Tools & Wizards About Us
just4dj.com screenshot

Report Summary

  • 34

    Performance

    Renders faster than
    54% of other websites

  • 61

    Accessibility

    Visual factors better than
    that of 27% of websites

  • 0

    Best Practices

  • 98

    SEO

    Google-friendlier than
    92% of websites

just4dj.com

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Page Load Speed

5.3 sec in total

First Response

806 ms

Resources Loaded

4.3 sec

Page Rendered

176 ms

just4dj.com screenshot

About Website

Welcome to just4dj.com homepage info - get ready to check Just 4 Dj best content right away, or after learning these important things about just4dj.com

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Key Findings

We analyzed Just4dj.com page load time and found that the first response time was 806 ms and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

just4dj.com performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.3 s

3/100

10%

LCP (Largest Contentful Paint)

Value25.5 s

0/100

25%

SI (Speed Index)

Value8.1 s

21/100

10%

TBT (Total Blocking Time)

Value200 ms

89/100

30%

CLS (Cumulative Layout Shift)

Value0.353

31/100

15%

TTI (Time to Interactive)

Value17.0 s

5/100

10%

Network Requests Diagram

index.php

806 ms

tj.js

340 ms

common.js

338 ms

hm.js

1875 ms

21435233.js

1551 ms

Our browser made a total of 13 requests to load all elements on the main page. We found that 54% of them (7 requests) were addressed to the original Just4dj.com, 15% (2 requests) were made to Hm.baidu.com and 15% (2 requests) were made to Js.users.51.la. The less responsive or slowest element that took the longest time to load (1.9 sec) relates to the external source Hm.baidu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 42.3 kB (54%)

Content Size

78.5 kB

After Optimization

36.1 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Just4dj.com main page is 78.5 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. Only 5% of websites need less resources to load. Images take 46.3 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 21.9 kB

  • Original 30.7 kB
  • After minification 28.5 kB
  • After compression 8.8 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 21.9 kB or 71% of the original size.

Image Optimization

-44%

Potential reduce by 20.2 kB

  • Original 46.3 kB
  • After minification 26.2 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, Just 4 Dj needs image optimization as it can save up to 20.2 kB or 44% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-21%

Potential reduce by 307 B

  • Original 1.4 kB
  • After minification 1.4 kB
  • After compression 1.1 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 307 B or 21% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (45%)

Requests Now

11

After Optimization

6

  • Images
  • JavaScript

The browser has sent 11 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Just 4 Dj. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

index.php

index.php

806 ms

tj.js

tj.js

340 ms

common.js

common.js

338 ms

hm.js

hm.js

1875 ms

21435233.js

21435233.js

1551 ms

21113933.js

21113933.js

1602 ms

tz.html

tz.html

528 ms

zhuzhou.gif

zhuzhou.gif

200 ms

menu.jpg

menu.jpg

183 ms

120s.jpg

120s.jpg

540 ms

beian.png

beian.png

521 ms

push.js

push.js

952 ms

hm.gif

hm.gif

302 ms

Accessibility Review

just4dj.com accessibility score

61

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

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

SEO Factors

just4dj.com SEO score

98

Search Engine Optimization Advices

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

    N/A

  • Encoding

    GB2312

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Just4dj.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 Just4dj.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

just4dj.com

Open Graph description is not detected on the main page of Just 4 Dj. 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: