38.4 sec in total
1 sec
36.4 sec
1 sec
Welcome to scdn.vn homepage info - get ready to check Scdn best content for Vietnam right away, or after learning these important things about scdn.vn
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Visit scdn.vnWe analyzed Scdn.vn page load time and found that the first response time was 1 sec and then it took 37.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.
scdn.vn performance score
name
value
score
weighting
Value4.4 s
17/100
10%
Value4.6 s
36/100
25%
Value12.1 s
3/100
10%
Value1,200 ms
20/100
30%
Value0.006
100/100
15%
Value15.2 s
7/100
10%
1013 ms
16471 ms
1714 ms
3251 ms
3249 ms
Our browser made a total of 391 requests to load all elements on the main page. We found that 0% of them (1 request) were addressed to the original Scdn.vn, 73% (286 requests) were made to Media3.scdn.vn and 6% (25 requests) were made to Static.scdn.vn. The less responsive or slowest element that took the longest time to load (16.5 sec) relates to the external source Sendo.vn.
Page size can be reduced by 1.9 MB (49%)
3.9 MB
2.0 MB
In fact, the total size of Scdn.vn main page is 3.9 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. 75% 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 845.8 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 845.8 kB or 82% of the original size.
Potential reduce by 7.1 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. Scdn images are well optimized though.
Potential reduce by 951.2 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 951.2 kB or 74% of the original size.
Potential reduce by 103.5 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. Scdn.vn needs all CSS files to be minified and compressed as it can save up to 103.5 kB or 90% of the original size.
Number of requests can be reduced by 47 (12%)
385
338
The browser has sent 385 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Scdn. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 32 to 1 for JavaScripts and as a result speed up the page load time.
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scdn.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.
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
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
scdn.vn 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
Missing source maps for large first-party JavaScript
scdn.vn SEO score
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
VI
VI
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Scdn.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 Scdn.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.
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scdn.vn
Open Graph data is detected on the main page of Scdn. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: