Report Summary

  • 9

    Performance

    Renders faster than
    23% of other websites

  • 59

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

yunjiance.com

阿里云万网虚机IP访问报错提示

Page Load Speed

47.7 sec in total

First Response

1.2 sec

Resources Loaded

46 sec

Page Rendered

479 ms

yunjiance.com screenshot

About Website

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Key Findings

We analyzed Yunjiance.com page load time and found that the first response time was 1.2 sec and then it took 46.5 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 3 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

yunjiance.com performance score

9

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.3 s

0/100

10%

LCP (Largest Contentful Paint)

Value17.4 s

0/100

25%

SI (Speed Index)

Value19.2 s

0/100

10%

TBT (Total Blocking Time)

Value12,700 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.215

58/100

15%

TTI (Time to Interactive)

Value27.5 s

0/100

10%

Network Requests Diagram

yunjiance.com

1192 ms

www.yunjiance.com

16762 ms

outter-global.css

19959 ms

sea.js

4630 ms

logo1.png

5069 ms

Our browser made a total of 18 requests to load all elements on the main page. We found that 39% of them (7 requests) were addressed to the original Yunjiance.com, 56% (10 requests) were made to Bdimg.share.baidu.com and 6% (1 request) were made to Statics.dnspod.cn. The less responsive or slowest element that took the longest time to load (20 sec) belongs to the original domain Yunjiance.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 54.9 kB (35%)

Content Size

157.8 kB

After Optimization

102.9 kB

In fact, the total size of Yunjiance.com main page is 157.8 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. Only 10% of websites need less resources to load. Javascripts take 69.7 kB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 22.3 kB

  • Original 31.9 kB
  • After minification 29.5 kB
  • After compression 9.6 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 22.3 kB or 70% of the original size.

Image Optimization

-25%

Potential reduce by 13.9 kB

  • Original 55.3 kB
  • After minification 41.4 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, Yunjiance needs image optimization as it can save up to 13.9 kB 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

-27%

Potential reduce by 18.7 kB

  • Original 69.7 kB
  • After minification 69.7 kB
  • After compression 51.0 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 18.7 kB or 27% of the original size.

CSS Optimization

-1%

Potential reduce by 11 B

  • Original 831 B
  • After minification 831 B
  • After compression 820 B

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. Yunjiance.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 8 (67%)

Requests Now

12

After Optimization

4

The browser has sent 12 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Yunjiance. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

yunjiance.com accessibility score

59

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.

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

yunjiance.com best practices score

75

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

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

yunjiance.com SEO score

83

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    ZH

  • Encoding

    UTF-8

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

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