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chineseskill.com screenshot

Report Summary

  • 38

    Performance

    Renders faster than
    57% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

chineseskill.com

Fun Chinese Mandarin Lessons for Everyone - ChineseSkill

Page Load Speed

646 ms in total

First Response

38 ms

Resources Loaded

536 ms

Page Rendered

72 ms

chineseskill.com screenshot

About Website

Welcome to chineseskill.com homepage info - get ready to check Chinese Skill best content right away, or after learning these important things about chineseskill.com

ChineseSkill apps help you learn Chinese Mandarin from zero for free. Interactive, structured and thorough, ChineseSkill combines the fun of games and depth of textbooks into one app so you can learn ...

Visit chineseskill.com

Key Findings

We analyzed Chineseskill.com page load time and found that the first response time was 38 ms and then it took 608 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.

Performance Metrics

chineseskill.com performance score

38

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

53/100

10%

LCP (Largest Contentful Paint)

Value8.6 s

1/100

25%

SI (Speed Index)

Value2.9 s

95/100

10%

TBT (Total Blocking Time)

Value1,400 ms

16/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value8.8 s

35/100

10%

Network Requests Diagram

chineseskill.com

38 ms

chineseskill.com

27 ms

js

76 ms

index.css

213 ms

vue.min.js

225 ms

Our browser made a total of 17 requests to load all elements on the main page. We found that 18% of them (3 requests) were addressed to the original Chineseskill.com, 35% (6 requests) were made to Cdnjs.cloudflare.com and 35% (6 requests) were made to Cdn.jsdelivr.net. The less responsive or slowest element that took the longest time to load (422 ms) relates to the external source Cdnjs.cloudflare.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.0 kB (0%)

Content Size

454.4 kB

After Optimization

452.4 kB

  • HTML
  • JavaScript

In fact, the total size of Chineseskill.com main page is 454.4 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. 20% of websites need less resources to load. Javascripts take 451.3 kB which makes up the majority of the site volume.

HTML Optimization

-62%

Potential reduce by 2.0 kB

  • Original 3.2 kB
  • After minification 3.2 kB
  • After compression 1.2 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 2.0 kB or 62% of the original size.

JavaScript Optimization

-0%

Potential reduce by 28 B

  • Original 451.3 kB
  • After minification 451.3 kB
  • After compression 451.2 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 13 (87%)

Requests Now

15

After Optimization

2

  • JavaScript
  • CSS

The browser has sent 15 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chinese Skill. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

chineseskill.com

chineseskill.com

38 ms

chineseskill.com

chineseskill.com

27 ms

js

js

76 ms

index.css

index.css

213 ms

vue.min.js

vue.min.js

225 ms

vue-i18n.min.js

vue-i18n.min.js

234 ms

vue-router.min.js

vue-router.min.js

23 ms

vuex.min.js

vuex.min.js

26 ms

localforage.min.js

localforage.min.js

28 ms

axios.min.js

axios.min.js

30 ms

recorder.min.js

recorder.min.js

39 ms

nprogress.min.js

nprogress.min.js

231 ms

jquery.min.js

jquery.min.js

241 ms

jquery.scrollTo.min.js

jquery.scrollTo.min.js

28 ms

echarts.common.min.js

echarts.common.min.js

422 ms

decimal.min.js

decimal.min.js

115 ms

build.js

build.js

22 ms

Accessibility Review

chineseskill.com accessibility score

66

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

button, link, and menuitem elements do not have accessible names.

High

[aria-*] attributes do not have valid values

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

chineseskill.com best practices score

83

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

Missing source maps for large first-party JavaScript

SEO Factors

chineseskill.com SEO score

85

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

robots.txt is not valid

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

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

chineseskill.com

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