5.1 sec in total
1.1 sec
3.6 sec
398 ms
Click here to check amazing Www 21 24 H content for Vietnam. Otherwise, check out these important facts you probably never knew about www21.24h.com.vn
Tin tức 24h về bóng đá, thể thao, giải trí. Tin tức online 24 giờ, tình hình Việt Nam(VN), thế giới. Xem video bóng đá tổng hợp tại 24h.
Visit www21.24h.com.vnWe analyzed Www21.24h.com.vn page load time and found that the first response time was 1.1 sec and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
www21.24h.com.vn performance score
name
value
score
weighting
Value5.4 s
7/100
10%
Value15.6 s
0/100
25%
Value16.2 s
0/100
10%
Value8,480 ms
0/100
30%
Value0.315
37/100
15%
Value33.6 s
0/100
10%
1053 ms
660 ms
299 ms
366 ms
313 ms
Our browser made a total of 107 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Www21.24h.com.vn, 37% (40 requests) were made to Img-us.24hstatic.com and 20% (21 requests) were made to 24h-static.24hstatic.com. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source Game.24h.com.vn.
Page size can be reduced by 610.9 kB (38%)
1.6 MB
977.9 kB
In fact, the total size of Www21.24h.com.vn main page is 1.6 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. Images take 691.5 kB which makes up the majority of the site volume.
Potential reduce by 182.4 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 182.4 kB or 76% of the original size.
Potential reduce by 53.6 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. Www 21 24 H images are well optimized though.
Potential reduce by 309.3 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 309.3 kB or 54% of the original size.
Potential reduce by 65.7 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. Www21.24h.com.vn needs all CSS files to be minified and compressed as it can save up to 65.7 kB or 82% of the original size.
Number of requests can be reduced by 32 (30%)
105
73
The browser has sent 105 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Www 21 24 H. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and as a result speed up the page load time.
www21.24h.com.vn
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24h-styles-2014-min.css
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24h-analytics.js
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rta.js
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bg.jpg
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www21.24h.com.vn 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
Image elements do not have [alt] attributes
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
The document uses <meta http-equiv="refresh">
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
www21.24h.com.vn 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
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
www21.24h.com.vn SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
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
VI
VI
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Www21.24h.com.vn can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese is used on the page, and it matches the claimed language. Our system also found out that Www21.24h.com.vn 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.
www21.24h.com.vn
Open Graph data is detected on the main page of Www 21 24 H. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: