37.1 sec in total
2.9 sec
33.7 sec
492 ms
Visit vncdc.gov.vn now to see the best up-to-date Vncdc content for Vietnam and also check out these interesting facts you probably never knew about vncdc.gov.vn
Visit vncdc.gov.vnWe analyzed Vncdc.gov.vn page load time and found that the first response time was 2.9 sec and then it took 34.2 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.
vncdc.gov.vn performance score
name
value
score
weighting
Value8.5 s
0/100
10%
Value12.5 s
0/100
25%
Value27.8 s
0/100
10%
Value200 ms
89/100
30%
Value0.172
69/100
15%
Value9.4 s
31/100
10%
2910 ms
1478 ms
657 ms
653 ms
1896 ms
Our browser made a total of 80 requests to load all elements on the main page. We found that 98% of them (78 requests) were addressed to the original Vncdc.gov.vn, 3% (2 requests) were made to P.jwpcdn.com. The less responsive or slowest element that took the longest time to load (17.5 sec) belongs to the original domain Vncdc.gov.vn.
Page size can be reduced by 916.4 kB (36%)
2.5 MB
1.6 MB
In fact, the total size of Vncdc.gov.vn main page is 2.5 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. 30% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.
Potential reduce by 87.5 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 35.9 kB, which is 36% 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 87.5 kB or 87% of the original size.
Potential reduce by 124.9 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. Vncdc images are well optimized though.
Potential reduce by 403.2 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 403.2 kB or 69% of the original size.
Potential reduce by 300.8 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. Vncdc.gov.vn needs all CSS files to be minified and compressed as it can save up to 300.8 kB or 85% of the original size.
Number of requests can be reduced by 19 (24%)
78
59
The browser has sent 78 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vncdc. 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 as a result speed up the page load time.
vncdc.gov.vn
2910 ms
style.css
1478 ms
smoothDivScroll.css
657 ms
jquery.simplyscroll.css
653 ms
jquery-2.1.1.min.js
1896 ms
datejs.js
1269 ms
jquery-ui.min-1.11.1.js
4469 ms
jquery-ui-tabs-rotate.js
952 ms
jquery.simplyscroll.js
1258 ms
jquery.signalR-2.1.2.min.js
1950 ms
hubs
2842 ms
script_jcarousellite.js
2399 ms
jquery.jcarousellite.pauseOnHover.min.js
2780 ms
jwplayer.js
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btp-body-bg.gif
873 ms
header_banner.png
3406 ms
logo.png
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line_menu.png
296 ms
btn-home.png
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search.png
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icon.png
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zika-left.png
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10581 ms
vncdc.gov.vn accessibility score
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
Buttons do not have an accessible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
vncdc.gov.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
vncdc.gov.vn SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
robots.txt is not valid
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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vncdc.gov.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 Vncdc.gov.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.
vncdc.gov.vn
Open Graph description is not detected on the main page of Vncdc. 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: