Tools & Wizards About Us

Report Summary

  • 91

    Performance

    Renders faster than
    91% of other websites

  • 63

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 58

    SEO

    Google-friendlier than
    21% of websites

lafondation-paris.com

La Fondation - Paris, archives sonores et visuelles

Page Load Speed

12.8 sec in total

First Response

1.1 sec

Resources Loaded

8.1 sec

Page Rendered

3.5 sec

About Website

Welcome to lafondation-paris.com homepage info - get ready to check La Fondation Paris best content right away, or after learning these important things about lafondation-paris.com

Archives sonores et visuelles du collectif parisien La Fondation

Visit lafondation-paris.com

Key Findings

We analyzed Lafondation-paris.com page load time and found that the first response time was 1.1 sec and then it took 11.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

lafondation-paris.com performance score

91

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.5 s

96/100

10%

LCP (Largest Contentful Paint)

Value2.8 s

84/100

25%

SI (Speed Index)

Value2.3 s

99/100

10%

TBT (Total Blocking Time)

Value240 ms

85/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.8 s

100/100

10%

Network Requests Diagram

lafondation-paris.com

1131 ms

LF_styles.css

203 ms

back.jpg

129 ms

LaFondation.jpg

375 ms

SousTitre.gif

281 ms

Our browser made a total of 150 requests to load all elements on the main page. We found that 99% of them (148 requests) were addressed to the original Lafondation-paris.com, 1% (1 request) were made to Direct-stats.com and 1% (1 request) were made to Logv31.xiti.com. The less responsive or slowest element that took the longest time to load (5 sec) belongs to the original domain Lafondation-paris.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 128.6 kB (4%)

Content Size

3.0 MB

After Optimization

2.8 MB

  • HTML
  • Images
  • CSS

In fact, the total size of Lafondation-paris.com main page is 3.0 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. 60% of websites need less resources to load. Images take 2.8 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 112.7 kB

  • Original 130.3 kB
  • After minification 101.5 kB
  • After compression 17.5 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. This page needs HTML code to be minified as it can gain 28.7 kB, which is 22% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 112.7 kB or 87% of the original size.

Image Optimization

-1%

Potential reduce by 14.7 kB

  • Original 2.8 MB
  • After minification 2.8 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. La Fondation Paris images are well optimized though.

CSS Optimization

-83%

Potential reduce by 1.2 kB

  • Original 1.4 kB
  • After minification 1.2 kB
  • After compression 250 B

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. Lafondation-paris.com needs all CSS files to be minified and compressed as it can save up to 1.2 kB or 83% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

148

After Optimization

148

  • Images
  • CSS

The browser has sent 148 CSS, Javascripts, AJAX and image requests in order to completely render the main page of La Fondation Paris. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

lafondation-paris.com accessibility score

63

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.

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

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

lafondation-paris.com best practices score

58

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

lafondation-paris.com SEO score

58

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lafondation-paris.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 Lafondation-paris.com main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of La Fondation Paris. 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: