6.3 sec in total
936 ms
5 sec
322 ms
Welcome to vn.edu.vn homepage info - get ready to check Vn best content for Vietnam right away, or after learning these important things about vn.edu.vn
vn.edu.vn
Visit vn.edu.vnWe analyzed Vn.edu.vn page load time and found that the first response time was 936 ms and then it took 5.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
vn.edu.vn performance score
name
value
score
weighting
Value4.7 s
12/100
10%
Value5.1 s
24/100
25%
Value7.0 s
33/100
10%
Value0 ms
100/100
30%
Value0
100/100
15%
Value4.7 s
80/100
10%
936 ms
1007 ms
495 ms
495 ms
497 ms
Our browser made a total of 82 requests to load all elements on the main page. We found that 74% of them (61 requests) were addressed to the original Vn.edu.vn, 12% (10 requests) were made to Static.xx.fbcdn.net and 9% (7 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain Vn.edu.vn.
Page size can be reduced by 575.7 kB (49%)
1.2 MB
609.6 kB
In fact, the total size of Vn.edu.vn main page is 1.2 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. 50% of websites need less resources to load. Javascripts take 596.1 kB which makes up the majority of the site volume.
Potential reduce by 37.8 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. This page needs HTML code to be minified as it can gain 5.6 kB, which is 12% 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 37.8 kB or 82% of the original size.
Potential reduce by 40.8 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. Vn images are well optimized though.
Potential reduce by 447.8 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 447.8 kB or 75% of the original size.
Potential reduce by 49.2 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. Vn.edu.vn needs all CSS files to be minified and compressed as it can save up to 49.2 kB or 82% of the original size.
Number of requests can be reduced by 28 (35%)
80
52
The browser has sent 80 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vn. 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 from 9 to 1 for CSS and as a result speed up the page load time.
vn.edu.vn
936 ms
jquery.js
1007 ms
reset.css
495 ms
jquery.toastmessage.css
495 ms
dashboard.css
497 ms
style.css
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fix-style.css
496 ms
jquery.fancybox-1.3.4.css
740 ms
high-light-style.css
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jquery.tinycarousel.min.js
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dashboard.js
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wd.common.user.js
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jquery.toastmessage.js
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jquery.fancybox-1.3.4.pack.js
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jquery-ui-1.9.0.custom.min.js
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jquery-ui-tabs-rotate.js
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analytics.js
33 ms
online
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logo.png
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logo_footer.png
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piwik.js
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vn.edu.vn accessibility score
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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.
vn.edu.vn best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
vn.edu.vn SEO score
N/A
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vn.edu.vn can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Vn.edu.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.
vn.edu.vn
Open Graph description is not detected on the main page of Vn. 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: