15.1 sec in total
1.7 sec
13 sec
387 ms
Click here to check amazing Kenh Du Hoc content for Vietnam. Otherwise, check out these important facts you probably never knew about kenhduhoc.vn
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Visit kenhduhoc.vnWe analyzed Kenhduhoc.vn page load time and found that the first response time was 1.7 sec and then it took 13.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
kenhduhoc.vn performance score
name
value
score
weighting
Value3.6 s
33/100
10%
Value11.9 s
0/100
25%
Value12.8 s
3/100
10%
Value1,600 ms
12/100
30%
Value0.383
27/100
15%
Value19.9 s
2/100
10%
1709 ms
1541 ms
68 ms
123 ms
456 ms
Our browser made a total of 36 requests to load all elements on the main page. We found that 22% of them (8 requests) were addressed to the original Kenhduhoc.vn, 42% (15 requests) were made to Bizweb.dktcdn.net and 11% (4 requests) were made to Productsrecommend.sapoapps.vn. The less responsive or slowest element that took the longest time to load (3.3 sec) relates to the external source Bizweb.dktcdn.net.
Page size can be reduced by 419.5 kB (24%)
1.7 MB
1.3 MB
In fact, the total size of Kenhduhoc.vn main page is 1.7 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. 40% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.
Potential reduce by 389.8 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. 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 389.8 kB or 78% of the original size.
Potential reduce by 29.3 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. Kenh Du Hoc images are well optimized though.
Potential reduce by 467 B
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. This website has mostly compressed JavaScripts.
Potential reduce by 11 B
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. Kenhduhoc.vn has all CSS files already compressed.
Number of requests can be reduced by 13 (38%)
34
21
The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kenh Du Hoc. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and as a result speed up the page load time.
kenhduhoc.vn
1709 ms
autoads-maxlead-widget.js
1541 ms
gtm.js
68 ms
js
123 ms
stats.min.js
456 ms
js
45 ms
fbevents.js
150 ms
store_events_listener.min.js
244 ms
logo.png
1828 ms
banner-top.png
2834 ms
slider_1.jpg
1828 ms
slider_2.jpg
1922 ms
slider_3.jpg
1870 ms
rolling.svg
1514 ms
skype.png
1857 ms
fontawesome-webfont.ttf
3317 ms
kenhduhoc.vn
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kenhduhoc.vn
1710 ms
kenhduhoc.vn
1624 ms
kenhduhoc.vn
959 ms
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american-flag-clipart-circle-16.jpg
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au-1884.jpg
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singapore-uber-400x400.jpg
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dai-hoc-dep-nhat-my-01.jpg
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740b3cb7ec7824f8b39e2b62f4ba03ae.jpg
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25vu5klu7i.jpeg
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widgets.js
251 ms
ab_blogstatistics_scripttag.js
1328 ms
script.js
1327 ms
surveyform.min.js
1533 ms
361939004-295826562951606-9080435549761494942-n.jpeg
545 ms
module-script.min.js
249 ms
jquery.min.js
22 ms
bundle.min.css
246 ms
owl.carousel.js
489 ms
kenhduhoc.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.
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
Image elements do not have [alt] attributes
Links do not have a discernible name
kenhduhoc.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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
kenhduhoc.vn SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
VI
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kenhduhoc.vn can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese is used on the page, and it does not match the claimed English language. Our system also found out that Kenhduhoc.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.
kenhduhoc.vn
Open Graph data is detected on the main page of Kenh Du Hoc. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: