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Click here to check amazing About Coursera content for India. Otherwise, check out these important facts you probably never knew about about.coursera.org
Coursera provides access to world-class learning by partnering with 275+ world-class universities and companies. We envision a world where anyone, anywhere has the power to transform their lives throu...
Visit about.coursera.orgWe analyzed About.coursera.org page load time and found that the first response time was 187 ms and then it took 5.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
about.coursera.org performance score
name
value
score
weighting
Value2.4 s
72/100
10%
Value7.4 s
4/100
25%
Value7.0 s
32/100
10%
Value23,900 ms
0/100
30%
Value0.423
23/100
15%
Value32.3 s
0/100
10%
187 ms
220 ms
514 ms
244 ms
100 ms
Our browser made a total of 95 requests to load all elements on the main page. We found that 23% of them (22 requests) were addressed to the original About.coursera.org, 11% (10 requests) were made to Images.ctfassets.net and 9% (9 requests) were made to Match.adsrvr.org. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source Ut.rd.linksynergy.com.
Page size can be reduced by 235.7 kB (26%)
909.9 kB
674.2 kB
In fact, the total size of About.coursera.org main page is 909.9 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. 70% of websites need less resources to load. Images take 506.5 kB which makes up the majority of the site volume.
Potential reduce by 221.5 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 221.5 kB or 75% of the original size.
Potential reduce by 1.0 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. About Coursera images are well optimized though.
Potential reduce by 13.2 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 13.2 kB or 12% of the original size.
Number of requests can be reduced by 52 (63%)
82
30
The browser has sent 82 CSS, Javascripts, AJAX and image requests in order to completely render the main page of About Coursera. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 37 to 1 for JavaScripts and as a result speed up the page load time.
about.coursera.org
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gtm.js
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coursera-wordmark-blue.svg
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polyfill-d6a490e718e60e916f3b.js
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webpack-runtime-03c57534645749dc66ac.js
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about.coursera.org accessibility score
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
about.coursera.org 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
about.coursera.org 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
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 About.coursera.org 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 About.coursera.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.
about.coursera.org
Open Graph data is detected on the main page of About Coursera. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: