14.7 sec in total
2 sec
12.1 sec
639 ms
Click here to check amazing Review Dao content for Vietnam. Otherwise, check out these important facts you probably never knew about reviewdao.vn
reviewdao.vn
Visit reviewdao.vnWe analyzed Reviewdao.vn page load time and found that the first response time was 2 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.
reviewdao.vn performance score
name
value
score
weighting
Value3.9 s
26/100
10%
Value7.1 s
5/100
25%
Value7.6 s
26/100
10%
Value820 ms
35/100
30%
Value0.384
27/100
15%
Value11.6 s
18/100
10%
1981 ms
154 ms
262 ms
521 ms
528 ms
Our browser made a total of 80 requests to load all elements on the main page. We found that 85% of them (68 requests) were addressed to the original Reviewdao.vn, 6% (5 requests) were made to Fonts.gstatic.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (6 sec) belongs to the original domain Reviewdao.vn.
Page size can be reduced by 851.7 kB (49%)
1.7 MB
882.7 kB
In fact, the total size of Reviewdao.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. 65% of websites need less resources to load. Javascripts take 804.9 kB which makes up the majority of the site volume.
Potential reduce by 92.6 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. This page needs HTML code to be minified as it can gain 24.5 kB, which is 23% 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 92.6 kB or 87% of the original size.
Potential reduce by 2.6 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. Review Dao images are well optimized though.
Potential reduce by 646.9 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 646.9 kB or 80% of the original size.
Potential reduce by 109.6 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. Reviewdao.vn needs all CSS files to be minified and compressed as it can save up to 109.6 kB or 82% of the original size.
Number of requests can be reduced by 12 (16%)
73
61
The browser has sent 73 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Review Dao. 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 5 to 1 for CSS and as a result speed up the page load time.
reviewdao.vn
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reviewdao.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
[aria-*] attributes do not match their roles
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
<frame> or <iframe> elements do not have a title
Links do not have a discernible 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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
reviewdao.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
reviewdao.vn SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
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 Reviewdao.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 Reviewdao.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.
reviewdao.vn
Open Graph data is detected on the main page of Review Dao. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: