Access cbfau.com. CBF聚焦网_外媒看中国|时政热点|时政新闻

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

85/100

10%

LCP (Largest Contentful Paint)

Value2.5 s

90/100

25%

SI (Speed Index)

Value7.1 s

31/100

10%

TBT (Total Blocking Time)

Value60 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.9 s

96/100

10%

cbfau.com

2795 ms

hm.js

427 ms

index.css

660 ms

lunbo.css

668 ms

style.css

906 ms

Our browser made a total of 53 requests to load all elements on the main page. We found that 92% of them (49 requests) were addressed to the original Cbfau.com, 6% (3 requests) were made to Hm.baidu.com and 2% (1 request) were made to Push.zhanzhang.baidu.com. The less responsive or slowest element that took the longest time to load (10.3 sec) belongs to the original domain Cbfau.com.

Content Size

4.7 MB

After Optimization

4.5 MB

In fact, the total size of Cbfau.com main page is 4.7 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. 35% of websites need less resources to load. Images take 4.6 MB which makes up the majority of the site volume.

HTML Optimization

-52%

Potential reduce by 26.6 kB

Original 51.1 kB
After minification 48.0 kB
After compression 24.5 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 26.6 kB or 52% of the original size.

Image Optimization

-4%

Potential reduce by 171.0 kB

Original 4.6 MB
After minification 4.4 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. Cbfau images are well optimized though.

JavaScript Optimization

-21%

Potential reduce by 15.7 kB

Original 73.1 kB
After minification 73.1 kB
After compression 57.4 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 15.7 kB or 21% of the original size.

CSS Optimization

-30%

Potential reduce by 1.8 kB

Original 5.9 kB
After minification 5.9 kB
After compression 4.1 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. Cbfau.com needs all CSS files to be minified and compressed as it can save up to 1.8 kB or 30% of the original size.

Requests Now

After Optimization

The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cbfau. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts 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 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.

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

Search Engine Optimization Advices

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

High

Links are not crawlable

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

High

Image elements do not have [alt] attributes

High

Document uses plugins

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

High

Tap targets are not sized appropriately

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 Cbfau.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 Cbfau.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

cbfau.com

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

CBF聚焦网_外媒看中国|时政热点|时政新闻_中国经贸聚焦

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)

Network Requests Diagram

cbfau.com

hm.js

index.css

lunbo.css

style.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

cbfau.com

hm.js

index.css

lunbo.css

style.css

jquery-1.4.2.min.js

animate-bg.js

prototype.js

ImageSlide.js

scripts.js

hm.js

hm.gif

push.js

faa3a65ad976760ee7c800dc1501152e.jpeg

noise.png

1449129467000.gif

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20201224164946.jpg

20201224164926.jpg

cbfad.jpg

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icon-video.png

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1447388922000.png

1548922723000.jpg

zwyxad.jpg

jobad.jpg

nopic-index.jpg

tag.jpg

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1509355077000.jpg

top10.gif

line.jpg

footer.png

4e7bd244553ba78415b12e8ba17193fd.jpeg

de779022a516c041f8fe65c907e09a90.jpeg

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