Report Summary

  • 30

    Performance

    Renders faster than
    50% of other websites

  • 59

    Accessibility

    Visual factors better than
    that of 35% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    47% of websites

  • 83

    SEO

    Google-friendlier than
    54% of websites

leishen.cn

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Page Load Speed

59.2 sec in total

First Response

4.4 sec

Resources Loaded

54.2 sec

Page Rendered

564 ms

leishen.cn screenshot

About Website

Welcome to leishen.cn homepage info - get ready to check Leishen best content for China right away, or after learning these important things about leishen.cn

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Key Findings

We analyzed Leishen.cn page load time and found that the first response time was 4.4 sec and then it took 54.8 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there were 31 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

leishen.cn performance score

30

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.6 s

0/100

10%

LCP (Largest Contentful Paint)

Value19.4 s

0/100

25%

SI (Speed Index)

Value18.5 s

0/100

10%

TBT (Total Blocking Time)

Value440 ms

64/100

30%

CLS (Cumulative Layout Shift)

Value0.216

57/100

15%

TTI (Time to Interactive)

Value10.8 s

22/100

10%

Network Requests Diagram

leishen.cn

4398 ms

www.leishen.cn

4349 ms

style.css

2083 ms

index.css

1027 ms

common.js

4674 ms

Our browser made a total of 124 requests to load all elements on the main page. We found that 68% of them (84 requests) were addressed to the original Leishen.cn, 13% (16 requests) were made to Static.leishen.cn and 3% (4 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (20.3 sec) belongs to the original domain Leishen.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 595.3 kB (39%)

Content Size

1.5 MB

After Optimization

948.0 kB

In fact, the total size of Leishen.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. 35% of websites need less resources to load. Images take 910.6 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 104.6 kB

  • Original 121.6 kB
  • After minification 71.6 kB
  • After compression 17.0 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 50.0 kB, which is 41% 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 104.6 kB or 86% of the original size.

Image Optimization

-16%

Potential reduce by 142.3 kB

  • Original 910.6 kB
  • After minification 768.3 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, Leishen needs image optimization as it can save up to 142.3 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-68%

Potential reduce by 290.7 kB

  • Original 426.7 kB
  • After minification 372.1 kB
  • After compression 136.0 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 290.7 kB or 68% of the original size.

CSS Optimization

-68%

Potential reduce by 57.7 kB

  • Original 84.4 kB
  • After minification 76.2 kB
  • After compression 26.7 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. Leishen.cn needs all CSS files to be minified and compressed as it can save up to 57.7 kB or 68% of the original size.

Requests Breakdown

Number of requests can be reduced by 32 (36%)

Requests Now

90

After Optimization

58

The browser has sent 90 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Leishen. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 25 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

leishen.cn 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.

Internationalization and localization

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

Impact

Issue

High

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

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

leishen.cn 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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

leishen.cn SEO score

83

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

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

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 Leishen.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 Leishen.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

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