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sou.ddc.net.cn screenshot

Report Summary

  • 95

    Performance

    Renders faster than
    93% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 62

    SEO

    Google-friendlier than
    22% of websites

sou.ddc.net.cn

Page Load Speed

20.9 sec in total

First Response

4.8 sec

Resources Loaded

16 sec

Page Rendered

111 ms

sou.ddc.net.cn screenshot

About Website

Visit sou.ddc.net.cn now to see the best up-to-date Sou Ddc content for China and also check out these interesting facts you probably never knew about sou.ddc.net.cn

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Key Findings

We analyzed Sou.ddc.net.cn page load time and found that the first response time was 4.8 sec and then it took 16.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

sou.ddc.net.cn performance score

95

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

92/100

10%

LCP (Largest Contentful Paint)

Value1.8 s

98/100

25%

SI (Speed Index)

Value5.1 s

62/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.7 s

100/100

10%

Network Requests Diagram

sou.ddc.net.cn

4822 ms

main.css

4944 ms

neiye.css

1194 ms

zw.js

657 ms

searchindex.js

1494 ms

Our browser made a total of 14 requests to load all elements on the main page. We found that 71% of them (10 requests) were addressed to the original Sou.ddc.net.cn, 14% (2 requests) were made to Hm.baidu.com and 7% (1 request) were made to Ddc.net.cn. The less responsive or slowest element that took the longest time to load (6 sec) relates to the external source Ers.baidu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 71.7 kB (51%)

Content Size

140.7 kB

After Optimization

69.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sou.ddc.net.cn main page is 140.7 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. Only 10% of websites need less resources to load. Javascripts take 103.5 kB which makes up the majority of the site volume.

HTML Optimization

-67%

Potential reduce by 4.1 kB

  • Original 6.1 kB
  • After minification 5.3 kB
  • After compression 2.0 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 809 B, which is 13% 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 4.1 kB or 67% of the original size.

Image Optimization

-27%

Potential reduce by 3.1 kB

  • Original 11.6 kB
  • After minification 8.5 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, Sou Ddc needs image optimization as it can save up to 3.1 kB or 27% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-48%

Potential reduce by 49.8 kB

  • Original 103.5 kB
  • After minification 103.4 kB
  • After compression 53.6 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 49.8 kB or 48% of the original size.

CSS Optimization

-75%

Potential reduce by 14.7 kB

  • Original 19.5 kB
  • After minification 19.0 kB
  • After compression 4.8 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. Sou.ddc.net.cn needs all CSS files to be minified and compressed as it can save up to 14.7 kB or 75% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (31%)

Requests Now

13

After Optimization

9

  • Images
  • JavaScript
  • CSS

The browser has sent 13 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sou Ddc. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

sou.ddc.net.cn

sou.ddc.net.cn

4822 ms

main.css

main.css

4944 ms

neiye.css

neiye.css

1194 ms

zw.js

zw.js

657 ms

searchindex.js

searchindex.js

1494 ms

baidutj.js

baidutj.js

1256 ms

hom.gif

hom.gif

3929 ms

topbanner.png

topbanner.png

847 ms

ddcss.gif

ddcss.gif

1179 ms

tex.jpg

tex.jpg

882 ms

btn.gif

btn.gif

575 ms

h.js

h.js

969 ms

s.js

s.js

6004 ms

hm.gif

hm.gif

322 ms

Accessibility Review

sou.ddc.net.cn accessibility score

70

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

High

Form elements do not have associated labels

Best Practices

sou.ddc.net.cn best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

SEO Factors

sou.ddc.net.cn SEO score

62

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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 Sou.ddc.net.cn 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 Sou.ddc.net.cn 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

sou.ddc.net.cn

Open Graph description is not detected on the main page of Sou Ddc. 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: