9.6 sec in total
1.8 sec
7.6 sec
150 ms
Click here to check amazing VSTEP VNU content for Vietnam. Otherwise, check out these important facts you probably never knew about vstep.vnu.edu.vn
Trường Đại học Ngoại ngữ – Đại học Quốc gia Hà Nội là một trung tâm đào tạo và nghiên cứu có uy tín về ngôn ngữ, quốc tế học và các ngành liên quan. Trường đóng góp quan trọng vào sự phát triển của đấ...
Visit vstep.vnu.edu.vnWe analyzed Vstep.vnu.edu.vn page load time and found that the first response time was 1.8 sec and then it took 7.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
vstep.vnu.edu.vn performance score
name
value
score
weighting
Value4.9 s
10/100
10%
Value8.9 s
1/100
25%
Value9.3 s
12/100
10%
Value70 ms
99/100
30%
Value0.074
95/100
15%
Value7.4 s
48/100
10%
1804 ms
508 ms
510 ms
538 ms
538 ms
Our browser made a total of 40 requests to load all elements on the main page. We found that all of those requests were addressed to Vstep.vnu.edu.vn and no external sources were called. The less responsive or slowest element that took the longest time to load (2.9 sec) belongs to the original domain Vstep.vnu.edu.vn.
Page size can be reduced by 210.7 kB (32%)
661.7 kB
451.0 kB
In fact, the total size of Vstep.vnu.edu.vn main page is 661.7 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 15% of websites need less resources to load. Images take 391.8 kB which makes up the majority of the site volume.
Potential reduce by 23.3 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 23.3 kB or 80% of the original size.
Potential reduce by 13.0 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. VSTEP VNU images are well optimized though.
Potential reduce by 112.2 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 112.2 kB or 69% of the original size.
Potential reduce by 62.3 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. Vstep.vnu.edu.vn needs all CSS files to be minified and compressed as it can save up to 62.3 kB or 80% of the original size.
Number of requests can be reduced by 26 (67%)
39
13
The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of VSTEP VNU. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 18 to 1 for CSS and as a result speed up the page load time.
vstep.vnu.edu.vn
1804 ms
system.base.css
508 ms
system.menus.css
510 ms
system.messages.css
538 ms
system.theme.css
538 ms
field.css
541 ms
node.css
799 ms
user.css
1019 ms
views.css
1028 ms
ckeditor.css
1071 ms
ctools.css
1068 ms
panels.css
1102 ms
85855761f37bf9da619ed07ed6732c39.css
1323 ms
flexible.css
1526 ms
light.css
1573 ms
nivo-slider.css
1557 ms
6ea21cb6a91559a3faff899e6d4cc4b7.css
1590 ms
style.css
2155 ms
responsive.css
1847 ms
jquery.min.js
2862 ms
jquery.once.js
2085 ms
drupal.js
2108 ms
vi_o7q0LkNbZPRSSr7H_Blj0hTlweq4vrWVGW-H9DqRHd0.js
2118 ms
nivo_slider.js
2346 ms
jquery.nivo.slider.pack.js
2624 ms
retina.js
2621 ms
plugins.js
2915 ms
global.js
2664 ms
adsense_cse.js
2831 ms
bannervstep-new.png
1281 ms
loading.gif
529 ms
004.gif
793 ms
001.jpg
1060 ms
pic_home.jpg
824 ms
005.jpg
835 ms
002.png
2073 ms
ky_thi.png
1600 ms
dinhdang.png
1599 ms
lichthi.png
1662 ms
fontawesome-webfont.woff
1049 ms
vstep.vnu.edu.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
<frame> or <iframe> elements do not have a title
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.
vstep.vnu.edu.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
Page has valid source maps
vstep.vnu.edu.vn SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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 Vstep.vnu.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 Vstep.vnu.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.
vstep.vnu.edu.vn
Open Graph description is not detected on the main page of VSTEP VNU. 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: