Tools & Wizards About Us
jszks.com screenshot

Report Summary

  • 74

    Performance

    Renders faster than
    83% of other websites

  • 53

    Accessibility

    Visual factors better than
    that of 22% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

jszks.com

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Page Load Speed

8.9 sec in total

First Response

923 ms

Resources Loaded

7.7 sec

Page Rendered

330 ms

jszks.com screenshot

About Website

Click here to check amazing Jszks content for China. Otherwise, check out these important facts you probably never knew about jszks.com

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Visit jszks.com

Key Findings

We analyzed Jszks.com page load time and found that the first response time was 923 ms and then it took 8 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

jszks.com performance score

74

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

47/100

10%

LCP (Largest Contentful Paint)

Value3.1 s

76/100

25%

SI (Speed Index)

Value8.6 s

17/100

10%

TBT (Total Blocking Time)

Value160 ms

93/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value6.4 s

60/100

10%

Network Requests Diagram

www.jszks.com

923 ms

style.css

1124 ms

cms.css

1125 ms

jquery.css

1125 ms

jquery.js

866 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 6% of them (3 requests) were addressed to the original Jszks.com, 46% (22 requests) were made to Img.jszks.com and 13% (6 requests) were made to Js.jszks.com. The less responsive or slowest element that took the longest time to load (2.1 sec) relates to the external source Img.jszks.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 30.1 kB (27%)

Content Size

112.5 kB

After Optimization

82.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jszks.com main page is 112.5 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. 25% of websites need less resources to load. Javascripts take 55.6 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 16.0 kB

  • Original 20.2 kB
  • After minification 19.3 kB
  • After compression 4.2 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 16.0 kB or 79% of the original size.

Image Optimization

-3%

Potential reduce by 987 B

  • Original 30.7 kB
  • After minification 29.7 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. Jszks images are well optimized though.

JavaScript Optimization

-22%

Potential reduce by 12.3 kB

  • Original 55.6 kB
  • After minification 55.6 kB
  • After compression 43.3 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 12.3 kB or 22% of the original size.

CSS Optimization

-13%

Potential reduce by 811 B

  • Original 6.1 kB
  • After minification 6.1 kB
  • After compression 5.3 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. Jszks.com needs all CSS files to be minified and compressed as it can save up to 811 B or 13% of the original size.

Requests Breakdown

Number of requests can be reduced by 22 (47%)

Requests Now

47

After Optimization

25

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jszks. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.jszks.com

www.jszks.com

923 ms

style.css

style.css

1124 ms

cms.css

cms.css

1125 ms

jquery.css

jquery.css

1125 ms

jquery.js

jquery.js

866 ms

jquery.powerfloat.js

jquery.powerfloat.js

863 ms

top.js

top.js

861 ms

ding.js

ding.js

862 ms

200-200.js

200-200.js

863 ms

home.js

home.js

861 ms

235 ms

bg.jpg

bg.jpg

1693 ms

header_end.jpg

header_end.jpg

1904 ms

logo.png

logo.png

2079 ms

c.js

c.js

1623 ms

icon_km1.gif

icon_km1.gif

1794 ms

icon_list.gif

icon_list.gif

1816 ms

icon_random.gif

icon_random.gif

1822 ms

icon_exam.gif

icon_exam.gif

1838 ms

icon_km3.gif

icon_km3.gif

1851 ms

rcpm

rcpm

1853 ms

left_bg.jpg

left_bg.jpg

645 ms

nav_home.png

nav_home.png

644 ms

nav_chapter.png

nav_chapter.png

681 ms

nav_list.png

nav_list.png

687 ms

nav_random.png

nav_random.png

714 ms

nav_select.png

nav_select.png

721 ms

nav_fzsthot.png

nav_fzsthot.png

856 ms

nav_scores.png

nav_scores.png

858 ms

nav_wrong.png

nav_wrong.png

909 ms

nav_remove.png

nav_remove.png

914 ms

nav_down.png

nav_down.png

952 ms

ucim

ucim

1174 ms

left_end.jpg

left_end.jpg

939 ms

box_tit.png

box_tit.png

1053 ms

feed.png

feed.png

234 ms

auto_dup

auto_dup

1141 ms

nav_current.jpg

nav_current.jpg

1008 ms

rcpm

rcpm

523 ms

s.php

s.php

1708 ms

logo-sm.css

logo-sm.css

896 ms

logo.js

logo.js

953 ms

rcpm

rcpm

387 ms

s.php

s.php

806 ms

adx.php

adx.php

327 ms

adx.php

adx.php

544 ms

s.php

s.php

598 ms

s.php

s.php

782 ms

Accessibility Review

jszks.com accessibility score

53

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.

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

Links do not have a discernible name

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

Best Practices

jszks.com best practices score

58

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

High

Browser errors were logged to the console

SEO Factors

jszks.com SEO score

69

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

    UTF-8

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

jszks.com

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