4.5 sec in total
368 ms
1.8 sec
2.3 sec
Visit learncomputerscienceonline.com now to see the best up-to-date Learn Computer Science Online content for India and also check out these interesting facts you probably never knew about learncomputerscienceonline.com
Learn Computer Science Online. All the resources you need to give yourself a world class computer science education. Computer Fundamentals.
Visit learncomputerscienceonline.comWe analyzed Learncomputerscienceonline.com page load time and found that the first response time was 368 ms and then it took 4.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
learncomputerscienceonline.com performance score
name
value
score
weighting
Value3.1 s
47/100
10%
Value3.6 s
61/100
25%
Value3.4 s
89/100
10%
Value40 ms
100/100
30%
Value0.004
100/100
15%
Value3.2 s
95/100
10%
368 ms
60 ms
113 ms
162 ms
160 ms
Our browser made a total of 59 requests to load all elements on the main page. We found that 86% of them (51 requests) were addressed to the original Learncomputerscienceonline.com, 10% (6 requests) were made to Fonts.gstatic.com and 2% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (572 ms) belongs to the original domain Learncomputerscienceonline.com.
Page size can be reduced by 1.0 MB (25%)
4.2 MB
3.1 MB
In fact, the total size of Learncomputerscienceonline.com main page is 4.2 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. 65% of websites need less resources to load. Images take 3.2 MB which makes up the majority of the site volume.
Potential reduce by 782.2 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 782.2 kB or 85% of the original size.
Potential reduce by 263.5 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. Learn Computer Science Online images are well optimized though.
Potential reduce by 453 B
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. This website has mostly compressed JavaScripts.
Number of requests can be reduced by 5 (10%)
49
44
The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Learn Computer Science Online. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for CSS and as a result speed up the page load time.
www.learncomputerscienceonline.com
368 ms
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learncomputerscienceonline.com accessibility score
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
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
<object> elements do not have alternate text
learncomputerscienceonline.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
learncomputerscienceonline.com 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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Learncomputerscienceonline.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 Learncomputerscienceonline.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.
learncomputerscienceonline.com
Open Graph data is detected on the main page of Learn Computer Science Online. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: