16.7 sec in total
177 ms
16.2 sec
314 ms
Visit dosvn.com now to see the best up-to-date Dosvn content for Vietnam and also check out these interesting facts you probably never knew about dosvn.com
Tạo website online miễn phí, thiết kế web Biên Hòa - thiết kế web Đồng Nai, web chuẩn SEO, HTML5, CSS3 Mobile Responsive
Visit dosvn.comWe analyzed Dosvn.com page load time and found that the first response time was 177 ms and then it took 16.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
dosvn.com performance score
name
value
score
weighting
Value4.7 s
12/100
10%
Value5.6 s
17/100
25%
Value14.2 s
1/100
10%
Value820 ms
35/100
30%
Value0.019
100/100
15%
Value12.2 s
15/100
10%
177 ms
1680 ms
714 ms
479 ms
28 ms
Our browser made a total of 164 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Dosvn.com, 80% (132 requests) were made to Dos.vn and 6% (10 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (5 sec) relates to the external source Dos.vn.
Page size can be reduced by 336.5 kB (14%)
2.4 MB
2.1 MB
In fact, the total size of Dosvn.com main page is 2.4 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 2.1 MB which makes up the majority of the site volume.
Potential reduce by 80.2 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 80.2 kB or 81% of the original size.
Potential reduce by 103.4 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. Dosvn images are well optimized though.
Potential reduce by 113.1 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 113.1 kB or 57% of the original size.
Potential reduce by 39.8 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. Dosvn.com needs all CSS files to be minified and compressed as it can save up to 39.8 kB or 79% of the original size.
Number of requests can be reduced by 41 (25%)
161
120
The browser has sent 161 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dosvn. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.
dosvn.com
177 ms
dos.vn
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dosvn.com 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
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
dosvn.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
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
dosvn.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
VI
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dosvn.com can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese is used on the page, and it matches the claimed language. Our system also found out that Dosvn.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.
dosvn.com
Open Graph description is not detected on the main page of Dosvn. 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: