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Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

vdoc.vn

Tài liệu, học tập, trắc nghiệm, tiếng anh, văn bản, biểu mẫu - VnDoc.com

Page Load Speed

1.3 sec in total

First Response

586 ms

Resources Loaded

678 ms

Page Rendered

83 ms

vdoc.vn screenshot

About Website

Click here to check amazing V Doc content for Vietnam. Otherwise, check out these important facts you probably never knew about vdoc.vn

VnDoc chia sẻ các tài liệu học tập, biểu mẫu hành chính, văn bản pháp luật, giáo án điện tử, violympic, soạn bài, soạn văn, lời giải hay, giải bài tập các môn, để học tốt các môn Toán, Lý, Hóa, Văn, A...

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Key Findings

We analyzed Vdoc.vn page load time and found that the first response time was 586 ms and then it took 761 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster. This domain responded with an error, which can significantly jeopardize Vdoc.vn rating and web reputation

Performance Metrics

vdoc.vn performance score

0

Network Requests Diagram

vdoc.vn

586 ms

main.css

4 ms

cf-icon-browser.png

5 ms

cf-icon-ok.png

8 ms

cf-icon-cloud.png

18 ms

Our browser made a total of 7 requests to load all elements on the main page. We found that all of those requests were addressed to Vdoc.vn and no external sources were called. The less responsive or slowest element that took the longest time to load (586 ms) belongs to the original domain Vdoc.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 5.0 kB (35%)

Content Size

14.2 kB

After Optimization

9.2 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Vdoc.vn main page is 14.2 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. HTML takes 6.9 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 5.0 kB

  • Original 6.9 kB
  • After minification 6.2 kB
  • After compression 1.9 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 743 B, which is 11% 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 5.0 kB or 73% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 5.2 kB
  • After minification 5.2 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. V Doc images are well optimized though.

CSS Optimization

-1%

Potential reduce by 13 B

  • Original 2.2 kB
  • After minification 2.2 kB
  • After compression 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. Vdoc.vn has all CSS files already compressed.

Requests Breakdown

We found no issues to fix!

Requests Now

6

After Optimization

6

  • Images
  • CSS

The browser has sent 6 CSS, Javascripts, AJAX and image requests in order to completely render the main page of V Doc. According to our analytics all requests are already optimized.

Network Requests Diagram

vdoc.vn

vdoc.vn

586 ms

main.css

main.css

4 ms

cf-icon-browser.png

cf-icon-browser.png

5 ms

cf-icon-ok.png

cf-icon-ok.png

8 ms

cf-icon-cloud.png

cf-icon-cloud.png

18 ms

cf-icon-server.png

cf-icon-server.png

15 ms

cf-icon-error.png

cf-icon-error.png

13 ms

SEO Factors

vdoc.vn SEO score

0

Language and Encoding

  • Language Detected

    VI

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vdoc.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 Vdoc.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.

Social Sharing Optimization

vdoc.vn

Open Graph description is not detected on the main page of V Doc. 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: