2.2 sec in total
69 ms
2 sec
113 ms
Welcome to oppia.org homepage info - get ready to check Oppia best content for Saudi Arabia right away, or after learning these important things about oppia.org
Oppia is a free, open-source learning platform. Join the community to create or try an exploration today!
Visit oppia.orgWe analyzed Oppia.org page load time and found that the first response time was 69 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
oppia.org performance score
name
value
score
weighting
Value8.8 s
0/100
10%
Value17.1 s
0/100
25%
Value10.0 s
9/100
10%
Value2,870 ms
3/100
30%
Value1.615
0/100
15%
Value15.8 s
6/100
10%
69 ms
489 ms
68 ms
80 ms
91 ms
Our browser made a total of 44 requests to load all elements on the main page. We found that 68% of them (30 requests) were addressed to the original Oppia.org, 18% (8 requests) were made to Fonts.gstatic.com and 9% (4 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (697 ms) belongs to the original domain Oppia.org.
Page size can be reduced by 1.6 MB (51%)
3.2 MB
1.6 MB
In fact, the total size of Oppia.org 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. 70% of websites need less resources to load. Javascripts take 1.4 MB which makes up the majority of the site volume.
Potential reduce by 358.7 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 358.7 kB or 74% of the original size.
Potential reduce by 50.2 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. Oppia images are well optimized though.
Potential reduce by 964.4 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 964.4 kB or 69% of the original size.
Potential reduce by 244.8 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. Oppia.org needs all CSS files to be minified and compressed as it can save up to 244.8 kB or 83% of the original size.
Number of requests can be reduced by 12 (36%)
33
21
The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Oppia. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
oppia.org
69 ms
www.oppia.org
489 ms
css
68 ms
css
80 ms
css
91 ms
icon
99 ms
third_party.css
164 ms
oppia.css
232 ms
jquery.min.js
159 ms
jquery-ui.min.js
281 ms
angular.min.js
279 ms
jquery.ui.touch-punch-improved.js
385 ms
MathJax.js
279 ms
third_party.min.js
434 ms
TeX-AMS-MML_HTMLorMML.js
591 ms
analytics.js
455 ms
menu.png
553 ms
288x128_logo_white.png
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288x128_logo_mint.png
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Red-signin-Long-base-44dp.png
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no_explorations_found.png
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blogger.png
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gplus.png
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youtube.png
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fb.png
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twitter.png
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physics.jpg
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music.jpg
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logic.jpg
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languages.jpg
317 ms
math.jpg
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algorithms.jpg
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programming.jpg
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astronomy.jpg
415 ms
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collect
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u0_CMoUf3y3-4Ss4ci-VwUExzZ44ka2Lr5i-x5aWr0E.woff
146 ms
oppia.org accessibility score
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
oppia.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
Page has valid source maps
oppia.org SEO score
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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Oppia.org 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) and no language is claimed in <html> or <meta> tags either. Our system also found out that Oppia.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.
oppia.org
Open Graph data is detected on the main page of Oppia. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: