20.5 sec in total
2.1 sec
17.7 sec
738 ms
Click here to check amazing Vantay content. Otherwise, check out these important facts you probably never knew about vantay.com.vn
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Visit vantay.com.vnWe analyzed Vantay.com.vn page load time and found that the first response time was 2.1 sec and then it took 18.5 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.
vantay.com.vn performance score
name
value
score
weighting
Value8.6 s
0/100
10%
Value14.5 s
0/100
25%
Value25.2 s
0/100
10%
Value1,380 ms
16/100
30%
Value1.014
2/100
15%
Value22.7 s
1/100
10%
2063 ms
3155 ms
55 ms
269 ms
806 ms
Our browser made a total of 206 requests to load all elements on the main page. We found that 0% of them (1 request) were addressed to the original Vantay.com.vn, 88% (181 requests) were made to Thegioivantay.com.vn and 6% (13 requests) were made to Embed.tawk.to. The less responsive or slowest element that took the longest time to load (3.2 sec) relates to the external source Thegioivantay.com.vn.
Page size can be reduced by 1.3 MB (30%)
4.5 MB
3.1 MB
In fact, the total size of Vantay.com.vn main page is 4.5 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. 85% 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 3.1 MB which makes up the majority of the site volume.
Potential reduce by 375.6 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 375.6 kB or 90% of the original size.
Potential reduce by 253.7 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. Vantay images are well optimized though.
Potential reduce by 299.0 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 299.0 kB or 69% of the original size.
Potential reduce by 389.5 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. Vantay.com.vn needs all CSS files to be minified and compressed as it can save up to 389.5 kB or 84% of the original size.
Number of requests can be reduced by 96 (48%)
200
104
The browser has sent 200 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vantay. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 64 to 1 for JavaScripts and from 22 to 1 for CSS and as a result speed up the page load time.
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vantay.com.vn 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
[role]s are not contained by their required parent element
[aria-*] attributes do not have valid values
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
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
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.
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.
vantay.com.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
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
vantay.com.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
N/A
VI
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vantay.com.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 Vietnamese. Our system also found out that Vantay.com.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.
vantay.com.vn
Open Graph data is detected on the main page of Vantay. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: