14.2 sec in total
1.2 sec
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174 ms
Click here to check amazing Online Tvu content for Vietnam. Otherwise, check out these important facts you probably never knew about online.tvu.edu.vn
Visit online.tvu.edu.vnWe analyzed Online.tvu.edu.vn page load time and found that the first response time was 1.2 sec and then it took 13 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
online.tvu.edu.vn performance score
name
value
score
weighting
Value0.6 s
100/100
10%
Value0.6 s
100/100
25%
Value1.5 s
100/100
10%
Value0 ms
100/100
30%
Value0
100/100
15%
Value0.6 s
100/100
10%
1195 ms
247 ms
492 ms
1470 ms
1406 ms
Our browser made a total of 165 requests to load all elements on the main page. We found that all of those requests were addressed to Online.tvu.edu.vn and no external sources were called. The less responsive or slowest element that took the longest time to load (3.8 sec) belongs to the original domain Online.tvu.edu.vn.
Page size can be reduced by 635.9 kB (27%)
2.3 MB
1.7 MB
In fact, the total size of Online.tvu.edu.vn main page is 2.3 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. 45% of websites need less resources to load. Images take 1.8 MB which makes up the majority of the site volume.
Potential reduce by 56.3 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 56.3 kB or 83% of the original size.
Potential reduce by 252.3 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, Online Tvu needs image optimization as it can save up to 252.3 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 316.4 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 316.4 kB or 69% of the original size.
Potential reduce by 10.8 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. Online.tvu.edu.vn needs all CSS files to be minified and compressed as it can save up to 10.8 kB or 76% of the original size.
Number of requests can be reduced by 134 (83%)
162
28
The browser has sent 162 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Online Tvu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 125 to 1 for CSS and as a result speed up the page load time.
online.tvu.edu.vn
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online.tvu.edu.vn accessibility score
Best practices
These items highlight common accessibility best practices.
Impact
Issue
The document uses <meta http-equiv="refresh">
online.tvu.edu.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
General
Impact
Issue
Detected JavaScript libraries
online.tvu.edu.vn SEO score
VI
VI
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Online.tvu.edu.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 Online.tvu.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.
online.tvu.edu.vn
Open Graph description is not detected on the main page of Online Tvu. 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: