Tools & Wizards About Us
lessavantsfous.fr screenshot

Report Summary

  • 14

    Performance

    Renders faster than
    26% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

lessavantsfous.fr

Les Savants Fous | La science ludique, interactive et spectaculaire au service de vos enfants

Page Load Speed

6.8 sec in total

First Response

249 ms

Resources Loaded

5.7 sec

Page Rendered

816 ms

lessavantsfous.fr screenshot

About Website

Welcome to lessavantsfous.fr homepage info - get ready to check Les Savants Fous best content right away, or after learning these important things about lessavantsfous.fr

Vous cherchez une animation pour enfants ? Avec Les Savants Fous, spectacles et ateliers scientifiques à Paris et partout en France divertiront votre enfant !

Visit lessavantsfous.fr

Key Findings

We analyzed Lessavantsfous.fr page load time and found that the first response time was 249 ms and then it took 6.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

lessavantsfous.fr performance score

14

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.9 s

4/100

10%

LCP (Largest Contentful Paint)

Value17.2 s

0/100

25%

SI (Speed Index)

Value21.0 s

0/100

10%

TBT (Total Blocking Time)

Value3,860 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.115

86/100

15%

TTI (Time to Interactive)

Value42.1 s

0/100

10%

Network Requests Diagram

lessavantsfous.fr

249 ms

www.lessavantsfous.fr

1100 ms

wp-emoji-release.min.js

112 ms

wc-blocks-vendors-style.css

223 ms

wc-blocks-style.css

447 ms

Our browser made a total of 119 requests to load all elements on the main page. We found that 72% of them (86 requests) were addressed to the original Lessavantsfous.fr, 10% (12 requests) were made to Geo.easyretail.fr and 6% (7 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.3 sec) relates to the external source Geo.easyretail.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 279.3 kB (3%)

Content Size

8.4 MB

After Optimization

8.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lessavantsfous.fr main page is 8.4 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. Images take 4.7 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 129.5 kB

  • Original 162.1 kB
  • After minification 158.6 kB
  • After compression 32.6 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 129.5 kB or 80% of the original size.

Image Optimization

-3%

Potential reduce by 136.4 kB

  • Original 4.7 MB
  • After minification 4.6 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. Les Savants Fous images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 7.5 kB

  • Original 3.3 MB
  • After minification 3.3 MB
  • After compression 3.3 MB

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

-2%

Potential reduce by 5.9 kB

  • Original 251.9 kB
  • After minification 251.9 kB
  • After compression 246.0 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. Lessavantsfous.fr has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 76 (75%)

Requests Now

102

After Optimization

26

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 102 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Les Savants Fous. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 53 to 1 for JavaScripts and from 25 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

lessavantsfous.fr

lessavantsfous.fr

249 ms

www.lessavantsfous.fr

www.lessavantsfous.fr

1100 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

112 ms

wc-blocks-vendors-style.css

wc-blocks-vendors-style.css

223 ms

wc-blocks-style.css

wc-blocks-style.css

447 ms

cookie-law-info-public.css

cookie-law-info-public.css

335 ms

cookie-law-info-gdpr.css

cookie-law-info-gdpr.css

337 ms

perfect-scrollbar.css

perfect-scrollbar.css

339 ms

style.css

style.css

340 ms

afpvu_front.css

afpvu_front.css

340 ms

front.css

front.css

460 ms

chosen.min.css

chosen.min.css

459 ms

plainoverlay.css

plainoverlay.css

464 ms

orange.css

orange.css

460 ms

front.css

front.css

462 ms

wpcf7-redirect-frontend.min.css

wpcf7-redirect-frontend.min.css

553 ms

front.css

front.css

558 ms

tooltipster.bundle.min.css

tooltipster.bundle.min.css

553 ms

8f4381acb4bd2b8ffa45fa9682a1e9f8.min.css

8f4381acb4bd2b8ffa45fa9682a1e9f8.min.css

1001 ms

husky.js

husky.js

585 ms

jquery.min.js

jquery.min.js

697 ms

jquery-migrate.min.js

jquery-migrate.min.js

662 ms

cookie-law-info-public.js

cookie-law-info-public.js

663 ms

js

js

70 ms

mediaelementplayer-legacy.min.css

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665 ms

wp-mediaelement.min.css

wp-mediaelement.min.css

691 ms

style.min.css

style.min.css

772 ms

cookie-law-info-table.css

cookie-law-info-table.css

772 ms

tooltipster.bundle.min.css

tooltipster.bundle.min.css

773 ms

tooltipster-sideTip-noir.min.css

tooltipster-sideTip-noir.min.css

800 ms

regenerator-runtime.min.js

regenerator-runtime.min.js

804 ms

wp-polyfill.min.js

wp-polyfill.min.js

881 ms

index.js

index.js

881 ms

sweetalert.min.js

sweetalert.min.js

883 ms

perfect-scrollbar.min.js

perfect-scrollbar.min.js

909 ms

main.js

main.js

911 ms

jquery.blockUI.min.js

jquery.blockUI.min.js

990 ms

add-to-cart.min.js

add-to-cart.min.js

990 ms

api.js

api.js

42 ms

js.cookie.min.js

js.cookie.min.js

989 ms

woocommerce.min.js

woocommerce.min.js

1144 ms

cart-fragments.min.js

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1034 ms

wpcf7r-fe.js

wpcf7r-fe.js

922 ms

hooks.min.js

hooks.min.js

918 ms

i18n.min.js

i18n.min.js

917 ms

wc-blocks-google-analytics.js

wc-blocks-google-analytics.js

917 ms

jquery.maskedinput.js

jquery.maskedinput.js

961 ms

wp-fantazy-sidebar.js

wp-fantazy-sidebar.js

844 ms

debounce.js

debounce.js

841 ms

tooltipster.bundle.min.js

tooltipster.bundle.min.js

839 ms

main.js

main.js

837 ms

index.js

index.js

837 ms

mediaelement-and-player.min.js

mediaelement-and-player.min.js

932 ms

mediaelement-migrate.min.js

mediaelement-migrate.min.js

854 ms

wp-mediaelement.min.js

wp-mediaelement.min.js

841 ms

vimeo.min.js

vimeo.min.js

842 ms

be86ff5f7a5f9744f509615420c01918.min.js

be86ff5f7a5f9744f509615420c01918.min.js

1026 ms

tooltipster.bundle.min.js

tooltipster.bundle.min.js

744 ms

icheck.min.js

icheck.min.js

886 ms

front_comprssd.js

front_comprssd.js

882 ms

front.js

front.js

855 ms

chosen.jquery.js

chosen.jquery.js

852 ms

jquery.plainoverlay.min.js

jquery.plainoverlay.min.js

774 ms

hotjar-2939170.js

hotjar-2939170.js

283 ms

gtm.js

gtm.js

182 ms

gtm.js

gtm.js

252 ms

index.html

index.html

1142 ms

logo-1.png

logo-1.png

767 ms

logo-mobile.png

logo-mobile.png

766 ms

logo-sticky.png

logo-sticky.png

767 ms

ANNIVERSAIRE.png

ANNIVERSAIRE.png

1212 ms

ATELIER.png

ATELIER.png

877 ms

ROBOTIQUE.png

ROBOTIQUE.png

944 ms

SPECTACLE.png

SPECTACLE.png

1219 ms

animation-anniversaire-1.png

animation-anniversaire-1.png

770 ms

professionnels.gif

professionnels.gif

874 ms

atelier-classe.gif

atelier-classe.gif

941 ms

spectacles.gif

spectacles.gif

943 ms

bubble.png

bubble.png

942 ms

sitelock.png

sitelock.png

912 ms

logo.png

logo.png

925 ms

sdk.js

sdk.js

150 ms

futura.woff

futura.woff

883 ms

TwMA-IINQlQQ0bpSUnIdTwqP.woff

TwMA-IINQlQQ0bpSUnIdTwqP.woff

119 ms

TwMA-IINQlQQ0bpcUnIdTwqPxuY.woff

TwMA-IINQlQQ0bpcUnIdTwqPxuY.woff

136 ms

TwMA-IINQlQQ0bpTUnIdTwqPxuY.woff

TwMA-IINQlQQ0bpTUnIdTwqPxuY.woff

276 ms

icomoon.woff

icomoon.woff

884 ms

geekabyte.woff

geekabyte.woff

973 ms

fa-regular-400.woff

fa-regular-400.woff

148 ms

fa-light-300.woff

fa-light-300.woff

253 ms

fa-solid-900.woff

fa-solid-900.woff

275 ms

recaptcha__en.js

recaptcha__en.js

99 ms

modules.db8890ba82a7e392473f.js

modules.db8890ba82a7e392473f.js

77 ms

sdk.js

sdk.js

29 ms

438 ms

www.lessavantsfous.fr

www.lessavantsfous.fr

932 ms

2022-Site-ubternet_Banniere_Boutique-copie.jpg

2022-Site-ubternet_Banniere_Boutique-copie.jpg

683 ms

2021-Les-Savants-Fous-Tech-Page-accueil-1.jpg

2021-Les-Savants-Fous-Tech-Page-accueil-1.jpg

262 ms

2021-Les-Savants-Fous-Tech-Page-accueil-2.jpg

2021-Les-Savants-Fous-Tech-Page-accueil-2.jpg

263 ms

fetes-danniversaire.jpg

fetes-danniversaire.jpg

675 ms

2022-Site-ubternet_Banniere_Sciensationnel.jpg

2022-Site-ubternet_Banniere_Sciensationnel.jpg

369 ms

vignette_video.png

vignette_video.png

369 ms

mejs-controls.svg

mejs-controls.svg

447 ms

bootstrap.min.css

bootstrap.min.css

222 ms

theme

theme

1318 ms

bg.acf.polyfills_4989cfbbe62b2be3fb5453814d713039.compiled.js

bg.acf.polyfills_4989cfbbe62b2be3fb5453814d713039.compiled.js

353 ms

bg.acf.libs_3309558249230cd5c9b3d160871c054c.compiled.js

bg.acf.libs_3309558249230cd5c9b3d160871c054c.compiled.js

976 ms

bg.canvas.plugin.localisation.LocalisationModule_c76f89388a1744f29b6ac08498bd8e05.compiled.js

bg.canvas.plugin.localisation.LocalisationModule_c76f89388a1744f29b6ac08498bd8e05.compiled.js

271 ms

bg.canvas.plugin.geoapi2.Geoapi2Module_f3fa0d3bed4697a8426b30b2ac47575e.compiled.js

bg.canvas.plugin.geoapi2.Geoapi2Module_f3fa0d3bed4697a8426b30b2ac47575e.compiled.js

629 ms

bg.canvas.plugin.js.JsModule_035e88fd087d68057fac3b383dc5055f.compiled.js

bg.canvas.plugin.js.JsModule_035e88fd087d68057fac3b383dc5055f.compiled.js

313 ms

bg.canvas.plugin.intro.IntroModule_01f24fb4b575fdeccfe2d46c517f3575.compiled.js

bg.canvas.plugin.intro.IntroModule_01f24fb4b575fdeccfe2d46c517f3575.compiled.js

362 ms

bg.canvas.gp1.gp1Application_1056bc38689f00602d00c71f555b57c3.compiled.js

bg.canvas.gp1.gp1Application_1056bc38689f00602d00c71f555b57c3.compiled.js

633 ms

jquery.ui.datepicker-en.js

jquery.ui.datepicker-en.js

309 ms

css

css

54 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4gaVc.ttf

14 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

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13 ms

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23 ms

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21 ms

icons-50eee2eae21f3449bfc48cb6f34a9d4b.woff

icons-50eee2eae21f3449bfc48cb6f34a9d4b.woff

172 ms

Accessibility Review

lessavantsfous.fr accessibility score

90

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.

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

Best Practices

lessavantsfous.fr best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

lessavantsfous.fr SEO score

82

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 Lessavantsfous.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 Lessavantsfous.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

lessavantsfous.fr

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