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Report Summary

About Website

Click here to check amazing Channel 7 content. Otherwise, check out these important facts you probably never knew about channel7.cn

腾讯云域名注册, 腾讯云旗下品牌。腾讯云域名注册是中国领先的域名注册服务提供商, 并提供云主机、网站建设等网络服务。

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name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

26/100

10%

LCP (Largest Contentful Paint)

Value3.9 s

53/100

25%

SI (Speed Index)

Value5.8 s

49/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.9 s

89/100

10%

channel7.cn

6038 ms

bootstrap.min.css

13555 ms

font-awesome.min.css

5058 ms

main.css

6815 ms

share.css

6643 ms

Our browser made a total of 56 requests to load all elements on the main page. We found that 55% of them (31 requests) were addressed to the original Channel7.cn, 14% (8 requests) were made to Cpro.baidustatic.com and 13% (7 requests) were made to Pos.baidu.com. The less responsive or slowest element that took the longest time to load (17 sec) belongs to the original domain Channel7.cn.

Content Size

536.2 kB

After Optimization

180.5 kB

In fact, the total size of Channel7.cn main page is 536.2 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. 30% of websites need less resources to load. Javascripts take 403.9 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 65.4 kB

Original 86.2 kB
After minification 81.4 kB
After compression 20.8 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 65.4 kB or 76% of the original size.

Image Optimization

-11%

Potential reduce by 2.2 kB

Original 19.6 kB
After minification 17.5 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, Channel 7 needs image optimization as it can save up to 2.2 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-66%

Potential reduce by 267.3 kB

Original 403.9 kB
After minification 394.7 kB
After compression 136.5 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 267.3 kB or 66% of the original size.

CSS Optimization

-78%

Potential reduce by 20.7 kB

Original 26.5 kB
After minification 25.7 kB
After compression 5.8 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. Channel7.cn needs all CSS files to be minified and compressed as it can save up to 20.7 kB or 78% of the original size.

Requests Now

After Optimization

The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Channel 7. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

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

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

High

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

These items highlight common accessibility best practices.

High

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

Search Engine Optimization Advices

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/).

High

Document uses legible font sizes

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 Channel7.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 Channel7.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

channel7.cn

Open Graph description is not detected on the main page of Channel 7. 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

温馨提示

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)