Report Summary

  • 46

    Performance

    Renders faster than
    65% of other websites

  • 60

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    18% of websites

  • 67

    SEO

    Google-friendlier than
    25% of websites

ziliedu.com.cn

上海自力进修学院(自力教育)-自考专科|自考本科|会计考试|外贸采购|金融理财|建造资格|外语|电脑等培训

Page Load Speed

72.2 sec in total

First Response

8.4 sec

Resources Loaded

63.2 sec

Page Rendered

593 ms

ziliedu.com.cn screenshot

About Website

Click here to check amazing Ziliedu content. Otherwise, check out these important facts you probably never knew about ziliedu.com.cn

上海自力进修学院(自力教育)是中国优秀成人教育培训机构,A级办学单位,开设自考专科、自考本科助学,会计考试培训,报关员,金融理财,外贸采购,建造资格,计算机设计,外语,摄影等上百种热门培训课程,上海13家直属校区开班

Visit ziliedu.com.cn

Key Findings

We analyzed Ziliedu.com.cn page load time and found that the first response time was 8.4 sec and then it took 63.8 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 45 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

ziliedu.com.cn performance score

46

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

20/100

10%

LCP (Largest Contentful Paint)

Value6.9 s

7/100

25%

SI (Speed Index)

Value11.3 s

5/100

10%

TBT (Total Blocking Time)

Value110 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0.186

66/100

15%

TTI (Time to Interactive)

Value10.2 s

25/100

10%

Network Requests Diagram

ziliedu.com.cn

8386 ms

zili.css

1499 ms

index.css

2847 ms

jquery-1.7.2.js

20447 ms

slide.css

412 ms

Our browser made a total of 123 requests to load all elements on the main page. We found that 65% of them (80 requests) were addressed to the original Ziliedu.com.cn, 12% (15 requests) were made to H.qiao.baidu.com and 6% (7 requests) were made to P1.qiao.baidu.com. The less responsive or slowest element that took the longest time to load (20.4 sec) belongs to the original domain Ziliedu.com.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 172.5 kB (16%)

Content Size

1.1 MB

After Optimization

896.0 kB

In fact, the total size of Ziliedu.com.cn main page is 1.1 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 900.6 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 68.3 kB

  • Original 84.0 kB
  • After minification 80.0 kB
  • After compression 15.7 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. 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 68.3 kB or 81% of the original size.

Image Optimization

-4%

Potential reduce by 38.1 kB

  • Original 900.6 kB
  • After minification 862.5 kB

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. Ziliedu images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 15.9 kB

  • Original 22.9 kB
  • After minification 19.7 kB
  • After compression 6.9 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 15.9 kB or 70% of the original size.

CSS Optimization

-82%

Potential reduce by 50.2 kB

  • Original 61.0 kB
  • After minification 46.0 kB
  • After compression 10.9 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. Ziliedu.com.cn needs all CSS files to be minified and compressed as it can save up to 50.2 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 31 (41%)

Requests Now

76

After Optimization

45

The browser has sent 76 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ziliedu. 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 8 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

ziliedu.com.cn accessibility score

60

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

ziliedu.com.cn best practices score

50

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

ziliedu.com.cn SEO score

67

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

    GB2312

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ziliedu.com.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 Ziliedu.com.cn 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 Ziliedu. 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: