10.9 sec in total
1.3 sec
9.3 sec
334 ms
Welcome to dichvudanhvanban.com homepage info - get ready to check Dichvudanhvanban best content for Vietnam right away, or after learning these important things about dichvudanhvanban.com
Gia Sư Dạy Kèm Tin Học Tại Nhà TP.HCM - Hà Nội. Dạy Kèm Thực Hành Vi Tính Văn Phòng Cho Người Đi Làm. Dịch Vụ Đánh Văn Bản, Đánh Máy Thuê, Chỉnh Sửa Báo Cáo, Luận Văn
Visit dichvudanhvanban.comWe analyzed Dichvudanhvanban.com page load time and found that the first response time was 1.3 sec and then it took 9.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
dichvudanhvanban.com performance score
name
value
score
weighting
Value2.9 s
54/100
10%
Value2.9 s
79/100
25%
Value7.3 s
28/100
10%
Value2,280 ms
5/100
30%
Value0.507
16/100
15%
Value7.6 s
47/100
10%
1282 ms
875 ms
86 ms
40 ms
7 ms
Our browser made a total of 77 requests to load all elements on the main page. We found that 26% of them (20 requests) were addressed to the original Dichvudanhvanban.com, 19% (15 requests) were made to Static.xx.fbcdn.net and 10% (8 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (6.3 sec) belongs to the original domain Dichvudanhvanban.com.
Page size can be reduced by 148.6 kB (20%)
728.8 kB
580.2 kB
In fact, the total size of Dichvudanhvanban.com main page is 728.8 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. 40% of websites need less resources to load. Images take 523.4 kB which makes up the majority of the site volume.
Potential reduce by 40.1 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 40.1 kB or 76% of the original size.
Potential reduce by 49.0 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. Dichvudanhvanban images are well optimized though.
Potential reduce by 38.6 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 38.6 kB or 31% of the original size.
Potential reduce by 20.9 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. Dichvudanhvanban.com needs all CSS files to be minified and compressed as it can save up to 20.9 kB or 77% of the original size.
Number of requests can be reduced by 33 (45%)
73
40
The browser has sent 73 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dichvudanhvanban. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and as a result speed up the page load time.
dichvudanhvanban.com
1282 ms
style.css
875 ms
brand
86 ms
brand
40 ms
adsbygoogle.js
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DMCABadgeHelper.min.js
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fbevents.js
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analytics.js
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dmca_protected_16_120.png
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phone.png
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all.js
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46 ms
dichvudanhvanban.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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
Links do not have a discernible name
dichvudanhvanban.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
Page has valid source maps
dichvudanhvanban.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 Dichvudanhvanban.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 Dichvudanhvanban.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.
dichvudanhvanban.com
Open Graph description is not detected on the main page of Dichvudanhvanban. 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: