Tools & Wizards About Us
sesamestreetenglishchina.com screenshot

Report Summary

  • 39

    Performance

    Renders faster than
    59% of other websites

  • 43

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 81

    SEO

    Google-friendlier than
    43% of websites

sesamestreetenglishchina.com

芝麻街英语|源自美国《芝麻街》3-12岁高端少儿英语教育品牌

Page Load Speed

26.5 sec in total

First Response

2.8 sec

Resources Loaded

23.4 sec

Page Rendered

337 ms

sesamestreetenglishchina.com screenshot

About Website

Welcome to sesamestreetenglishchina.com homepage info - get ready to check Sesamestreetenglishchina best content for China right away, or after learning these important things about sesamestreetenglishchina.com

芝麻街英语（Sesame Street English）是美国非营利性机构芝麻街工作室（Sesame Workshop）旗下的3-12岁儿童品格塑造素质教育课程。其课程设计与芝麻街在全球的教育理念一脉相承，为儿童健康成长提供所需的丰富的英语语言知识、必要技能，并有助于儿童美好品格的培养。

Visit sesamestreetenglishchina.com

Key Findings

We analyzed Sesamestreetenglishchina.com page load time and found that the first response time was 2.8 sec and then it took 23.8 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.

Performance Metrics

sesamestreetenglishchina.com performance score

39

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.6 s

5/100

10%

LCP (Largest Contentful Paint)

Value16.3 s

0/100

25%

SI (Speed Index)

Value10.8 s

6/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.275

44/100

15%

TTI (Time to Interactive)

Value13.1 s

12/100

10%

Network Requests Diagram

sesamestreetenglishchina.com

2772 ms

common.css

876 ms

style.css

2960 ms

jquery-1.3.2.min.js

9551 ms

jquery.js

9959 ms

Our browser made a total of 36 requests to load all elements on the main page. We found that 72% of them (26 requests) were addressed to the original Sesamestreetenglishchina.com, 8% (3 requests) were made to Static.soperson.com and 3% (1 request) were made to Lead.soperson.com. The less responsive or slowest element that took the longest time to load (11.1 sec) belongs to the original domain Sesamestreetenglishchina.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 418.0 kB (35%)

Content Size

1.2 MB

After Optimization

790.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sesamestreetenglishchina.com main page is 1.2 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 932.3 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 10.3 kB

  • Original 14.6 kB
  • After minification 12.4 kB
  • After compression 4.3 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 2.2 kB, which is 15% 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 10.3 kB or 71% of the original size.

Image Optimization

-25%

Potential reduce by 231.2 kB

  • Original 932.3 kB
  • After minification 701.1 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, Sesamestreetenglishchina needs image optimization as it can save up to 231.2 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

-66%

Potential reduce by 146.6 kB

  • Original 223.6 kB
  • After minification 222.7 kB
  • After compression 77.0 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 146.6 kB or 66% of the original size.

CSS Optimization

-78%

Potential reduce by 29.9 kB

  • Original 38.1 kB
  • After minification 34.3 kB
  • After compression 8.2 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. Sesamestreetenglishchina.com needs all CSS files to be minified and compressed as it can save up to 29.9 kB or 78% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (19%)

Requests Now

32

After Optimization

26

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sesamestreetenglishchina. 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.

Network Requests Diagram

sesamestreetenglishchina.com

sesamestreetenglishchina.com

2772 ms

common.css

common.css

876 ms

style.css

style.css

2960 ms

jquery-1.3.2.min.js

jquery-1.3.2.min.js

9551 ms

jquery.js

jquery.js

9959 ms

coin-slider.min.js

coin-slider.min.js

1360 ms

zmj.my.js

zmj.my.js

1744 ms

user1.js

user1.js

1807 ms

10057246.js

10057246.js

751 ms

logo.png

logo.png

2795 ms

descript.png

descript.png

1203 ms

bo-0.png

bo-0.png

2683 ms

telephone.png

telephone.png

510 ms

20160405111415_59548.jpg

20160405111415_59548.jpg

6687 ms

2015121718123188.jpg

2015121718123188.jpg

5442 ms

2015090112361129.jpg

2015090112361129.jpg

5770 ms

text.png

text.png

2760 ms

home-title.jpg

home-title.jpg

5910 ms

s2014031921264037.png

s2014031921264037.png

8253 ms

s2014031921254981.png

s2014031921254981.png

7465 ms

s2014031921242592.png

s2014031921242592.png

9502 ms

s2014031921223912.png

s2014031921223912.png

11093 ms

wx.png

wx.png

6951 ms

wb.png

wb.png

7039 ms

talk99.css

talk99.css

678 ms

talk99.js

talk99.js

1031 ms

adc6b8a553a0407294d9e7f78eed2eb1.png

adc6b8a553a0407294d9e7f78eed2eb1.png

8484 ms

icons.png

icons.png

6949 ms

s.gif

s.gif

351 ms

h.js

h.js

2283 ms

z_stat.php

z_stat.php

2706 ms

stat.htm

stat.htm

248 ms

core.php

core.php

3154 ms

info.php

info.php

417 ms

backtop.png

backtop.png

1016 ms

s

s

1431 ms

Accessibility Review

sesamestreetenglishchina.com accessibility score

43

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

sesamestreetenglishchina.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

SEO Factors

sesamestreetenglishchina.com SEO score

81

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

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 Sesamestreetenglishchina.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 Sesamestreetenglishchina.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

sesamestreetenglishchina.com

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