12.7 sec in total
790 ms
11.2 sec
724 ms
Visit chinesemooc.org now to see the best up-to-date Chinesemooc content for China and also check out these interesting facts you probably never knew about chinesemooc.org
Visit chinesemooc.orgWe analyzed Chinesemooc.org page load time and found that the first response time was 790 ms and then it took 11.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
chinesemooc.org performance score
name
value
score
weighting
Value3.8 s
27/100
10%
Value8.5 s
2/100
25%
Value7.5 s
26/100
10%
Value120 ms
97/100
30%
Value0.097
90/100
15%
Value11.7 s
17/100
10%
790 ms
820 ms
4161 ms
4571 ms
4353 ms
Our browser made a total of 67 requests to load all elements on the main page. We found that 4% of them (3 requests) were addressed to the original Chinesemooc.org, 69% (46 requests) were made to Img.chinesemooc.org and 24% (16 requests) were made to I1.chinesemooc.org. The less responsive or slowest element that took the longest time to load (8.1 sec) relates to the external source Img.chinesemooc.org.
Page size can be reduced by 502.3 kB (18%)
2.8 MB
2.3 MB
In fact, the total size of Chinesemooc.org main page is 2.8 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 2.4 MB which makes up the majority of the site volume.
Potential reduce by 57.1 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 18.5 kB, which is 26% 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 57.1 kB or 82% of the original size.
Potential reduce by 220.3 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. Chinesemooc images are well optimized though.
Potential reduce by 122.4 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 122.4 kB or 68% of the original size.
Potential reduce by 102.5 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. Chinesemooc.org needs all CSS files to be minified and compressed as it can save up to 102.5 kB or 83% of the original size.
Number of requests can be reduced by 16 (25%)
65
49
The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chinesemooc. 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 8 to 1 for CSS and as a result speed up the page load time.
chinesemooc.org
790 ms
www.chinesemooc.org
820 ms
common.css
4161 ms
register.css
4571 ms
login.css
4353 ms
jquery-1.11.2.min.js
4197 ms
endOfTerm.css
4320 ms
slick.css
4178 ms
index.css
5238 ms
esl_etpl_0.0.1.js
4879 ms
tipso.min.css
4837 ms
common.js
4802 ms
mask.css
5661 ms
check.js
5140 ms
jquery.lazyload.min.js
5661 ms
slick.min.js
5662 ms
index.js
5709 ms
teacher_list.js
5749 ms
course_dynamic_list.js
8109 ms
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2966 ms
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4210 ms
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3956 ms
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4230 ms
header-logo6.png
1633 ms
header-icon-search-white.png
785 ms
header-icon-search-red.png
829 ms
header-logo7.png
1898 ms
header-icon-search.png
1079 ms
home-banner-nav-icon1.png
1519 ms
home-banner-nav-icon2.png
1537 ms
home-banner-nav-icon3.png
1490 ms
home-banner-nav-icon4.png
2360 ms
home-section-tit1.png
1805 ms
course-favicon.png
2089 ms
course-certi-new.png
1963 ms
course-fans.png
3258 ms
course-coms.png
2228 ms
home-section-tit3.png
2379 ms
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2742 ms
home-section-tit5.png
2700 ms
PKUlogo290X290.jpg
2864 ms
Taiwanlogo290X290.jpg
2866 ms
Null.jpg
3039 ms
UnNamedlogo290X290.jpg
2984 ms
header-logo.png
3029 ms
footer-sns-wx.png
3159 ms
huawen.jpg
3467 ms
footer-sns-wb.png
3663 ms
find_pass.png
3630 ms
hm.js
549 ms
login-xx.png
3165 ms
hm.gif
269 ms
get_feed_list.php
516 ms
ajax-loader.gif
815 ms
teacher-tag.png
263 ms
chinesemooc.org accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
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
<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
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
chinesemooc.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
chinesemooc.org SEO score
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
Document uses legible font sizes
ZH
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Chinesemooc.org 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 Chinesemooc.org 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.
chinesemooc.org
Open Graph description is not detected on the main page of Chinesemooc. 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: