately
N/A
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Coursedoor.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is English. Our system also found out that Coursedoor.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.
coursedoor.com
Open Graph data is detected on the main page of Coursedoor. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: