Report Summary

  • 34

    Performance

    Renders faster than
    54% of other websites

  • 52

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 62

    SEO

    Google-friendlier than
    22% of websites

cscdf.org

东方国际,东方国际留学,北京留学,北京美国留学中介公司-东方国际教育交流中心,国家留学网

Page Load Speed

31.3 sec in total

First Response

1.7 sec

Resources Loaded

29.1 sec

Page Rendered

454 ms

cscdf.org screenshot

About Website

Visit cscdf.org now to see the best up-to-date Cscdf content for China and also check out these interesting facts you probably never knew about cscdf.org

东方国际,东方国际留学,东方国际教育交流中心隶属于国家留学基金管理委员会,现已发展成为以“服务社会、培养人才”为宗旨,以“用心做留学”为服务理念的国际教育交流专业服务机构,为国家和社会输送了大批高端专业技术人才和国际化复合型管理人才。与近千家国内外院校及机构建立了长期稳定的合作关系,多次被国内主流媒体评为“全国十佳留学机构”。

Visit cscdf.org

Key Findings

We analyzed Cscdf.org page load time and found that the first response time was 1.7 sec and then it took 29.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

cscdf.org performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

48/100

10%

LCP (Largest Contentful Paint)

Value15.8 s

0/100

25%

SI (Speed Index)

Value8.6 s

17/100

10%

TBT (Total Blocking Time)

Value230 ms

86/100

30%

CLS (Cumulative Layout Shift)

Value0.801

5/100

15%

TTI (Time to Interactive)

Value13.4 s

11/100

10%

Network Requests Diagram

cscdf.org

1686 ms

www.cscdf.org

3337 ms

style.css

913 ms

jquery-1.8.3.min.js

1580 ms

jquery_qh.js

454 ms

Our browser made a total of 191 requests to load all elements on the main page. We found that 86% of them (164 requests) were addressed to the original Cscdf.org, 5% (10 requests) were made to Lxbjs.baidu.com and 3% (5 requests) were made to Bdimg.share.baidu.com. The less responsive or slowest element that took the longest time to load (14.8 sec) belongs to the original domain Cscdf.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 687.1 kB (27%)

Content Size

2.6 MB

After Optimization

1.9 MB

In fact, the total size of Cscdf.org main page is 2.6 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 1.9 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 286.6 kB

  • Original 337.3 kB
  • After minification 256.6 kB
  • After compression 50.7 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 80.7 kB, which is 24% 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 286.6 kB or 85% of the original size.

Image Optimization

-9%

Potential reduce by 165.7 kB

  • Original 1.9 MB
  • After minification 1.7 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. Cscdf images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 224.6 kB

  • Original 347.9 kB
  • After minification 342.5 kB
  • After compression 123.3 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 224.6 kB or 65% of the original size.

CSS Optimization

-67%

Potential reduce by 10.2 kB

  • Original 15.2 kB
  • After minification 13.9 kB
  • After compression 5.0 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. Cscdf.org needs all CSS files to be minified and compressed as it can save up to 10.2 kB or 67% of the original size.

Requests Breakdown

Number of requests can be reduced by 50 (27%)

Requests Now

186

After Optimization

136

The browser has sent 186 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cscdf. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

cscdf.org accessibility score

52

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

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

cscdf.org best practices score

67

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

cscdf.org SEO score

62

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

    ZH

  • Language Claimed

    N/A

  • Encoding

    GB2312

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cscdf.org 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 Cscdf.org 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.

Social Sharing Optimization

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