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21doc.com screenshot

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

21doc.com

平面设计/标志设计/VI设计/LOGO设计_道奇思唯商业视觉北京公司

Page Load Speed

3.4 sec in total

First Response

1.4 sec

Resources Loaded

1.9 sec

Page Rendered

129 ms

21doc.com screenshot

About Website

Welcome to 21doc.com homepage info - get ready to check 21 Doc best content right away, or after learning these important things about 21doc.com

道奇思唯商业视觉北京公司为您提供平面设计，标志设计，VI设计，LOGO设计，品牌策划，营销策划等解决方案，服务过上海，广州，深圳，天津，沈阳，重庆，杭州众多品牌企业。

Visit 21doc.com

Key Findings

We analyzed 21doc.com page load time and found that the first response time was 1.4 sec and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

21doc.com performance score

0

Network Requests Diagram

21doc.com

1436 ms

js.js

167 ms

style13.css

340 ms

tj.js

83 ms

topbg.gif

84 ms

Our browser made a total of 8 requests to load all elements on the main page. We found that all of those requests were addressed to 21doc.com and no external sources were called. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain 21doc.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 29.8 kB (73%)

Content Size

40.7 kB

After Optimization

10.9 kB

  • HTML
  • CSS

In fact, the total size of 21doc.com main page is 40.7 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 21.2 kB which makes up the majority of the site volume.

HTML Optimization

-67%

Potential reduce by 14.2 kB

  • Original 21.2 kB
  • After minification 21.2 kB
  • After compression 7.1 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 14.2 kB or 67% of the original size.

CSS Optimization

-80%

Potential reduce by 15.6 kB

  • Original 19.4 kB
  • After minification 18.2 kB
  • After compression 3.9 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. 21doc.com needs all CSS files to be minified and compressed as it can save up to 15.6 kB or 80% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

4

After Optimization

4

  • Images
  • CSS

The browser has sent 4 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 21 Doc. According to our analytics all requests are already optimized.

Network Requests Diagram

21doc.com

21doc.com

1436 ms

js.js

js.js

167 ms

style13.css

style13.css

340 ms

tj.js

tj.js

83 ms

topbg.gif

topbg.gif

84 ms

home.gif

home.gif

244 ms

hot_bg2.gif

hot_bg2.gif

85 ms

bottomdot.gif

bottomdot.gif

163 ms

SEO Factors

21doc.com SEO score

0

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    GB2312

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 21doc.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese 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 21doc.com main page’s claimed encoding is gb2312. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

21doc.com

Open Graph description is not detected on the main page of 21 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: