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Welcome to codelearn.com homepage info - get ready to check Codelearn best content for Spain right away, or after learning these important things about codelearn.com
Codelearn is a game-based learning method designed to teach programming, robotics and computational thinking to kids and teens. Online after-school program.
Visit codelearn.comWe analyzed Codelearn.com page load time and found that the first response time was 658 ms and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
codelearn.com performance score
name
value
score
weighting
Value12.7 s
0/100
10%
Value19.6 s
0/100
25%
Value17.8 s
0/100
10%
Value1,770 ms
10/100
30%
Value0.037
100/100
15%
Value27.4 s
0/100
10%
658 ms
32 ms
94 ms
184 ms
184 ms
Our browser made a total of 104 requests to load all elements on the main page. We found that 52% of them (54 requests) were addressed to the original Codelearn.com, 13% (14 requests) were made to Codelearn.cat and 8% (8 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source Codelearn.cat.
Page size can be reduced by 2.1 MB (39%)
5.3 MB
3.2 MB
In fact, the total size of Codelearn.com main page is 5.3 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. Images take 3.9 MB which makes up the majority of the site volume.
Potential reduce by 47.9 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. This page needs HTML code to be minified as it can gain 7.9 kB, which is 13% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 47.9 kB or 81% of the original size.
Potential reduce by 1.0 MB
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. Obviously, Codelearn needs image optimization as it can save up to 1.0 MB or 27% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 578.6 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 578.6 kB or 67% of the original size.
Potential reduce by 413.7 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. Codelearn.com needs all CSS files to be minified and compressed as it can save up to 413.7 kB or 85% of the original size.
Number of requests can be reduced by 40 (43%)
94
54
The browser has sent 94 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Codelearn. 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 13 to 1 for CSS and as a result speed up the page load time.
codelearn.com
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codelearn.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
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
codelearn.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
Page has valid source maps
codelearn.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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Codelearn.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 Codelearn.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.
codelearn.com
Open Graph description is not detected on the main page of Codelearn. 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: