Tools & Wizards About Us
h4ck.org.cn screenshot

Report Summary

  • 48

    Performance

    Renders faster than
    66% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

h4ck.org.cn

obaby@mars – Artificial Intelligence / Reverse Engineering / Internet of Things / Full Stack Developer

Page Load Speed

36.8 sec in total

First Response

2.6 sec

Resources Loaded

33.8 sec

Page Rendered

408 ms

h4ck.org.cn screenshot

About Website

Welcome to h4ck.org.cn homepage info - get ready to check H 4 Ck best content right away, or after learning these important things about h4ck.org.cn

爱好广泛的女王 独立APP开发者 AI修理师 爬虫砖家 逆向工程师

Visit h4ck.org.cn

Key Findings

We analyzed H4ck.org.cn page load time and found that the first response time was 2.6 sec and then it took 34.2 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 was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

h4ck.org.cn performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.6 s

5/100

10%

LCP (Largest Contentful Paint)

Value5.6 s

17/100

25%

SI (Speed Index)

Value10.7 s

7/100

10%

TBT (Total Blocking Time)

Value260 ms

83/100

30%

CLS (Cumulative Layout Shift)

Value0.015

100/100

15%

TTI (Time to Interactive)

Value10.2 s

25/100

10%

Network Requests Diagram

h4ck.org.cn

2597 ms

style.css

4575 ms

widget.css

816 ms

pagenavi-css.css

853 ms

wp-syntax.css

2926 ms

Our browser made a total of 66 requests to load all elements on the main page. We found that 56% of them (37 requests) were addressed to the original H4ck.org.cn, 8% (5 requests) were made to Pos.baidu.com and 5% (3 requests) were made to Cpro.baidustatic.com. The less responsive or slowest element that took the longest time to load (20.1 sec) belongs to the original domain H4ck.org.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 387.6 kB (55%)

Content Size

702.1 kB

After Optimization

314.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of H4ck.org.cn main page is 702.1 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. 30% of websites need less resources to load. Javascripts take 509.7 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 34.4 kB

  • Original 47.1 kB
  • After minification 45.4 kB
  • After compression 12.7 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 34.4 kB or 73% of the original size.

Image Optimization

-11%

Potential reduce by 14.2 kB

  • Original 128.6 kB
  • After minification 114.4 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, H 4 Ck needs image optimization as it can save up to 14.2 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-64%

Potential reduce by 325.7 kB

  • Original 509.7 kB
  • After minification 475.0 kB
  • After compression 183.9 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 325.7 kB or 64% of the original size.

CSS Optimization

-79%

Potential reduce by 13.3 kB

  • Original 16.7 kB
  • After minification 13.4 kB
  • After compression 3.4 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. H4ck.org.cn needs all CSS files to be minified and compressed as it can save up to 13.3 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 35 (56%)

Requests Now

62

After Optimization

27

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 62 CSS, Javascripts, AJAX and image requests in order to completely render the main page of H 4 Ck. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

h4ck.org.cn

h4ck.org.cn

2597 ms

style.css

style.css

4575 ms

widget.css

widget.css

816 ms

pagenavi-css.css

pagenavi-css.css

853 ms

wp-syntax.css

wp-syntax.css

2926 ms

style.responsive.css

style.responsive.css

4029 ms

colorbox.min.css

colorbox.min.css

1599 ms

jquery.js

jquery.js

6065 ms

script.js

script.js

2744 ms

script.responsive.js

script.responsive.js

2425 ms

tagcanvas.js

tagcanvas.js

8588 ms

c.js

c.js

1067 ms

jquery.colorbox.1.5.9-min.js

jquery.colorbox.1.5.9-min.js

3690 ms

wp-embed.min.js

wp-embed.min.js

4166 ms

ga.js

ga.js

117 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

3455 ms

__utm.gif

__utm.gif

97 ms

btn_paynowCC_LG.gif

btn_paynowCC_LG.gif

232 ms

daneng24.png

daneng24.png

1766 ms

logo-ubuntu-orange.svg

logo-ubuntu-orange.svg

390 ms

vcss-blue

vcss-blue

225 ms

attachment.php

attachment.php

7077 ms

nginx.gif

nginx.gif

1346 ms

php.jpeg

php.jpeg

1370 ms

mysql.png

mysql.png

3863 ms

valid-rss-rogers.png

valid-rss-rogers.png

4146 ms

glider.png

glider.png

2165 ms

-2

-2

20103 ms

-1

-1

8766 ms

pixel.gif

pixel.gif

280 ms

pageglare.png

pageglare.png

1883 ms

nav.png

nav.png

1109 ms

menuseparator.png

menuseparator.png

1219 ms

menuactiveitem.png

menuactiveitem.png

1839 ms

header.jpg

header.jpg

7467 ms

blockheadericon.png

blockheadericon.png

3521 ms

88x31.png

88x31.png

578 ms

vcvm

vcvm

2009 ms

button.png

button.png

1828 ms

blockbullets.png

blockbullets.png

3040 ms

z_stat.php

z_stat.php

2716 ms

vcvm

vcvm

1402 ms

adx.php

adx.php

1125 ms

bg.png

bg.png

503 ms

stat.htm

stat.htm

218 ms

core.php

core.php

729 ms

sync.htm

sync.htm

259 ms

9.gif

9.gif

1223 ms

pic2.gif

pic2.gif

1229 ms

postdateicon.png

postdateicon.png

865 ms

postauthoricon.png

postauthoricon.png

898 ms

postcategoryicon.png

postcategoryicon.png

907 ms

posttagicon.png

posttagicon.png

949 ms

postcommentsicon.png

postcommentsicon.png

2673 ms

postbullets.png

postbullets.png

1761 ms

footerrssicon.png

footerrssicon.png

1763 ms

vcvm

vcvm

1075 ms

adx.php

adx.php

1528 ms

app.gif

app.gif

937 ms

sync.htm

sync.htm

285 ms

sync_pos.htm

sync_pos.htm

456 ms

sync2r.htm

sync2r.htm

919 ms

o.htm

o.htm

1557 ms

ac.js

ac.js

468 ms

wh.js

wh.js

755 ms

fp.htm

fp.htm

614 ms

Accessibility Review

h4ck.org.cn accessibility score

88

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

h4ck.org.cn best practices score

75

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

SEO Factors

h4ck.org.cn SEO score

90

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

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    ZH

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise H4ck.org.cn can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it matches the claimed language. Our system also found out that H4ck.org.cn 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

h4ck.org.cn

Open Graph description is not detected on the main page of H 4 Ck. 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: