Access teachcn.com. Jobs in China(Teach In China) - offer you a wider job opportunity in China!

teachcn.com screenshot

54

Performance

Renders faster than
71% of other websites
39

Accessibility

Visual factors better than
that of 19% of websites
42

Best Practices

More advanced features
available than in
19% of websites
67

SEO

Google-friendlier than
26% of websites

First Response

1.3 sec

Resources Loaded

40.4 sec

Page Rendered

702 ms

teachcn.com screenshot

About Website

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

teachcn,teacher,jobs in china,job,china

Visit teachcn.com

Key Findings

We analyzed Teachcn.com page load time and found that the first response time was 1.3 sec and then it took 41.1 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.

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

67/100

10%

LCP (Largest Contentful Paint)

Value16.4 s

0/100

25%

SI (Speed Index)

Value9.7 s

11/100

10%

TBT (Total Blocking Time)

Value90 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.037

100/100

15%

TTI (Time to Interactive)

Value12.9 s

13/100

10%

teachcn.com

1258 ms

jquery-1.2.2.pack.js

281 ms

facebox.css

134 ms

facebox.js

3058 ms

flowpic.js

3056 ms

Our browser made a total of 216 requests to load all elements on the main page. We found that 93% of them (201 requests) were addressed to the original Teachcn.com, 2% (5 requests) were made to Study-in-china.org and 2% (5 requests) were made to Www4.53kf.com. The less responsive or slowest element that took the longest time to load (19.8 sec) belongs to the original domain Teachcn.com.

Content Size

2.6 MB

After Optimization

2.2 MB

In fact, the total size of Teachcn.com main page is 2.6 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. 50% of websites need less resources to load. Images take 2.3 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 99.7 kB

Original 120.3 kB
After minification 99.2 kB
After compression 20.6 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. This page needs HTML code to be minified as it can gain 21.1 kB, which is 18% 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 99.7 kB or 83% of the original size.

Image Optimization

-9%

Potential reduce by 216.5 kB

Original 2.3 MB
After minification 2.1 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. Teach Cn images are well optimized though.

JavaScript Optimization

-56%

Potential reduce by 80.3 kB

Original 144.5 kB
After minification 138.0 kB
After compression 64.2 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 80.3 kB or 56% of the original size.

CSS Optimization

-73%

Potential reduce by 8.1 kB

Original 11.2 kB
After minification 8.4 kB
After compression 3.1 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. Teachcn.com needs all CSS files to be minified and compressed as it can save up to 8.1 kB or 73% of the original size.

Requests Now

212

After Optimization

174

The browser has sent 212 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Teach Cn. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

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 interpretation of your content by users in different locales.

High

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

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

<input type="image"> elements do not have [alt] text

High

Form elements do not have associated labels

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>).

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

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

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

EN
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Teachcn.com can be misinterpreted by Google and other search engines. Our service has detected that English 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 Teachcn.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

teachcn.com

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