48 sec in total
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Click here to check amazing Is Ccnu content for China. Otherwise, check out these important facts you probably never knew about is.ccnu.edu.cn
Why study in Central China Normal University(ccnu2)? Get to know the university in details on CISS (China International Student Service), which provides timely and accurate information of China univer...
Visit is.ccnu.edu.cnWe analyzed Is.ccnu.edu.cn page load time and found that the first response time was 1.1 sec and then it took 46.9 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. Unfortunately, there were 2 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
is.ccnu.edu.cn performance score
name
value
score
weighting
Value2.4 s
69/100
10%
Value17.5 s
0/100
25%
Value7.0 s
32/100
10%
Value80 ms
99/100
30%
Value0.01
100/100
15%
Value18.4 s
3/100
10%
1107 ms
259 ms
517 ms
512 ms
523 ms
Our browser made a total of 74 requests to load all elements on the main page. We found that 92% of them (68 requests) were addressed to the original Is.ccnu.edu.cn, 4% (3 requests) were made to Hm.baidu.com and 1% (1 request) were made to Quote.51.la. The less responsive or slowest element that took the longest time to load (20.2 sec) belongs to the original domain Is.ccnu.edu.cn.
Page size can be reduced by 2.8 MB (52%)
5.3 MB
2.5 MB
In fact, the total size of Is.ccnu.edu.cn main page is 5.3 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. 30% of websites need less resources to load. Images take 5.1 MB which makes up the majority of the site volume.
Potential reduce by 33.7 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 11.9 kB, which is 29% 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 33.7 kB or 81% of the original size.
Potential reduce by 2.7 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. Obviously, Is Ccnu needs image optimization as it can save up to 2.7 MB or 53% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 15.2 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 15.2 kB or 14% of the original size.
Potential reduce by 3.8 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. Is.ccnu.edu.cn needs all CSS files to be minified and compressed as it can save up to 3.8 kB or 24% of the original size.
Number of requests can be reduced by 41 (61%)
67
26
The browser has sent 67 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Is Ccnu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.
is.ccnu.edu.cn
1107 ms
reset.css
259 ms
common.css
517 ms
common_site.css
512 ms
main.css
523 ms
index.css
526 ms
ccnu.css
539 ms
jquery-1.7.1.min.js
838 ms
effect.js
765 ms
red_ccnu2.css
772 ms
_sitegray_d.css
778 ms
_sitegray.js
789 ms
index.vsb.css
811 ms
counter.js
1017 ms
engine.js
1091 ms
util.js
1091 ms
NewsSearchDWR.js
1099 ms
vsb_news_search.js
1100 ms
vsb_news_search_entry.js
1111 ms
language.js
1272 ms
base64.js
1299 ms
formfunc.js
1302 ms
dynclicks.js
1315 ms
openlink.js
1411 ms
mp4video.js
1402 ms
quote.51.la
1096 ms
jquery-latest.min.js
1787 ms
jquery.qrcode.js
1556 ms
qrcode.js
20194 ms
17742985.js
1567 ms
sumnumber.js
1594 ms
ccnu-logo.png
812 ms
mobile.png
812 ms
share.png
834 ms
u136.png
1013 ms
chn.gif
1033 ms
kor.gif
1066 ms
vie.gif
1099 ms
jpn.gif
1265 ms
u126.png
1289 ms
rus.gif
1301 ms
ina.gif
1342 ms
fra.gif
1489 ms
esp.gif
1516 ms
por.gif
1564 ms
kaz.gif
1600 ms
u126.png
1756 ms
banner04.jpg
2761 ms
banner02.jpg
3348 ms
banner03.jpg
3921 ms
images
1866 ms
banner04_s.jpg
2017 ms
banner02_s.jpg
2386 ms
banner03_s.jpg
2296 ms
banner01_s.jpg
2561 ms
new_line.png
2480 ms
ccnu-gate.jpg
2665 ms
why_line.png
2716 ms
why-ccnu.jpg
3213 ms
popular-programs.jpg
4774 ms
guige_img.jpg
4214 ms
service.jpg
3242 ms
sch.png
3299 ms
help.png
3463 ms
bg_left.png
3301 ms
bg_right.png
3409 ms
gif-list-all.gif
3476 ms
bg-shadow3.gif
3521 ms
2575 ms
h.js
445 ms
h.js
1445 ms
21.gif
1780 ms
hm.gif
313 ms
go.asp
19998 ms
is.ccnu.edu.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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
<input type="image"> elements do not have [alt] text
Form elements do not have associated labels
Links do not have a discernible name
is.ccnu.edu.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
Browser errors were logged to the console
is.ccnu.edu.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
EN
N/A
N/A
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Is.ccnu.edu.cn 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 Is.ccnu.edu.cn main page’s claimed encoding is . 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.
is.ccnu.edu.cn
Open Graph description is not detected on the main page of Is Ccnu. 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: