4.1 sec in total
34 ms
3.3 sec
793 ms
Visit 9lessons.info now to see the best up-to-date 9 Lessons content for India and also check out these interesting facts you probably never knew about 9lessons.info
Tutorials focused on Web Development, ReactJS, Angular, JavaScript, PHP, Database Design, Ionic, Jquery and MySQL
Visit 9lessons.infoWe analyzed 9lessons.info page load time and found that the first response time was 34 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.
9lessons.info performance score
name
value
score
weighting
Value3.4 s
38/100
10%
Value4.8 s
30/100
25%
Value16.0 s
0/100
10%
Value11,530 ms
0/100
30%
Value0.028
100/100
15%
Value43.5 s
0/100
10%
34 ms
172 ms
23 ms
99 ms
21 ms
Our browser made a total of 134 requests to load all elements on the main page. We found that 4% of them (6 requests) were addressed to the original 9lessons.info, 11% (15 requests) were made to Youtube.com and 9% (12 requests) were made to Raw.githubusercontent.com. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Srv.buysellads.com.
Page size can be reduced by 652.6 kB (21%)
3.1 MB
2.5 MB
In fact, the total size of 9lessons.info main page is 3.1 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 1.5 MB which makes up the majority of the site volume.
Potential reduce by 98.5 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 98.5 kB or 76% of the original size.
Potential reduce by 294.3 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. Obviously, 9 Lessons needs image optimization as it can save up to 294.3 kB or 19% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 223.9 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 223.9 kB or 17% of the original size.
Potential reduce by 36.0 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. 9lessons.info needs all CSS files to be minified and compressed as it can save up to 36.0 kB or 31% of the original size.
Number of requests can be reduced by 67 (56%)
120
53
The browser has sent 120 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 9 Lessons. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 44 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.
9lessons.info
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9lessons.info
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www.9lessons.info
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9lessons.info 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.
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
<frame> or <iframe> elements do not have a title
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
9lessons.info best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Browser errors were logged to the console
Page has valid source maps
Issues were logged in the Issues panel in Chrome Devtools
9lessons.info SEO score
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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 9lessons.info 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 9lessons.info 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.
9lessons.info
Open Graph data is detected on the main page of 9 Lessons. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: