11.9 sec in total
839 ms
10.9 sec
152 ms
Click here to check amazing Af Duy Tan content for Vietnam. Otherwise, check out these important facts you probably never knew about af.duytan.edu.vn
Bằng bản lĩnh Việt Nam, phát huy truyền thống của phong trào Duy Tân xưa, đại học Duy Tân huy động tối đa nội lực, hợp tác chặt chẽ với các trường đại học, doanh nghiệp, cá nhân trong và ngoài nước, p...
Visit af.duytan.edu.vnWe analyzed Af.duytan.edu.vn page load time and found that the first response time was 839 ms and then it took 11.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
af.duytan.edu.vn performance score
name
value
score
weighting
Value7.3 s
1/100
10%
Value9.9 s
0/100
25%
Value11.7 s
4/100
10%
Value30 ms
100/100
30%
Value0
100/100
15%
Value8.1 s
41/100
10%
839 ms
288 ms
827 ms
1038 ms
500 ms
Our browser made a total of 31 requests to load all elements on the main page. We found that 6% of them (2 requests) were addressed to the original Af.duytan.edu.vn, 90% (28 requests) were made to Mydtu.duytan.edu.vn and 3% (1 request) were made to Api.ipify.org. The less responsive or slowest element that took the longest time to load (5.5 sec) relates to the external source Mydtu.duytan.edu.vn.
Page size can be reduced by 712.9 kB (64%)
1.1 MB
409.4 kB
In fact, the total size of Af.duytan.edu.vn main page is 1.1 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. 20% of websites need less resources to load. Javascripts take 818.9 kB which makes up the majority of the site volume.
Potential reduce by 13.8 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 4.3 kB, which is 23% 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 13.8 kB or 72% of the original size.
Potential reduce by 3.5 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. Af Duy Tan images are well optimized though.
Potential reduce by 664.8 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 664.8 kB or 81% of the original size.
Potential reduce by 30.8 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. Af.duytan.edu.vn needs all CSS files to be minified and compressed as it can save up to 30.8 kB or 80% of the original size.
Number of requests can be reduced by 20 (74%)
27
7
The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Af Duy Tan. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
af.duytan.edu.vn
839 ms
index.aspx
288 ms
Signin.aspx
827 ms
Signin.aspx
1038 ms
jquery-ui.css
500 ms
reset.css
763 ms
darkness.css
1025 ms
style.css
1050 ms
login.css
1094 ms
md5.js
1146 ms
nt_script_util.js
1173 ms
jquery-1.11.1.min.js
3789 ms
jquery-ui.min.js
5533 ms
jquery.form.js
3788 ms
ui.core.js
3315 ms
ui.sortable.js
3640 ms
url_endcode_decode.js
1675 ms
WebResource.axd
2866 ms
ScriptResource.axd
4221 ms
ScriptResource.axd
4637 ms
api.ipify.org
9 ms
bg.jpg
266 ms
ajax-loader-1.gif
269 ms
phone-screen.png
264 ms
desktop_screen3.png
268 ms
CaptchaImage.axd
269 ms
all-images-on-signin-page.png
1372 ms
question.png
511 ms
info.png
503 ms
main-bg.png
2351 ms
txt.png
568 ms
af.duytan.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
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
Form elements do not have associated labels
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Some elements have a [tabindex] value greater than 0
af.duytan.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
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
af.duytan.edu.vn SEO score
VI
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Af.duytan.edu.vn can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Af.duytan.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.
af.duytan.edu.vn
Open Graph description is not detected on the main page of Af Duy Tan. 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: