Report Summary

  • 97

    Performance

    Renders faster than
    95% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 77

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 58

    SEO

    Google-friendlier than
    20% of websites

Page Load Speed

1.5 sec in total

First Response

759 ms

Resources Loaded

764 ms

Page Rendered

0 ms

global.tsinghua.edu.cn screenshot

About Website

Welcome to global.tsinghua.edu.cn homepage info - get ready to check Global Tsinghua best content for China right away, or after learning these important things about global.tsinghua.edu.cn

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Key Findings

We analyzed Global.tsinghua.edu.cn page load time and found that the first response time was 759 ms and then it took 764 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

global.tsinghua.edu.cn performance score

97

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

93/100

10%

LCP (Largest Contentful Paint)

Value1.8 s

98/100

25%

SI (Speed Index)

Value3.9 s

83/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value1.7 s

100/100

10%

Network Requests Diagram

global.tsinghua.edu.cn

759 ms

Our browser made a total of 1 request to load all elements on the main page. We found that all of those requests were addressed to Global.tsinghua.edu.cn and no external sources were called. The less responsive or slowest element that took the longest time to load (759 ms) belongs to the original domain Global.tsinghua.edu.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 19 B (14%)

Content Size

134 B

After Optimization

115 B

In fact, the total size of Global.tsinghua.edu.cn main page is 134 B. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. HTML takes 134 B which makes up the majority of the site volume.

HTML Optimization

-14%

Potential reduce by 19 B

  • Original 134 B
  • After minification 134 B
  • After compression 115 B

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 19 B or 14% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

0

After Optimization

0

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Accessibility Review

global.tsinghua.edu.cn accessibility score

66

Accessibility Issues

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

Best Practices

global.tsinghua.edu.cn best practices score

77

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

SEO Factors

global.tsinghua.edu.cn SEO score

58

Search Engine Optimization Advices

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

    ZH

  • Language Claimed

    N/A

  • Encoding

    GBK

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Global.tsinghua.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 Global.tsinghua.edu.cn main page’s claimed encoding is gbk. 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

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