Tools & Wizards About Us
tous-a-lopera.fr screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

tous-a-lopera.fr

Tous à l'Opéra ! - Tous à l'Opéra !

Page Load Speed

4.5 sec in total

First Response

265 ms

Resources Loaded

3.4 sec

Page Rendered

842 ms

tous-a-lopera.fr screenshot

About Website

Welcome to tous-a-lopera.fr homepage info - get ready to check Tous Alopera best content for France right away, or after learning these important things about tous-a-lopera.fr

Tous à l’Opéra ! Pour découvrir autrement l'univers de l'opéra et de la danse ! Une initiative de la Réunion des Opéras de France

Visit tous-a-lopera.fr

Key Findings

We analyzed Tous-a-lopera.fr page load time and found that the first response time was 265 ms and then it took 4.2 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

tous-a-lopera.fr performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

18/100

10%

LCP (Largest Contentful Paint)

Value4.6 s

36/100

25%

SI (Speed Index)

Value11.9 s

4/100

10%

TBT (Total Blocking Time)

Value4,110 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.291

41/100

15%

TTI (Time to Interactive)

Value28.9 s

0/100

10%

Network Requests Diagram

tous-a-lopera.fr

265 ms

tous-a-lopera.fr

505 ms

portal-front-all.js

530 ms

ComponentFactory.js

416 ms

portal-front-all.css

606 ms

Our browser made a total of 86 requests to load all elements on the main page. We found that 81% of them (70 requests) were addressed to the original Tous-a-lopera.fr, 6% (5 requests) were made to Fonts.gstatic.com and 6% (5 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Tous-a-lopera.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.0 MB (19%)

Content Size

5.5 MB

After Optimization

4.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Tous-a-lopera.fr main page is 5.5 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. Only a small number of websites need less resources to load. Images take 3.5 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 408.9 kB

  • Original 470.5 kB
  • After minification 459.9 kB
  • After compression 61.6 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 408.9 kB or 87% of the original size.

Image Optimization

-8%

Potential reduce by 275.7 kB

  • Original 3.5 MB
  • After minification 3.2 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. Tous Alopera images are well optimized though.

JavaScript Optimization

-21%

Potential reduce by 248.7 kB

  • Original 1.2 MB
  • After minification 1.2 MB
  • After compression 929.4 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 248.7 kB or 21% of the original size.

CSS Optimization

-24%

Potential reduce by 79.3 kB

  • Original 332.2 kB
  • After minification 332.2 kB
  • After compression 252.9 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. Tous-a-lopera.fr needs all CSS files to be minified and compressed as it can save up to 79.3 kB or 24% of the original size.

Requests Breakdown

Number of requests can be reduced by 33 (45%)

Requests Now

73

After Optimization

40

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 73 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tous Alopera. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

tous-a-lopera.fr

tous-a-lopera.fr

265 ms

tous-a-lopera.fr

tous-a-lopera.fr

505 ms

portal-front-all.js

portal-front-all.js

530 ms

ComponentFactory.js

ComponentFactory.js

416 ms

portal-front-all.css

portal-front-all.css

606 ms

dropzone-locale-fr-FR.ashx

dropzone-locale-fr-FR.ashx

364 ms

fr.js

fr.js

341 ms

PasswordReveal.js

PasswordReveal.js

457 ms

base.css

base.css

428 ms

master.css

master.css

448 ms

base.css

base.css

499 ms

base-min.css

base-min.css

554 ms

uikit.min.css

uikit.min.css

643 ms

projet.css

projet.css

604 ms

integration.css

integration.css

601 ms

portal.css

portal.css

638 ms

functional.css

functional.css

653 ms

autorite-integration.js

autorite-integration.js

685 ms

carte_operas.js

carte_operas.js

703 ms

jquery_002.js

jquery_002.js

690 ms

uikit.min.js

uikit.min.js

737 ms

uikit-icons.min.js

uikit-icons.min.js

734 ms

integration.js

integration.js

729 ms

style.css

style.css

147 ms

modeles.css

modeles.css

152 ms

css2

css2

42 ms

css2

css2

61 ms

css2

css2

67 ms

DigitalCollectionThumbnailHandler.ashx

DigitalCollectionThumbnailHandler.ashx

971 ms

DigitalCollectionThumbnailHandler.ashx

DigitalCollectionThumbnailHandler.ashx

971 ms

DigitalCollectionThumbnailHandler.ashx

DigitalCollectionThumbnailHandler.ashx

1488 ms

DigitalCollectionThumbnailHandler.ashx

DigitalCollectionThumbnailHandler.ashx

1488 ms

DigitalCollectionThumbnailHandler.ashx

DigitalCollectionThumbnailHandler.ashx

1488 ms

DigitalCollectionThumbnailHandler.ashx

DigitalCollectionThumbnailHandler.ashx

1052 ms

DigitalCollectionThumbnailHandler.ashx

DigitalCollectionThumbnailHandler.ashx

1490 ms

DigitalCollectionThumbnailHandler.ashx

DigitalCollectionThumbnailHandler.ashx

1490 ms

DigitalCollectionThumbnailHandler.ashx

DigitalCollectionThumbnailHandler.ashx

1494 ms

DigitalCollectionThumbnailHandler.ashx

DigitalCollectionThumbnailHandler.ashx

1494 ms

DigitalCollectionThumbnailHandler.ashx

DigitalCollectionThumbnailHandler.ashx

1495 ms

DigitalCollectionThumbnailHandler.ashx

DigitalCollectionThumbnailHandler.ashx

1495 ms

DigitalCollectionThumbnailHandler.ashx

DigitalCollectionThumbnailHandler.ashx

1492 ms

DigitalCollectionThumbnailHandler.ashx

DigitalCollectionThumbnailHandler.ashx

1492 ms

DigitalCollectionThumbnailHandler.ashx

DigitalCollectionThumbnailHandler.ashx

1496 ms

DigitalCollectionThumbnailHandler.ashx

DigitalCollectionThumbnailHandler.ashx

1498 ms

DigitalCollectionThumbnailHandler.ashx

DigitalCollectionThumbnailHandler.ashx

1498 ms

DigitalCollectionThumbnailHandler.ashx

DigitalCollectionThumbnailHandler.ashx

1498 ms

DigitalCollectionThumbnailHandler.ashx

DigitalCollectionThumbnailHandler.ashx

1782 ms

DigitalCollectionThumbnailHandler.ashx

DigitalCollectionThumbnailHandler.ashx

1778 ms

DigitalCollectionThumbnailHandler.ashx

DigitalCollectionThumbnailHandler.ashx

1780 ms

DigitalCollectionThumbnailHandler.ashx

DigitalCollectionThumbnailHandler.ashx

1782 ms

basicimagedownload.ashx

basicimagedownload.ashx

351 ms

basicimagedownload.ashx

basicimagedownload.ashx

353 ms

basicimagedownload.ashx

basicimagedownload.ashx

352 ms

basicimagedownload.ashx

basicimagedownload.ashx

632 ms

basicimagedownload.ashx

basicimagedownload.ashx

357 ms

basicimagedownload.ashx

basicimagedownload.ashx

352 ms

captcha.ashx

captcha.ashx

358 ms

logo_talo_23.svg

logo_talo_23.svg

1774 ms

home.svg

home.svg

352 ms

search.svg

search.svg

353 ms

QGY_z_wNahGAdqQ43RhVcIgYT2Xz5u32K0nXNis.woff

QGY_z_wNahGAdqQ43RhVcIgYT2Xz5u32K0nXNis.woff

63 ms

QGY_z_wNahGAdqQ43RhVcIgYT2Xz5u32K3vXNis.woff

QGY_z_wNahGAdqQ43RhVcIgYT2Xz5u32K3vXNis.woff

318 ms

ermes-font-update.woff

ermes-font-update.woff

325 ms

W98kueezYZo

W98kueezYZo

293 ms

1Pt2g8TAX_SGgBGUi0tGOYEga5W-xg.woff

1Pt2g8TAX_SGgBGUi0tGOYEga5W-xg.woff

67 ms

ComponentConfig.ashx

ComponentConfig.ashx

305 ms

ComponentConfig.ashx

ComponentConfig.ashx

286 ms

www-player.css

www-player.css

259 ms

www-embed-player.js

www-embed-player.js

282 ms

base.js

base.js

306 ms

GetLightSelection

GetLightSelection

415 ms

intersection-observer.js

intersection-observer.js

405 ms

ComponentConfig.ashx

ComponentConfig.ashx

405 ms

ComponentConfig.ashx

ComponentConfig.ashx

349 ms

3523.4e4f28249d828bd60949.js

3523.4e4f28249d828bd60949.js

314 ms

ad_status.js

ad_status.js

232 ms

1AiCzlAXOvKBjKQ6-ZkwShm4tpQuZWMhqjO5xqGcWBk.js

1AiCzlAXOvKBjKQ6-ZkwShm4tpQuZWMhqjO5xqGcWBk.js

250 ms

embed.js

embed.js

64 ms

6479.053fe17c6c5238fd692d.js

6479.053fe17c6c5238fd692d.js

186 ms

4253.44f5e2b353c6f46bd48a.js

4253.44f5e2b353c6f46bd48a.js

125 ms

id

id

80 ms

KFOmCnqEu92Fr1Mu4mxM.woff

KFOmCnqEu92Fr1Mu4mxM.woff

81 ms

KFOlCnqEu92Fr1MmEU9fBBc-.woff

KFOlCnqEu92Fr1MmEU9fBBc-.woff

82 ms

7166.3e05f3d79b18e8c141c2.js

7166.3e05f3d79b18e8c141c2.js

428 ms

fa-solid-900.woff

fa-solid-900.woff

380 ms

fa-regular-400.woff

fa-regular-400.woff

379 ms

Accessibility Review

tous-a-lopera.fr accessibility score

88

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

tous-a-lopera.fr best practices score

67

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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

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

tous-a-lopera.fr SEO score

77

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

High

Page is blocked from indexing

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 Tous-a-lopera.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 Tous-a-lopera.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

tous-a-lopera.fr

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