28.6 sec in total
10.9 sec
17.5 sec
159 ms
Visit duanonline.com now to see the best up-to-date Duan Online content and also check out these interesting facts you probably never knew about duanonline.com
MUA BÁN DỰ ÁN, MUA BÁN DOANH NGHIỆP, SÀN DỰ ÁN trực tuyến hàng đầu Việt Nam, thông tin nhanh chóng, đầy đủ, kịp thời, hotline 0922 822 466 | mua ban du an
Visit duanonline.comWe analyzed Duanonline.com page load time and found that the first response time was 10.9 sec and then it took 17.7 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.
duanonline.com performance score
name
value
score
weighting
Value4.3 s
17/100
10%
Value9.3 s
1/100
25%
Value6.5 s
38/100
10%
Value850 ms
34/100
30%
Value0.065
97/100
15%
Value9.3 s
32/100
10%
10941 ms
1417 ms
1174 ms
1178 ms
835 ms
Our browser made a total of 59 requests to load all elements on the main page. We found that 97% of them (57 requests) were addressed to the original Duanonline.com, 3% (2 requests) were made to Vnexpress.net. The less responsive or slowest element that took the longest time to load (10.9 sec) belongs to the original domain Duanonline.com.
Page size can be reduced by 126.8 kB (75%)
170.1 kB
43.3 kB
In fact, the total size of Duanonline.com main page is 170.1 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 15% of websites need less resources to load. HTML takes 82.6 kB which makes up the majority of the site volume.
Potential reduce by 72.8 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 23.1 kB, which is 28% 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 72.8 kB or 88% of the original size.
Potential reduce by 4.8 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. Obviously, Duan Online needs image optimization as it can save up to 4.8 kB or 19% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 39.0 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 39.0 kB or 78% of the original size.
Potential reduce by 10.2 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. Duanonline.com needs all CSS files to be minified and compressed as it can save up to 10.2 kB or 86% of the original size.
Number of requests can be reduced by 44 (76%)
58
14
The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Duan Online. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.
duanonline.com
10941 ms
style.css
1417 ms
global.js
1174 ms
img.js
1178 ms
flash.js
835 ms
validation.js
1191 ms
ajax.js
1200 ms
scroll.js
1547 ms
quick.js
1547 ms
libmnproject.js
1550 ms
tooltip.js
1232 ms
logo.jpg
2861 ms
mn01vn.gif
2852 ms
gnb_line.gif
2850 ms
mn02vn.gif
2850 ms
mn03vn.gif
2851 ms
mn06vn.gif
2852 ms
mn08vn.gif
2854 ms
mn07vn.gif
2852 ms
icoRow2.gif
2853 ms
6titlevn.gif
2857 ms
8titlevn.gif
2854 ms
goldvn.gif
2866 ms
moneyvn.gif
2878 ms
searchvn.gif
2879 ms
bgtop.gif
2853 ms
bgmenutl.gif
2864 ms
bgmenuct.gif
3113 ms
WebResource.axd
690 ms
bgmenutr.gif
353 ms
bgsubmnl.gif
378 ms
tabmnvn1_1.gif
1065 ms
tabmnvn2.gif
1062 ms
bgAd01_1.gif
1068 ms
bgAd02.gif
1064 ms
bgAd03.gif
1063 ms
error.html
1679 ms
error.html
561 ms
bgsubmnr.gif
1045 ms
bgsubmnbl.gif
1391 ms
bgsubmnb.gif
5302 ms
bgsubmnbr.gif
5303 ms
ad_tl.gif
5303 ms
ad_t.gif
5304 ms
ad_tr.gif
5305 ms
ad_l.gif
5304 ms
ad_r.gif
5305 ms
ad_bl.gif
5306 ms
ad_b.gif
5306 ms
ad_br.gif
5308 ms
bg_spot_tit.gif
3644 ms
khung2t.gif
3647 ms
khung2c.gif
3647 ms
bg_loginvn.gif
3641 ms
areat.gif
3634 ms
areabg.gif
3639 ms
areab.gif
3638 ms
khung3t.gif
3636 ms
khung3c.gif
3637 ms
duanonline.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 input fields do not have accessible names
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
Image elements do not have [alt] attributes
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
Heading elements are not in a sequentially-descending order
duanonline.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
Browser errors were logged to the console
duanonline.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
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 Duanonline.com 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 Duanonline.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.
duanonline.com
Open Graph description is not detected on the main page of Duan Online. 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: