22.5 sec in total
3.3 sec
18.9 sec
283 ms
Welcome to en.hcmuaf.edu.vn homepage info - get ready to check En Hcmuaf best content for Vietnam right away, or after learning these important things about en.hcmuaf.edu.vn
Description
Visit en.hcmuaf.edu.vnWe analyzed En.hcmuaf.edu.vn page load time and found that the first response time was 3.3 sec and then it took 19.2 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.
en.hcmuaf.edu.vn performance score
name
value
score
weighting
Value5.7 s
5/100
10%
Value19.1 s
0/100
25%
Value17.4 s
0/100
10%
Value1,040 ms
26/100
30%
Value0.044
99/100
15%
Value19.5 s
2/100
10%
3312 ms
2482 ms
7 ms
2710 ms
2318 ms
Our browser made a total of 68 requests to load all elements on the main page. We found that 41% of them (28 requests) were addressed to the original En.hcmuaf.edu.vn, 16% (11 requests) were made to Google.com and 4% (3 requests) were made to Cse.google.com. The less responsive or slowest element that took the longest time to load (13.3 sec) belongs to the original domain En.hcmuaf.edu.vn.
Page size can be reduced by 851.5 kB (36%)
2.4 MB
1.5 MB
In fact, the total size of En.hcmuaf.edu.vn main page is 2.4 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. Images take 1.4 MB which makes up the majority of the site volume.
Potential reduce by 21.1 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 21.1 kB or 74% of the original size.
Potential reduce by 107.1 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. En Hcmuaf images are well optimized though.
Potential reduce by 427.2 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 427.2 kB or 66% of the original size.
Potential reduce by 296.1 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. En.hcmuaf.edu.vn needs all CSS files to be minified and compressed as it can save up to 296.1 kB or 84% of the original size.
Number of requests can be reduced by 36 (59%)
61
25
The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of En Hcmuaf. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
en.hcmuaf.edu.vn
3312 ms
style.css
2482 ms
buttons.js
7 ms
jquery.js
2710 ms
script.js
2318 ms
script.responsive.js
1810 ms
banner_en.jpg
9153 ms
pageglare.png
3358 ms
page.png
2889 ms
vn.gif
1048 ms
en.gif
1185 ms
object1421875007.png
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object1082524558.png
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header.jpg
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vmenublockheader.png
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vmenublockheadericon.png
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vmenuitemicon.png
2608 ms
7.gif
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9.gif
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1.gif
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6.gif
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5.gif
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0.gif
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8.gif
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usericon.gif
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folder.png
4800 ms
image001.gif
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slide.jpg
8762 ms
cse.js
57 ms
blockheader.png
6379 ms
blockheadericon.png
5294 ms
getAllAppDefault.esi
121 ms
cse.js
67 ms
ZOicNIOQ4qA
113 ms
jsapi
37 ms
default+vi.css
8 ms
default.css
23 ms
default+vi.I.js
23 ms
getSegment.php
43 ms
checkOAuth.esi
45 ms
default.css
40 ms
t.dhj
38 ms
www-embed-player-vflQrT_sR.css
71 ms
www-embed-player.js
109 ms
base.js
172 ms
async-ads.js
90 ms
google_custom_search_watermark.gif
26 ms
small-logo.png
18 ms
search_box_icon.png
16 ms
clear.png
19 ms
nav_logo114.png
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t.dhj
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cm
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pixel
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pixel
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yrK4EqpSRdoujKQmsJoZ5WaLgeULvcWnibQMQSxOOnM.js
25 ms
ad_status.js
84 ms
2981
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2UX7WLTfW3W8TclTUvlFyQ.woff
92 ms
RxZJdnzeo3R5zSexge8UUT8E0i7KZn-EPnyo3HZu7kw.woff
102 ms
index.a8fc48294ca4cc10eb440189d9f22d7c.html
21 ms
buttons.ab966a004186897711de4a5ed256c924.css
10 ms
st.125da8bfe70ad3e00a35a6e4c65d8bc5.js
9 ms
en.hcmuaf.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
Image elements do not have [alt] attributes
Links do not have a discernible name
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
List items (<li>) are not contained within <ul> or <ol> parent elements.
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.
en.hcmuaf.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
Browser errors were logged to the console
Issues were logged in the Issues panel in Chrome Devtools
en.hcmuaf.edu.vn SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
robots.txt is not valid
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
Tap targets are not sized appropriately
N/A
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise En.hcmuaf.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), while the claimed language is English. Our system also found out that En.hcmuaf.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.
en.hcmuaf.edu.vn
Open Graph description is not detected on the main page of En Hcmuaf. 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: