Access dj520.com. DJ前卫音乐网 www.dj520.com 最好听的dj舞曲免费下载网站

dj520.com screenshot

44

Performance

Renders faster than
63% of other websites
83

Accessibility

Visual factors better than
that of 55% of websites
75

Best Practices

More advanced features
available than in
36% of websites
90

SEO

Google-friendlier than
68% of websites

First Response

435 ms

Resources Loaded

82.1 sec

Page Rendered

205 ms

dj520.com screenshot

About Website

Click here to check amazing Dj 520 content for United States. Otherwise, check out these important facts you probably never knew about dj520.com

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Key Findings

We analyzed Dj520.com page load time and found that the first response time was 435 ms and then it took 82.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 120 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

17/100

10%

LCP (Largest Contentful Paint)

Value4.9 s

29/100

25%

SI (Speed Index)

Value10.1 s

9/100

10%

TBT (Total Blocking Time)

Value530 ms

55/100

30%

CLS (Cumulative Layout Shift)

Value0.075

95/100

15%

TTI (Time to Interactive)

Value9.1 s

33/100

10%

dj520.com

435 ms

dj520.com

725 ms

www.dj520.com

361 ms

www.dj520.com

352 ms

public.css

69 ms

Our browser made a total of 164 requests to load all elements on the main page. We found that 23% of them (38 requests) were addressed to the original Dj520.com, 73% (120 requests) were made to 520.dj520.com and 2% (3 requests) were made to Unpkg.com. The less responsive or slowest element that took the longest time to load (20 sec) relates to the external source 520.dj520.com.

Content Size

721.1 kB

After Optimization

203.8 kB

In fact, the total size of Dj520.com main page is 721.1 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. 35% of websites need less resources to load. HTML takes 502.0 kB which makes up the majority of the site volume.

HTML Optimization

-94%

Potential reduce by 469.8 kB

Original 502.0 kB
After minification 280.8 kB
After compression 32.2 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. This page needs HTML code to be minified as it can gain 221.2 kB, which is 44% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 469.8 kB or 94% of the original size.

Image Optimization

-30%

Potential reduce by 14.9 kB

Original 50.3 kB
After minification 35.4 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, Dj 520 needs image optimization as it can save up to 14.9 kB or 30% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-17%

Potential reduce by 19.9 kB

Original 118.9 kB
After minification 118.9 kB
After compression 99.0 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 19.9 kB or 17% of the original size.

CSS Optimization

-25%

Potential reduce by 12.7 kB

Original 49.8 kB
After minification 49.8 kB
After compression 37.2 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. Dj520.com needs all CSS files to be minified and compressed as it can save up to 12.7 kB or 25% of the original size.

Requests Now

36

After Optimization

28

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dj 520. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These items highlight common accessibility best practices.

High

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

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

Low

Detected JavaScript libraries

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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/).

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 Dj520.com 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 Dj520.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

dj520.com

Open Graph description is not detected on the main page of Dj 520. 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: