Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

21yod.com

21世纪药店网-12年医药老网站,知名医药老网站

Page Load Speed

135.9 sec in total

First Response

3.2 sec

Resources Loaded

132.3 sec

Page Rendered

426 ms

21yod.com screenshot

About Website

Welcome to 21yod.com homepage info - get ready to check 21 Yod best content for China right away, or after learning these important things about 21yod.com

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Visit 21yod.com

Key Findings

We analyzed 21yod.com page load time and found that the first response time was 3.2 sec and then it took 132.8 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. Unfortunately, there were 172 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

21yod.com performance score

0

Network Requests Diagram

21yod.com

3175 ms

master.css

1749 ms

head.css

1052 ms

home.css

1072 ms

left_menu.css

1323 ms

Our browser made a total of 247 requests to load all elements on the main page. We found that 96% of them (238 requests) were addressed to the original 21yod.com, 2% (4 requests) were made to Bdimg.share.baidu.com and 1% (2 requests) were made to Webpresence.qq.com. The less responsive or slowest element that took the longest time to load (20.5 sec) belongs to the original domain 21yod.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 378.9 kB (49%)

Content Size

777.0 kB

After Optimization

398.1 kB

In fact, the total size of 21yod.com main page is 777.0 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. 15% of websites need less resources to load. Images take 427.7 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 148.6 kB

  • Original 174.0 kB
  • After minification 154.5 kB
  • After compression 25.4 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 19.6 kB, 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 148.6 kB or 85% of the original size.

Image Optimization

-26%

Potential reduce by 112.5 kB

  • Original 427.7 kB
  • After minification 315.2 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. Obviously, 21 Yod needs image optimization as it can save up to 112.5 kB or 26% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-65%

Potential reduce by 90.7 kB

  • Original 139.3 kB
  • After minification 136.0 kB
  • After compression 48.7 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 90.7 kB or 65% of the original size.

CSS Optimization

-76%

Potential reduce by 27.1 kB

  • Original 35.9 kB
  • After minification 30.8 kB
  • After compression 8.8 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. 21yod.com needs all CSS files to be minified and compressed as it can save up to 27.1 kB or 76% of the original size.

Requests Breakdown

Number of requests can be reduced by 52 (72%)

Requests Now

72

After Optimization

20

The browser has sent 72 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 21 Yod. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

SEO Factors

21yod.com SEO score

0

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 21yod.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 21yod.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.

Social Sharing Optimization

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