Tools & Wizards About Us
voltage.fr screenshot

Report Summary

  • 3

    Performance

    Renders faster than
    20% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 76

    SEO

    Google-friendlier than
    35% of websites

voltage.fr

Voltage - Dance Music

Page Load Speed

7.4 sec in total

First Response

257 ms

Resources Loaded

6.8 sec

Page Rendered

319 ms

voltage.fr screenshot

About Website

Click here to check amazing Voltage content for France. Otherwise, check out these important facts you probably never knew about voltage.fr

Voltage réunit les hits Dance Music d'hier et d'aujourd'hui. Retrouvez l'actualité à Paris et en Île-de-France. Écoutez Voltage partout avec un son HD.

Visit voltage.fr

Key Findings

We analyzed Voltage.fr page load time and found that the first response time was 257 ms and then it took 7.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

voltage.fr performance score

3

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.8 s

5/100

10%

LCP (Largest Contentful Paint)

Value25.8 s

0/100

25%

SI (Speed Index)

Value20.2 s

0/100

10%

TBT (Total Blocking Time)

Value2,320 ms

5/100

30%

CLS (Cumulative Layout Shift)

Value0.673

8/100

15%

TTI (Time to Interactive)

Value26.1 s

0/100

10%

Network Requests Diagram

voltage.fr

257 ms

voltage.fr

329 ms

www.voltage.fr

574 ms

tc_LesIndesRadios_111.js

230 ms

privacy_v2_71.js

132 ms

Our browser made a total of 33 requests to load all elements on the main page. We found that 45% of them (15 requests) were addressed to the original Voltage.fr, 39% (13 requests) were made to Images.lesindesradios.fr and 3% (1 request) were made to Cdn.tagcommander.com. The less responsive or slowest element that took the longest time to load (4.8 sec) relates to the external source Images.lesindesradios.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 149.1 kB (69%)

Content Size

217.1 kB

After Optimization

68.0 kB

  • HTML
  • JavaScript

In fact, the total size of Voltage.fr main page is 217.1 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. 25% of websites need less resources to load. HTML takes 171.5 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 148.8 kB

  • Original 171.5 kB
  • After minification 171.1 kB
  • After compression 22.7 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 148.8 kB or 87% of the original size.

JavaScript Optimization

-1%

Potential reduce by 317 B

  • Original 45.6 kB
  • After minification 45.6 kB
  • After compression 45.3 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.

Requests Breakdown

Number of requests can be reduced by 9 (35%)

Requests Now

26

After Optimization

17

  • Images
  • JavaScript
  • CSS

The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Voltage. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

voltage.fr

voltage.fr

257 ms

voltage.fr

voltage.fr

329 ms

www.voltage.fr

www.voltage.fr

574 ms

tc_LesIndesRadios_111.js

tc_LesIndesRadios_111.js

230 ms

privacy_v2_71.js

privacy_v2_71.js

132 ms

Statics2.css

Statics2.css

878 ms

swiper-bundle.min.css

swiper-bundle.min.css

446 ms

styles.css

styles.css

298 ms

polyfills-5cd94c89d3acac5f.js

polyfills-5cd94c89d3acac5f.js

299 ms

webpack-af0fc1fb1b57cb39.js

webpack-af0fc1fb1b57cb39.js

293 ms

framework-5f4595e5518b5600.js

framework-5f4595e5518b5600.js

479 ms

main-01df828e572375b9.js

main-01df828e572375b9.js

1087 ms

_app-f036a7c27b8d730d.js

_app-f036a7c27b8d730d.js

996 ms

%5B%5B...proxy+%5D%5D-161c86712a1634a3.js

%5B%5B...proxy+%5D%5D-161c86712a1634a3.js

583 ms

_buildManifest.js

_buildManifest.js

586 ms

_ssgManifest.js

_ssgManifest.js

607 ms

_middlewareManifest.js

_middlewareManifest.js

705 ms

js

js

44 ms

logo_QNDx5cC0eN.png

logo_QNDx5cC0eN.png

973 ms

230207_regie_1981_banniere_contact_voltage1675790617948.gif

230207_regie_1981_banniere_contact_voltage1675790617948.gif

377 ms

240511___Voltage___Sherwood1715250651154-format4by3.jpg

240511___Voltage___Sherwood1715250651154-format4by3.jpg

1561 ms

voltage1661698073907-format16by9.jpg

voltage1661698073907-format16by9.jpg

1389 ms

Robin1710858713300-format16by9.png

Robin1710858713300-format16by9.png

1699 ms

Theo_sur_Voltage1710760332554-format16by9.png

Theo_sur_Voltage1710760332554-format16by9.png

1626 ms

Clemence_sur_Voltage1710858154107-format16by9.png

Clemence_sur_Voltage1710858154107-format16by9.png

1664 ms

Jeremy1710758001513-format16by9.png

Jeremy1710758001513-format16by9.png

1704 ms

hipodromo1707811172226-format16by9.png

hipodromo1707811172226-format16by9.png

1951 ms

Capture_d_e_cran_2024_02_08_a__13_49_081707397300326-format16by9.png

Capture_d_e_cran_2024_02_08_a__13_49_081707397300326-format16by9.png

2174 ms

bateau_1706778397364-format16by9.jpeg

bateau_1706778397364-format16by9.jpeg

2128 ms

MAMA_POTAM_VENDREDI1703252449509-format16by9.png

MAMA_POTAM_VENDREDI1703252449509-format16by9.png

2274 ms

ARTICLE_DAB_1667556887273-format16by9.png

ARTICLE_DAB_1667556887273-format16by9.png

2278 ms

footerLogo_C77mp6lWl4.png

footerLogo_C77mp6lWl4.png

4782 ms

PAJJhLM6sSoWKfWCAAwDAjgbRAAB42mNgYGBkAIIbCZo5IPrmUn0hGA0AO8EFTQAA

PAJJhLM6sSoWKfWCAAwDAjgbRAAB42mNgYGBkAIIbCZo5IPrmUn0hGA0AO8EFTQAA

1 ms

Accessibility Review

voltage.fr accessibility score

78

Accessibility Issues

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

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.

Best Practices

voltage.fr 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

Missing source maps for large first-party JavaScript

SEO Factors

voltage.fr SEO score

76

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    FR

  • Language Claimed

    FR

  • Encoding

    UTF-8

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

voltage.fr

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