21.3 sec in total
2.4 sec
18.2 sec
652 ms
Click here to check amazing Duongbo content for Vietnam. Otherwise, check out these important facts you probably never knew about duongbo.vn
Tin tức online nhanh giao thông đường bộ cập nhật 24h, tin tức mới nhất, tin tuc trong ngay. Đọc báo online nhanh nhất hiện nay.
Visit duongbo.vnWe analyzed Duongbo.vn page load time and found that the first response time was 2.4 sec and then it took 18.9 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.
duongbo.vn performance score
name
value
score
weighting
Value5.8 s
4/100
10%
Value7.6 s
3/100
25%
Value16.5 s
0/100
10%
Value360 ms
72/100
30%
Value0.125
83/100
15%
Value10.3 s
25/100
10%
2385 ms
1083 ms
2023 ms
330 ms
588 ms
Our browser made a total of 107 requests to load all elements on the main page. We found that 93% of them (99 requests) were addressed to the original Duongbo.vn, 2% (2 requests) were made to Google-analytics.com and 2% (2 requests) were made to Facebook.com. The less responsive or slowest element that took the longest time to load (9.7 sec) belongs to the original domain Duongbo.vn.
Page size can be reduced by 353.6 kB (10%)
3.5 MB
3.2 MB
In fact, the total size of Duongbo.vn main page is 3.5 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. 45% of websites need less resources to load. Images take 3.4 MB which makes up the majority of the site volume.
Potential reduce by 68.1 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 68.1 kB or 79% of the original size.
Potential reduce by 235.0 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. Duongbo images are well optimized though.
Potential reduce by 43.0 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 43.0 kB or 62% of the original size.
Potential reduce by 7.5 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. Duongbo.vn needs all CSS files to be minified and compressed as it can save up to 7.5 kB or 85% of the original size.
Number of requests can be reduced by 13 (12%)
106
93
The browser has sent 106 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Duongbo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.
duongbo.vn
2385 ms
ResourceHandler.ashx
1083 ms
ResourceHandler.ashx
2023 ms
jquery.mousewheel-3.0.4.pack.js
330 ms
jquery.fancybox-1.3.4.pack.js
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jquery.fancybox-1.3.4.css
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analytics.js
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bg-body.jpg
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all.js
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platform.js
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xd_arbiter.php
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ping
63 ms
duongbo.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
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
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>).
duongbo.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
Issues were logged in the Issues panel in Chrome Devtools
duongbo.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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Duongbo.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 Duongbo.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.
duongbo.vn
Open Graph description is not detected on the main page of Duongbo. 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: