Report Summary

  • 23

    Performance

    Renders faster than
    42% of other websites

  • 45

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 58

    SEO

    Google-friendlier than
    20% of websites

stzikao.com

汕头自考网--自学考,自考成绩查询,自考专业自考安排和考试用书 >> 首页 >> 2022年10月自学考的报名时间

Page Load Speed

64.5 sec in total

First Response

4.7 sec

Resources Loaded

59.6 sec

Page Rendered

182 ms

stzikao.com screenshot

About Website

Visit stzikao.com now to see the best up-to-date Stzikao content and also check out these interesting facts you probably never knew about stzikao.com

创建于2006年7月1日,是一家免费公益性质的自考信息交流网站. 网站自成立以来,为广大自考生提供各种自考信息和学习资料,自考成绩查询,自考专业自考安排和考试用书,促进考生交流,汕头自考网是汕头自考人士建立的网站!宗旨是帮助广大自考生以更快的速度通过自考!

Visit stzikao.com

Key Findings

We analyzed Stzikao.com page load time and found that the first response time was 4.7 sec and then it took 59.8 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.

Performance Metrics

stzikao.com performance score

23

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.9 s

10/100

10%

LCP (Largest Contentful Paint)

Value16.1 s

0/100

25%

SI (Speed Index)

Value12.4 s

3/100

10%

TBT (Total Blocking Time)

Value1,230 ms

20/100

30%

CLS (Cumulative Layout Shift)

Value0.031

100/100

15%

TTI (Time to Interactive)

Value17.8 s

4/100

10%

Network Requests Diagram

www.stzikao.com

4693 ms

prototype.js

4338 ms

scriptaculous.js

1394 ms

checklogin.js

8722 ms

DefaultSkin.css

2028 ms

Our browser made a total of 118 requests to load all elements on the main page. We found that 41% of them (48 requests) were addressed to the original Stzikao.com, 6% (7 requests) were made to Tp2.sinaimg.cn and 5% (6 requests) were made to Img.t.sinajs.cn. The less responsive or slowest element that took the longest time to load (13.1 sec) relates to the external source Zkbooks.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 495.1 kB (66%)

Content Size

748.1 kB

After Optimization

253.0 kB

In fact, the total size of Stzikao.com main page is 748.1 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 50% of websites need less resources to load. Javascripts take 564.3 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 47.3 kB

  • Original 59.3 kB
  • After minification 55.6 kB
  • After compression 12.0 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 47.3 kB or 80% of the original size.

Image Optimization

-13%

Potential reduce by 9.5 kB

  • Original 71.5 kB
  • After minification 62.1 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. Obviously, Stzikao needs image optimization as it can save up to 9.5 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-70%

Potential reduce by 394.4 kB

  • Original 564.3 kB
  • After minification 525.3 kB
  • After compression 170.0 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 394.4 kB or 70% of the original size.

CSS Optimization

-83%

Potential reduce by 44.0 kB

  • Original 52.9 kB
  • After minification 49.7 kB
  • After compression 8.9 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. Stzikao.com needs all CSS files to be minified and compressed as it can save up to 44.0 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 56 (50%)

Requests Now

111

After Optimization

55

The browser has sent 111 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Stzikao. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 34 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

stzikao.com accessibility score

45

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

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.

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

<frame> or <iframe> elements do not have a title

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

High

<object> elements do not have alternate text

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

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

stzikao.com best practices score

58

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

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

High

Page has valid source maps

SEO Factors

stzikao.com 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

High

Document uses plugins

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 Stzikao.com 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 Stzikao.com 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 Stzikao. 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: