16.3 sec in total
1.5 sec
14.5 sec
306 ms
Click here to check amazing Cnedu content for China. Otherwise, check out these important facts you probably never knew about cnedu.cn
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Visit cnedu.cnWe analyzed Cnedu.cn page load time and found that the first response time was 1.5 sec and then it took 14.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
cnedu.cn performance score
name
value
score
weighting
Value1.5 s
96/100
10%
Value4.3 s
41/100
25%
Value6.1 s
45/100
10%
Value70 ms
99/100
30%
Value0.008
100/100
15%
Value3.6 s
91/100
10%
1514 ms
2602 ms
1530 ms
1025 ms
2596 ms
Our browser made a total of 63 requests to load all elements on the main page. We found that 63% of them (40 requests) were addressed to the original Cnedu.cn, 16% (10 requests) were made to Bdimg.share.baidu.com and 3% (2 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (6.7 sec) belongs to the original domain Cnedu.cn.
Page size can be reduced by 166.0 kB (42%)
393.9 kB
227.9 kB
In fact, the total size of Cnedu.cn main page is 393.9 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. Images take 157.5 kB which makes up the majority of the site volume.
Potential reduce by 30.5 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 30.5 kB or 74% of the original size.
Potential reduce by 18.5 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, Cnedu needs image optimization as it can save up to 18.5 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 31.0 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 31.0 kB or 35% of the original size.
Potential reduce by 85.9 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. Cnedu.cn needs all CSS files to be minified and compressed as it can save up to 85.9 kB or 80% of the original size.
Number of requests can be reduced by 20 (33%)
60
40
The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cnedu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and as a result speed up the page load time.
cnedu.cn
1514 ms
www.cnedu.cn
2602 ms
index-min.css
1530 ms
judgeBrowers.js
1025 ms
jquery-1.4.2.min.js
2596 ms
head_champion_new1000.js
1042 ms
idx-caurse-nav.js
1021 ms
c.php
544 ms
poster.js
2335 ms
visit.js
1148 ms
uuid.js
539 ms
jquery.SuperSlide.js
1020 ms
zxkf.js
1038 ms
index2015.js
1079 ms
biaoshi.gif
2092 ms
topEwm.png
4068 ms
zb-tit.png
629 ms
xyxs-icon.png
2102 ms
ewm-kyw.jpg
621 ms
jgzlg.jpg
1213 ms
itrustcn.gif
1178 ms
cnnic.gif
1282 ms
head_champion_new1000.htm
1719 ms
h.js
1367 ms
logo.png
533 ms
sprites.png
1626 ms
hm.gif
1261 ms
_blank
9 ms
li67a3e2edc0bf4af7b1683107c240ae34.png
2092 ms
li906b2583e0e046a39a8e5728b08d4591.jpg
4828 ms
li25e68c7d91d9478490d92447b8fad9b9.jpg
4884 ms
re117fab816ff949bc93f4c322a019f315.jpg
3331 ms
419.htm
2662 ms
line-align.png
2548 ms
vl-bg.png
3080 ms
btm-top-bg.jpg
3122 ms
stat.htm
283 ms
core.php
601 ms
2147 ms
top1.gif
4876 ms
top2.jpg
3524 ms
1.gif
3588 ms
2.gif
6685 ms
share.js
918 ms
verifyLogin.shtm
1561 ms
cdelbg.gif
3871 ms
top.gif
5722 ms
slide_api.js
315 ms
slide_view.js
619 ms
tangram.js
2708 ms
api_base.js
604 ms
view_base.js
423 ms
index.php
2172 ms
index-min.css
2569 ms
jquery.pack.js
3035 ms
li41e81f48b15f4623bf40566c983b3497.jpg
3711 ms
logger.js
323 ms
slide_share.css
367 ms
r0.gif
305 ms
icons_0_16.png
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rec-dot.png
706 ms
verifyLogin.shtm
529 ms
index.php
582 ms
cnedu.cn 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
Image elements do not have [alt] attributes
Links do not have a discernible name
cnedu.cn 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
cnedu.cn SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Image elements do not have [alt] attributes
ZH
N/A
GB2312
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cnedu.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 Cnedu.cn main page’s claimed encoding is gb2312. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
cnedu.cn
Open Graph description is not detected on the main page of Cnedu. 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: