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cenews.com.cn screenshot

Report Summary

  • 24

    Performance

    Renders faster than
    43% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 58

    SEO

    Google-friendlier than
    20% of websites

cenews.com.cn

中国环境网_全国生态环境信息平台

Page Load Speed

9.4 sec in total

First Response

1.7 sec

Resources Loaded

7.6 sec

Page Rendered

68 ms

cenews.com.cn screenshot

About Website

Visit cenews.com.cn now to see the best up-to-date Cenews content for China and also check out these interesting facts you probably never knew about cenews.com.cn

中国环境网：《中国环境报》官网、国内第一家环保专业网站《中国环境报》是全球唯一一张国家级的环境保护报纸，是生态环境部直属新闻单位。中国环境网依托优势资源，以环境领域报道的专业性、权威性、多样性、及时性为特色，打造成为当今最大、最具影响力的环境互联网平台。

Visit cenews.com.cn

Key Findings

We analyzed Cenews.com.cn page load time and found that the first response time was 1.7 sec and then it took 7.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

cenews.com.cn performance score

24

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.0 s

4/100

10%

LCP (Largest Contentful Paint)

Value10.7 s

0/100

25%

SI (Speed Index)

Value25.5 s

0/100

10%

TBT (Total Blocking Time)

Value450 ms

63/100

30%

CLS (Cumulative Layout Shift)

Value0.351

31/100

15%

TTI (Time to Interactive)

Value31.5 s

0/100

10%

Network Requests Diagram

cenews.com.cn

1705 ms

index.css

1655 ms

swiper.min.css

626 ms

iconfont.css

1244 ms

common.css

627 ms

Our browser made a total of 23 requests to load all elements on the main page. We found that 74% of them (17 requests) were addressed to the original Cenews.com.cn, 9% (2 requests) were made to Hm.baidu.com and 4% (1 request) were made to V1.cnzz.com. The less responsive or slowest element that took the longest time to load (3.5 sec) belongs to the original domain Cenews.com.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 MB (73%)

Content Size

1.5 MB

After Optimization

408.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cenews.com.cn main page is 1.5 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. Only 10% of websites need less resources to load. Javascripts take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 24.7 kB

  • Original 29.7 kB
  • After minification 18.3 kB
  • After compression 4.9 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 11.4 kB, which is 38% 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 24.7 kB or 83% of the original size.

Image Optimization

-37%

Potential reduce by 353 B

  • Original 958 B
  • After minification 605 B

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, Cenews needs image optimization as it can save up to 353 B or 37% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-73%

Potential reduce by 808.8 kB

  • Original 1.1 MB
  • After minification 1.1 MB
  • After compression 301.8 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 808.8 kB or 73% of the original size.

CSS Optimization

-74%

Potential reduce by 286.4 kB

  • Original 387.3 kB
  • After minification 368.6 kB
  • After compression 101.0 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. Cenews.com.cn needs all CSS files to be minified and compressed as it can save up to 286.4 kB or 74% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (73%)

Requests Now

22

After Optimization

6

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cenews. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

cenews.com.cn

cenews.com.cn

1705 ms

index.css

index.css

1655 ms

swiper.min.css

swiper.min.css

626 ms

iconfont.css

iconfont.css

1244 ms

common.css

common.css

627 ms

index.css

index.css

686 ms

polyfill.min.js

polyfill.min.js

923 ms

jquery-3.6.0.min.js

jquery-3.6.0.min.js

1025 ms

vue-2.5.2.min.js

vue-2.5.2.min.js

1028 ms

index.min.js

index.min.js

3450 ms

swiper.min.js

swiper.min.js

2072 ms

axios-0.16.2.min.js

axios-0.16.2.min.js

1224 ms

config.js

config.js

1232 ms

commonTpl.js

commonTpl.js

1858 ms

index.js

index.js

1497 ms

loading.png

loading.png

207 ms

md5.js

md5.js

236 ms

hm.js

hm.js

1163 ms

z_stat.php

z_stat.php

810 ms

stat.htm

stat.htm

968 ms

c.js

c.js

479 ms

hm.gif

hm.gif

293 ms

pic1.gif

pic1.gif

857 ms

Accessibility Review

cenews.com.cn accessibility score

75

Accessibility Issues

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

cenews.com.cn best practices score

67

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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

cenews.com.cn SEO score

58

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

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cenews.com.cn can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Cenews.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

cenews.com.cn

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