Tools & Wizards About Us
fudan.edu.cn screenshot

Report Summary

  • 13

    Performance

    Renders faster than
    25% of other websites

  • 47

    Accessibility

    Visual factors better than
    that of 20% of websites

  • 0

    Best Practices

  • 81

    SEO

    Google-friendlier than
    43% of websites

fudan.edu.cn

复旦大学 Fudan University

Page Load Speed

48.8 sec in total

First Response

1.9 sec

Resources Loaded

46.1 sec

Page Rendered

822 ms

fudan.edu.cn screenshot

About Website

Visit fudan.edu.cn now to see the best up-to-date Fudan content for China and also check out these interesting facts you probably never knew about fudan.edu.cn

复旦大学（Fudan University），简称“复旦”，位于中国上海，由中华人民共和国教育部直属，中央直管副部级建制，国家双一流（A类）、985工程、211工程建设高校，入选珠峰计划、111计划、2011计划、卓越医生教育培养计划、卓越法律人才教育培养计划、国家建设高水平大学公派研究生项目，九校联盟（C9）、中国大学校长联谊会、东亚研究型大学协会、环太平洋大学协会的重要成员，是一所世界知名、国...

Visit fudan.edu.cn

Key Findings

We analyzed Fudan.edu.cn page load time and found that the first response time was 1.9 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.

Performance Metrics

fudan.edu.cn performance score

13

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.0 s

0/100

10%

LCP (Largest Contentful Paint)

Value22.0 s

0/100

25%

SI (Speed Index)

Value30.3 s

0/100

10%

TBT (Total Blocking Time)

Value1,370 ms

16/100

30%

CLS (Cumulative Layout Shift)

Value0.227

55/100

15%

TTI (Time to Interactive)

Value31.0 s

0/100

10%

Network Requests Diagram

fudan.edu.cn

1869 ms

system.css

770 ms

5.css

787 ms

sudyNav.css

787 ms

datepicker.css

793 ms

Our browser made a total of 182 requests to load all elements on the main page. We found that 99% of them (180 requests) were addressed to the original Fudan.edu.cn, 1% (2 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (13.8 sec) belongs to the original domain Fudan.edu.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 489.2 kB (8%)

Content Size

6.2 MB

After Optimization

5.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Fudan.edu.cn main page is 6.2 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. 70% of websites need less resources to load. Images take 5.6 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 212.9 kB

  • Original 253.6 kB
  • After minification 217.3 kB
  • After compression 40.7 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 36.3 kB, which is 14% 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 212.9 kB or 84% of the original size.

Image Optimization

-5%

Potential reduce by 254.7 kB

  • Original 5.6 MB
  • After minification 5.4 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. Fudan images are well optimized though.

JavaScript Optimization

-5%

Potential reduce by 13.3 kB

  • Original 282.4 kB
  • After minification 282.4 kB
  • After compression 269.1 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. This website has mostly compressed JavaScripts.

CSS Optimization

-16%

Potential reduce by 8.2 kB

  • Original 52.1 kB
  • After minification 52.1 kB
  • After compression 43.9 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. Fudan.edu.cn needs all CSS files to be minified and compressed as it can save up to 8.2 kB or 16% of the original size.

Requests Breakdown

Number of requests can be reduced by 57 (31%)

Requests Now

181

After Optimization

124

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 181 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Fudan. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 36 to 1 for JavaScripts and from 17 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

fudan.edu.cn

fudan.edu.cn

1869 ms

system.css

system.css

770 ms

5.css

5.css

787 ms

sudyNav.css

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787 ms

datepicker.css

datepicker.css

793 ms

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1539 ms

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1534 ms

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1550 ms

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Accessibility Review

fudan.edu.cn accessibility score

47

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.

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

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

SEO Factors

fudan.edu.cn SEO score

81

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

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Fudan.edu.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 Fudan.edu.cn 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

fudan.edu.cn

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