15.3 sec in total
775 ms
12.7 sec
1.9 sec
Click here to check amazing Duan content. Otherwise, check out these important facts you probably never knew about duan.vn
Mua bán, đầu tư dự án, mua bán công ty, mua công ty, bán công ty, mua doanh nghiệp, bán doanh nghiệp, mua nhà hàng, bán khách sạn, mua khách sạn, bán resort, mua resort, mua dự án nghỉ dưỡng, bán dự á...
Visit duan.vnWe analyzed Duan.vn page load time and found that the first response time was 775 ms and then it took 14.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
duan.vn performance score
name
value
score
weighting
Value5.3 s
7/100
10%
Value8.3 s
2/100
25%
Value14.5 s
1/100
10%
Value640 ms
46/100
30%
Value0
100/100
15%
Value25.8 s
0/100
10%
775 ms
3079 ms
518 ms
781 ms
1066 ms
Our browser made a total of 95 requests to load all elements on the main page. We found that 84% of them (80 requests) were addressed to the original Duan.vn, 2% (2 requests) were made to Googletagmanager.com and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (5.1 sec) belongs to the original domain Duan.vn.
Page size can be reduced by 470.0 kB (5%)
10.3 MB
9.8 MB
In fact, the total size of Duan.vn main page is 10.3 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. 55% of websites need less resources to load. Images take 10.0 MB which makes up the majority of the site volume.
Potential reduce by 119.7 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 119.7 kB or 83% of the original size.
Potential reduce by 347.7 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. Duan images are well optimized though.
Potential reduce by 446 B
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. This website has mostly compressed JavaScripts.
Potential reduce by 2.2 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. Duan.vn has all CSS files already compressed.
Number of requests can be reduced by 18 (20%)
91
73
The browser has sent 91 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Duan. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
duan.vn
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bootstrap-grid.css
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font-awesome.css
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theme.css
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style.css
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jquery-3.4.1.min.js
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duan.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.
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
Links do not have a discernible name
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.
duan.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
Issues were logged in the Issues panel in Chrome Devtools
duan.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
VI
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Duan.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 Duan.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.
duan.vn
Open Graph data is detected on the main page of Duan. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: