1 sec in total
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287 ms
Welcome to coursera.socialpsychology.org homepage info - get ready to check Coursera Social Psychology best content for United States right away, or after learning these important things about coursera.socialpsychology.org
Over 20,000 psychology links on a wide variety topics. Definitely worth a visit!
Visit coursera.socialpsychology.orgWe analyzed Coursera.socialpsychology.org page load time and found that the first response time was 27 ms and then it took 995 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.
coursera.socialpsychology.org performance score
name
value
score
weighting
Value3.2 s
43/100
10%
Value14.6 s
0/100
25%
Value6.3 s
42/100
10%
Value70 ms
99/100
30%
Value0
100/100
15%
Value12.0 s
16/100
10%
27 ms
27 ms
18 ms
71 ms
164 ms
Our browser made a total of 36 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Coursera.socialpsychology.org, 6% (2 requests) were made to Secure.socialpsychology.org and 3% (1 request) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (379 ms) relates to the external source Secure.socialpsychology.org.
Page size can be reduced by 1.0 MB (69%)
1.5 MB
459.1 kB
In fact, the total size of Coursera.socialpsychology.org main page is 1.5 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. 45% of websites need less resources to load. Javascripts take 1.0 MB which makes up the majority of the site volume.
Potential reduce by 12.7 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 12.7 kB or 69% of the original size.
Potential reduce by 14.9 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. Coursera Social Psychology images are well optimized though.
Potential reduce by 853.3 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 853.3 kB or 84% of the original size.
Potential reduce by 140.9 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. Coursera.socialpsychology.org needs all CSS files to be minified and compressed as it can save up to 140.9 kB or 68% of the original size.
Number of requests can be reduced by 9 (26%)
35
26
The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Coursera Social Psychology. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
www.socialpsychology.org
27 ms
template-0aba9c8db7647dff33ccee9fe58be753.css
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index-b77b830a7dd06066664890f0bff1f957.css
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bootstrap-7cce0bf0a73b9e019c4dcd68db5e5fd6.js
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logo.png
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piwik.php
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index-b77b830a7dd06066664890f0bff1f957.js
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coursera.socialpsychology.org 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
Image elements do not have [alt] attributes
Links do not have a discernible name
coursera.socialpsychology.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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
coursera.socialpsychology.org SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
robots.txt is not valid
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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Coursera.socialpsychology.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 Coursera.socialpsychology.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.
coursera.socialpsychology.org
Open Graph description is not detected on the main page of Coursera Social Psychology. 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: