Tools & Wizards About Us
cnscn.com.cn screenshot

Report Summary

  • 72

    Performance

    Renders faster than
    82% of other websites

  • 46

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

cnscn.com.cn

智慧城市网|智慧城市领域第一门户网站|www.cnscn.com.cn|中国通信工业协会物联网应用分会

Page Load Speed

83 sec in total

First Response

7.6 sec

Resources Loaded

74.8 sec

Page Rendered

642 ms

cnscn.com.cn screenshot

About Website

Click here to check amazing Cn S content for China. Otherwise, check out these important facts you probably never knew about cnscn.com.cn

中国智慧城市网由中国通信工业协会物联网应用分会主办，国内智慧城市领域第一门户网站。中国智慧城市网是政府相关职能部门、城市管理者和信息化厂商机构及时了解最新智慧城市规划与建设方面资讯和商机不可缺少的行业门户网络媒体。中国智慧城市网提供智慧城市解决方案、智慧城市招投标信息、城市规划信息及政策应用等，推动智慧城市、智慧产业、智慧民生发展，促进新一代信息技术、智慧应用项目、智慧城市建设投融资发展。

Visit cnscn.com.cn

Key Findings

We analyzed Cnscn.com.cn page load time and found that the first response time was 7.6 sec and then it took 75.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 24 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

cnscn.com.cn performance score

72

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

69/100

10%

LCP (Largest Contentful Paint)

Value5.1 s

25/100

25%

SI (Speed Index)

Value4.9 s

64/100

10%

TBT (Total Blocking Time)

Value70 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.069

96/100

15%

TTI (Time to Interactive)

Value4.5 s

82/100

10%

Network Requests Diagram

cnscn.com.cn

7582 ms

index.css

7762 ms

style.css

3817 ms

global.css

3778 ms

index.css

1911 ms

Our browser made a total of 259 requests to load all elements on the main page. We found that 91% of them (236 requests) were addressed to the original Cnscn.com.cn, 4% (11 requests) were made to Tianqi.2345.com and 1% (3 requests) were made to I1.sinaimg.cn. The less responsive or slowest element that took the longest time to load (20.4 sec) belongs to the original domain Cnscn.com.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.3 MB (22%)

Content Size

5.8 MB

After Optimization

4.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cnscn.com.cn main page is 5.8 MB. 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 5.2 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 158.8 kB

  • Original 181.9 kB
  • After minification 156.7 kB
  • After compression 23.2 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 25.2 kB, which is 14% 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 158.8 kB or 87% of the original size.

Image Optimization

-16%

Potential reduce by 829.8 kB

  • Original 5.2 MB
  • After minification 4.3 MB

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, Cn S needs image optimization as it can save up to 829.8 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-67%

Potential reduce by 150.4 kB

  • Original 224.1 kB
  • After minification 211.3 kB
  • After compression 73.7 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 150.4 kB or 67% of the original size.

CSS Optimization

-86%

Potential reduce by 146.7 kB

  • Original 170.9 kB
  • After minification 154.2 kB
  • After compression 24.1 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. Cnscn.com.cn needs all CSS files to be minified and compressed as it can save up to 146.7 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 90 (39%)

Requests Now

231

After Optimization

141

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 231 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cn S. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

cnscn.com.cn

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7762 ms

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3817 ms

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11-06-27-32-1.jpg

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19762 ms

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19331 ms

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19874 ms

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19331 ms

09-16-29-97-1.jpg

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19616 ms

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20179 ms

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20174 ms

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20091 ms

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19970 ms

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19434 ms

header_bg.jpg

header_bg.jpg

19582 ms

search_bg.jpg

search_bg.jpg

20291 ms

sousoukbg.jpg

sousoukbg.jpg

18049 ms

1.gif

1.gif

17483 ms

menu_bg.png

menu_bg.png

14642 ms

top_menu_bg.gif

top_menu_bg.gif

14223 ms

top_menu_hoverbg.gif

top_menu_hoverbg.gif

14157 ms

18.png

18.png

17182 ms

19.png

19.png

15466 ms

main_bg.gif

main_bg.gif

14092 ms

list_dot1.png

list_dot1.png

18869 ms

13.png

13.png

16958 ms

21.png

21.png

14950 ms

gytabbg.jpg

gytabbg.jpg

13021 ms

cstj1_bg.jpg

cstj1_bg.jpg

10143 ms

cstjimg_bg.jpg

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12591 ms

29.png

29.png

10314 ms

znjtgjbg.jpg

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6692 ms

witon.png

witon.png

8329 ms

underarrow.png

underarrow.png

10624 ms

20.png

20.png

8509 ms

ibox_head1.png

ibox_head1.png

10320 ms

gong.jpg

gong.jpg

8138 ms

28.png

28.png

7318 ms

paly6.png

paly6.png

7578 ms

ibox_head2.png

ibox_head2.png

7650 ms

26.png

26.png

9666 ms

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261.png

8735 ms

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7945 ms

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idx_dot3.gif

7555 ms

img012.jpg

img012.jpg

9088 ms

Accessibility Review

cnscn.com.cn accessibility score

46

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

cnscn.com.cn best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

cnscn.com.cn SEO score

92

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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

High

Document uses legible font sizes

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 Cnscn.com.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 Cnscn.com.cn 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

cnscn.com.cn

Open Graph description is not detected on the main page of Cn S. 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: