Report Summary

  • 28

    Performance

    Renders faster than
    48% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    47% of websites

  • 58

    SEO

    Google-friendlier than
    30% of websites

jdownloader.net

JDownloader.org - Official Homepage

Page Load Speed

54.3 sec in total

First Response

458 ms

Resources Loaded

48.3 sec

Page Rendered

5.6 sec

jdownloader.net screenshot

About Website

Visit jdownloader.net now to see the best up-to-date JDownloader content and also check out these interesting facts you probably never knew about jdownloader.net

Visit jdownloader.net

Key Findings

We analyzed Jdownloader.net page load time and found that the first response time was 458 ms and then it took 53.9 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 were 6 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

jdownloader.net performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

71/100

10%

LCP (Largest Contentful Paint)

Value9.5 s

0/100

25%

SI (Speed Index)

Value6.2 s

43/100

10%

TBT (Total Blocking Time)

Value2,770 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0.106

88/100

15%

TTI (Time to Interactive)

Value10.3 s

25/100

10%

Network Requests Diagram

jdownloader.net

458 ms

css.php

481 ms

css.php

310 ms

js.php

479 ms

menu.js

479 ms

Our browser made a total of 96 requests to load all elements on the main page. We found that 34% of them (33 requests) were addressed to the original Jdownloader.net, 13% (12 requests) were made to Coinbase.com and 9% (9 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (23.7 sec) relates to the external source Ssum-sec.casalemedia.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.3 MB (70%)

Content Size

3.3 MB

After Optimization

983.1 kB

In fact, the total size of Jdownloader.net main page is 3.3 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. 80% 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. Javascripts take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 73.1 kB

  • Original 87.2 kB
  • After minification 84.5 kB
  • After compression 14.1 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 73.1 kB or 84% of the original size.

Image Optimization

-7%

Potential reduce by 16.0 kB

  • Original 224.6 kB
  • After minification 208.6 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. JDownloader images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 1.0 MB

  • Original 1.5 MB
  • After minification 1.5 MB
  • After compression 499.1 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 1.0 MB or 67% of the original size.

CSS Optimization

-82%

Potential reduce by 1.2 MB

  • Original 1.4 MB
  • After minification 1.4 MB
  • After compression 261.3 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. Jdownloader.net needs all CSS files to be minified and compressed as it can save up to 1.2 MB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 61 (69%)

Requests Now

88

After Optimization

27

The browser has sent 88 CSS, Javascripts, AJAX and image requests in order to completely render the main page of JDownloader. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 29 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

jdownloader.net accessibility score

70

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

[aria-*] attributes do not match their roles

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

jdownloader.net 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

Serves images with low resolution

SEO Factors

jdownloader.net SEO score

58

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

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

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