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siae.fr screenshot

Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 67% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 85

    SEO

    Google-friendlier than
    56% of websites

siae.fr

Accueil - SIAE 2025

Page Load Speed

1.1 sec in total

First Response

339 ms

Resources Loaded

653 ms

Page Rendered

121 ms

siae.fr screenshot

About Website

Welcome to siae.fr homepage info - get ready to check SIAE best content for France right away, or after learning these important things about siae.fr

Depuis plus d’un siècle, Le Salon International de l’Aéronautique et de l’Espace (SIAE) de Paris-Le Bourget est le premier et le plus grand évènement au monde consacré à l’industrie aéronautique et sp...

Visit siae.fr

Key Findings

We analyzed Siae.fr page load time and found that the first response time was 339 ms and then it took 774 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

siae.fr performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.5 s

1/100

10%

LCP (Largest Contentful Paint)

Value15.4 s

0/100

25%

SI (Speed Index)

Value11.6 s

4/100

10%

TBT (Total Blocking Time)

Value1,230 ms

20/100

30%

CLS (Cumulative Layout Shift)

Value0.044

99/100

15%

TTI (Time to Interactive)

Value15.4 s

7/100

10%

Network Requests Diagram

siae.fr

339 ms

message_bck.jpg

82 ms

logo.png

157 ms

newsMail.jpg

312 ms

Our browser made a total of 4 requests to load all elements on the main page. We found that all of those requests were addressed to Siae.fr and no external sources were called. The less responsive or slowest element that took the longest time to load (339 ms) belongs to the original domain Siae.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 3.0 kB (5%)

Content Size

57.0 kB

After Optimization

53.9 kB

  • HTML
  • Images

In fact, the total size of Siae.fr main page is 57.0 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only 5% of websites need less resources to load. Images take 55.1 kB which makes up the majority of the site volume.

HTML Optimization

-59%

Potential reduce by 1.1 kB

  • Original 1.9 kB
  • After minification 1.5 kB
  • After compression 768 B

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 335 B, which is 18% 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 1.1 kB or 59% of the original size.

Image Optimization

-4%

Potential reduce by 1.9 kB

  • Original 55.1 kB
  • After minification 53.1 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. SIAE images are well optimized though.

Requests Breakdown

We found no issues to fix!

Requests Now

3

After Optimization

3

  • Images

The browser has sent 3 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SIAE. According to our analytics all requests are already optimized.

Network Requests Diagram

siae.fr

siae.fr

339 ms

message_bck.jpg

message_bck.jpg

82 ms

logo.png

logo.png

157 ms

newsMail.jpg

newsMail.jpg

312 ms

Accessibility Review

siae.fr accessibility score

87

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

siae.fr best practices score

75

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

siae.fr SEO score

85

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

Language and Encoding

  • Language Detected

    FR

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Siae.fr can be misinterpreted by Google and other search engines. Our service has detected that French 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 Siae.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

siae.fr

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