Tools & Wizards About Us
doubleujay.com screenshot

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 64

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

doubleujay.com

double u jay

Page Load Speed

5.2 sec in total

First Response

304 ms

Resources Loaded

4.3 sec

Page Rendered

605 ms

doubleujay.com screenshot

About Website

Visit doubleujay.com now to see the best up-to-date Double U Jay content for Belgium and also check out these interesting facts you probably never knew about doubleujay.com

Home page of double u jay, an electronic dance music artist from Mechelen. Belgium based deejay who lives to read and move dancefloors using skills and a musical library built up over years of passion...

Visit doubleujay.com

Key Findings

We analyzed Doubleujay.com page load time and found that the first response time was 304 ms and then it took 4.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

doubleujay.com performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

17/100

10%

LCP (Largest Contentful Paint)

Value9.2 s

1/100

25%

SI (Speed Index)

Value22.5 s

0/100

10%

TBT (Total Blocking Time)

Value19,540 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.078

95/100

15%

TTI (Time to Interactive)

Value37.5 s

0/100

10%

Network Requests Diagram

doubleujay.com

304 ms

doubleujay.com

924 ms

application-3d90edb0b405a159a8e51c0dd96ebb73683be7785a25d8ff165c64f6d5462e58.css

81 ms

filter-e269073e.css

106 ms

stylesheet.css

101 ms

Our browser made a total of 71 requests to load all elements on the main page. We found that 3% of them (2 requests) were addressed to the original Doubleujay.com, 42% (30 requests) were made to D10j3mvrs1suex.cloudfront.net and 11% (8 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (2.7 sec) relates to the external source D10j3mvrs1suex.cloudfront.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 302.1 kB (7%)

Content Size

4.1 MB

After Optimization

3.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Doubleujay.com main page is 4.1 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 85% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 3.8 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 96.2 kB

  • Original 116.6 kB
  • After minification 112.8 kB
  • After compression 20.4 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 96.2 kB or 82% of the original size.

Image Optimization

-5%

Potential reduce by 205.4 kB

  • Original 3.8 MB
  • After minification 3.6 MB

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. Double U Jay images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 231 B

  • Original 22.6 kB
  • After minification 22.6 kB
  • After compression 22.4 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 250 B

  • Original 121.9 kB
  • After minification 121.9 kB
  • After compression 121.7 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. Doubleujay.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 20 (30%)

Requests Now

66

After Optimization

46

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 66 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Double U Jay. 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 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

doubleujay.com

doubleujay.com

304 ms

doubleujay.com

doubleujay.com

924 ms

application-3d90edb0b405a159a8e51c0dd96ebb73683be7785a25d8ff165c64f6d5462e58.css

application-3d90edb0b405a159a8e51c0dd96ebb73683be7785a25d8ff165c64f6d5462e58.css

81 ms

filter-e269073e.css

filter-e269073e.css

106 ms

stylesheet.css

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101 ms

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105 ms

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121 ms

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120 ms

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121 ms

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119 ms

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116 ms

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321 ms

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118 ms

js

js

54 ms

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1121 ms

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309 ms

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395 ms

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905 ms

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247 ms

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1392 ms

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1391 ms

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1390 ms

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1392 ms

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1391 ms

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2538 ms

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2683 ms

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92 ms

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47 ms

www-player.css

www-player.css

11 ms

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43 ms

base.js

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91 ms

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embed.js

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id

id

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Create

Create

890 ms

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887 ms

Create

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885 ms

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992 ms

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402 ms

Accessibility Review

doubleujay.com accessibility score

64

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

[role] values are not valid

High

[aria-*] attributes do not have valid values

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

Buttons do not have an accessible name

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

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.

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

doubleujay.com best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

doubleujay.com SEO score

86

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Doubleujay.com can be misinterpreted by Google and other search engines. Our service has detected that English 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 Doubleujay.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

doubleujay.com

Open Graph data is detected on the main page of Double U Jay. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: