Access cdyee.com. 尚一网

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

45/100

10%

LCP (Largest Contentful Paint)

Value7.5 s

4/100

25%

SI (Speed Index)

Value6.6 s

38/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value3.8 s

90/100

10%

cdyee.com

981 ms

global.css

899 ms

index.css

1135 ms

jquery-1-11-1-min.js

1554 ms

swiper.css

1366 ms

Our browser made a total of 55 requests to load all elements on the main page. We found that 96% of them (53 requests) were addressed to the original Cdyee.com, 4% (2 requests) were made to Res.mps.cdyee.com. The less responsive or slowest element that took the longest time to load (2.9 sec) belongs to the original domain Cdyee.com.

Content Size

10.3 MB

After Optimization

7.6 MB

In fact, the total size of Cdyee.com main page is 10.3 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. 20% of websites need less resources to load. Images take 10.0 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 47.0 kB

Original 56.6 kB
After minification 42.6 kB
After compression 9.5 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. This page needs HTML code to be minified as it can gain 13.9 kB, which is 25% 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 47.0 kB or 83% of the original size.

Image Optimization

-25%

Potential reduce by 2.5 MB

Original 10.0 MB
After minification 7.6 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, Cdyee needs image optimization as it can save up to 2.5 MB or 25% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-70%

Potential reduce by 135.7 kB

Original 193.0 kB
After minification 192.8 kB
After compression 57.3 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 135.7 kB or 70% of the original size.

CSS Optimization

-85%

Potential reduce by 26.5 kB

Original 31.3 kB
After minification 25.0 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. Cdyee.com needs all CSS files to be minified and compressed as it can save up to 26.5 kB or 85% of the original size.

Requests Now

After Optimization

The browser has sent 53 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cdyee. According to our analytics all requests are already optimized.

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 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

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

High

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

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

Low

Detected JavaScript libraries

High

Page has valid source maps

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

Language and Encoding

Language Detected

ZH
Language Claimed

EN
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cdyee.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it does not match the claimed English language. Our system also found out that Cdyee.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

cdyee.com

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

尚一网

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

cdyee.com

global.css

index.css

jquery-1-11-1-min.js

swiper.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

cdyee.com

global.css

index.css

jquery-1-11-1-min.js

swiper.css

swiper.js

count_down.js

count_down.js

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cdyee_logo.jpg

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