6.4 sec in total
1.2 sec
4.8 sec
468 ms
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Visit diemthi.tuyensinh247.comWe analyzed Diemthi.tuyensinh247.com page load time and found that the first response time was 1.2 sec and then it took 5.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
diemthi.tuyensinh247.com performance score
name
value
score
weighting
Value7.0 s
1/100
10%
Value7.0 s
6/100
25%
Value10.9 s
6/100
10%
Value840 ms
34/100
30%
Value0.292
41/100
15%
Value14.6 s
8/100
10%
1150 ms
471 ms
712 ms
489 ms
463 ms
Our browser made a total of 153 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Diemthi.tuyensinh247.com, 22% (33 requests) were made to Images.tuyensinh247.com and 16% (24 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (2.2 sec) relates to the external source Images.tuyensinh247.com.
Page size can be reduced by 547.2 kB (28%)
1.9 MB
1.4 MB
In fact, the total size of Diemthi.tuyensinh247.com main page is 1.9 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 1.2 MB which makes up the majority of the site volume.
Potential reduce by 239.9 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. 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 239.9 kB or 80% of the original size.
Potential reduce by 22.0 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. Diem Thi Tuyensinh 247 images are well optimized though.
Potential reduce by 261.4 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 261.4 kB or 56% of the original size.
Potential reduce by 23.9 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. Diemthi.tuyensinh247.com needs all CSS files to be minified and compressed as it can save up to 23.9 kB or 76% of the original size.
Number of requests can be reduced by 92 (63%)
147
55
The browser has sent 147 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Diem Thi Tuyensinh 247. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 56 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.
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diemthi.tuyensinh247.com accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-*] attributes do not match their roles
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
Form elements do not have associated labels
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
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
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
diemthi.tuyensinh247.com 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
diemthi.tuyensinh247.com 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
VI
VI
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Diemthi.tuyensinh247.com 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 Diemthi.tuyensinh247.com 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.
{{og_description}}
diemthi.tuyensinh247.com
Open Graph description is not detected on the main page of Diem Thi Tuyensinh 247. 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: