16.4 sec in total
3.7 sec
10.9 sec
1.8 sec
Click here to check amazing Ngason 09 Violet content for Vietnam. Otherwise, check out these important facts you probably never knew about ngason09.violet.vn
Mạng xã hội của cộng đồng giáo viên Việt Nam, nơi giao lưu kiến thức và chia sẻ tài nguyên dạy học
Visit ngason09.violet.vnWe analyzed Ngason09.violet.vn page load time and found that the first response time was 3.7 sec and then it took 12.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
ngason09.violet.vn performance score
name
value
score
weighting
Value6.1 s
3/100
10%
Value6.5 s
9/100
25%
Value10.9 s
6/100
10%
Value150 ms
95/100
30%
Value0.183
66/100
15%
Value8.1 s
41/100
10%
3688 ms
748 ms
1504 ms
15 ms
1134 ms
Our browser made a total of 129 requests to load all elements on the main page. We found that 16% of them (21 requests) were addressed to the original Ngason09.violet.vn, 39% (50 requests) were made to D4.violet.vn and 20% (26 requests) were made to D2.violet.vn. The less responsive or slowest element that took the longest time to load (4.8 sec) relates to the external source D4.violet.vn.
Page size can be reduced by 431.3 kB (33%)
1.3 MB
870.2 kB
In fact, the total size of Ngason09.violet.vn main page is 1.3 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 778.1 kB which makes up the majority of the site volume.
Potential reduce by 169.9 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 21.3 kB, which is 11% 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 169.9 kB or 85% of the original size.
Potential reduce by 33.2 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. Ngason 09 Violet images are well optimized though.
Potential reduce by 208.3 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 208.3 kB or 70% of the original size.
Potential reduce by 20.0 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. Ngason09.violet.vn needs all CSS files to be minified and compressed as it can save up to 20.0 kB or 76% of the original size.
Number of requests can be reduced by 29 (24%)
122
93
The browser has sent 122 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ngason 09 Violet. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
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ngason09.violet.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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
<object> elements do not have alternate text
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.
ngason09.violet.vn best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
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
ngason09.violet.vn SEO score
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
Document uses plugins
VI
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ngason09.violet.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 Ngason09.violet.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.
ngason09.violet.vn
Open Graph description is not detected on the main page of Ngason 09 Violet. 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: