Tools & Wizards About Us
is.ccnu.edu.cn screenshot

Report Summary

  • 54

    Performance

    Renders faster than
    71% of other websites

  • 43

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 42

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 58

    SEO

    Google-friendlier than
    21% of websites

is.ccnu.edu.cn

Central China Normal University, online International student recruitment platform of Central China

Page Load Speed

44.7 sec in total

First Response

1.8 sec

Resources Loaded

42.7 sec

Page Rendered

254 ms

is.ccnu.edu.cn screenshot

About Website

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.cn

Key Findings

We analyzed Is.ccnu.edu.cn page load time and found that the first response time was 1.8 sec and then it took 42.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% 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.

Performance Metrics

is.ccnu.edu.cn performance score

54

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.2 s

8/100

10%

LCP (Largest Contentful Paint)

Value25.7 s

0/100

25%

SI (Speed Index)

Value9.4 s

12/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.021

100/100

15%

TTI (Time to Interactive)

Value5.2 s

74/100

10%

Network Requests Diagram

is.ccnu.edu.cn

1809 ms

reset.css

271 ms

common.css

540 ms

common_site.css

542 ms

main.css

555 ms

Our browser made a total of 72 requests to load all elements on the main page. We found that 96% of them (69 requests) were addressed to the original Is.ccnu.edu.cn, 3% (2 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 (20.3 sec) relates to the external source Hm.baidu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.8 MB (51%)

Content Size

5.4 MB

After Optimization

2.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Is.ccnu.edu.cn main page is 5.4 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. 25% of websites need less resources to load. Images take 5.3 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 34.6 kB

  • Original 42.5 kB
  • After minification 29.9 kB
  • After compression 7.9 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 12.6 kB, which is 30% 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 34.6 kB or 81% of the original size.

Image Optimization

-51%

Potential reduce by 2.7 MB

  • Original 5.3 MB
  • After minification 2.6 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 51% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-14%

Potential reduce by 15.2 kB

  • Original 110.9 kB
  • After minification 110.8 kB
  • After compression 95.7 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.

CSS Optimization

-24%

Potential reduce by 3.8 kB

  • Original 15.7 kB
  • After minification 15.7 kB
  • After compression 11.9 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. 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.

Requests Breakdown

Number of requests can be reduced by 39 (60%)

Requests Now

65

After Optimization

26

  • Images
  • JavaScript
  • CSS

The browser has sent 65 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 19 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

is.ccnu.edu.cn

is.ccnu.edu.cn

1809 ms

reset.css

reset.css

271 ms

common.css

common.css

540 ms

common_site.css

common_site.css

542 ms

main.css

main.css

555 ms

index.css

index.css

555 ms

ccnu.css

ccnu.css

555 ms

jquery-1.7.1.min.js

jquery-1.7.1.min.js

841 ms

effect.js

effect.js

809 ms

red_ccnu2.css

red_ccnu2.css

811 ms

_sitegray_d.css

_sitegray_d.css

831 ms

_sitegray.js

_sitegray.js

832 ms

index.vsb.css

index.vsb.css

833 ms

counter.js

counter.js

1080 ms

engine.js

engine.js

1093 ms

util.js

util.js

1112 ms

NewsSearchDWR.js

NewsSearchDWR.js

1110 ms

vsb_news_search.js

vsb_news_search.js

1112 ms

vsb_news_search_entry.js

vsb_news_search_entry.js

1119 ms

language.js

language.js

1351 ms

base64.js

base64.js

1354 ms

formfunc.js

formfunc.js

1389 ms

dynclicks.js

dynclicks.js

1390 ms

openlink.js

openlink.js

1389 ms

mp4video.js

mp4video.js

1405 ms

quote.51.la

quote.51.la

1007 ms

jquery-latest.min.js

jquery-latest.min.js

1895 ms

jquery.qrcode.js

jquery.qrcode.js

1624 ms

qrcode.js

qrcode.js

19868 ms

17742985.js

17742985.js

1667 ms

sumnumber.js

sumnumber.js

1668 ms

green.png

green.png

1074 ms

mobile.png

mobile.png

856 ms

share.png

share.png

857 ms

u136.png

u136.png

867 ms

chn.gif

chn.gif

1079 ms

kor.gif

kor.gif

1134 ms

vie.gif

vie.gif

1135 ms

jpn.gif

jpn.gif

1146 ms

u126.png

u126.png

1345 ms

rus.gif

rus.gif

1349 ms

ina.gif

ina.gif

1411 ms

fra.gif

fra.gif

1412 ms

esp.gif

esp.gif

1423 ms

por.gif

por.gif

1615 ms

kaz.gif

kaz.gif

1618 ms

u126.png

u126.png

1689 ms

e41d512f17a404e3b8f5a131979ba42.jpg

e41d512f17a404e3b8f5a131979ba42.jpg

2526 ms

banner04.jpg

banner04.jpg

2815 ms

banner02.jpg

banner02.jpg

2986 ms

banner03.jpg

banner03.jpg

2966 ms

images

images

1949 ms

banner04_s.jpg

banner04_s.jpg

2500 ms

banner02_s.jpg

banner02_s.jpg

2780 ms

banner03_s.jpg

banner03_s.jpg

2780 ms

banner01_s.jpg

banner01_s.jpg

2822 ms

new_line.png

new_line.png

2823 ms

ccnu-gate.jpg

ccnu-gate.jpg

2798 ms

why_line.png

why_line.png

2939 ms

why-ccnu.jpg

why-ccnu.jpg

3046 ms

popular-programs.jpg

popular-programs.jpg

4151 ms

guige_img.jpg

guige_img.jpg

3398 ms

service.jpg

service.jpg

3091 ms

sch.png

sch.png

2956 ms

help.png

help.png

3028 ms

bg_left.png

bg_left.png

2995 ms

bg_right.png

bg_right.png

3033 ms

gif-list-all.gif

gif-list-all.gif

3091 ms

bg-shadow3.gif

bg-shadow3.gif

3212 ms

2197 ms

h.js

h.js

720 ms

h.js

h.js

20279 ms

Accessibility Review

is.ccnu.edu.cn 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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

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

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

<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

Best Practices

is.ccnu.edu.cn best practices score

42

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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

is.ccnu.edu.cn SEO score

58

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    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.

Social Sharing Optimization

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: