Tools & Wizards About Us
aereco.fr screenshot

Report Summary

  • 29

    Performance

    Renders faster than
    49% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

aereco.fr

La ventilation modulée automatiquement adaptée au besoin | Aereco

Page Load Speed

6.3 sec in total

First Response

1.3 sec

Resources Loaded

4.8 sec

Page Rendered

179 ms

aereco.fr screenshot

About Website

Click here to check amazing Aereco content. Otherwise, check out these important facts you probably never knew about aereco.fr

Aereco développe des solutions de ventilation innovantes pour les bâtiments résidentiels et les bureaux avec un concept clé : la modulation des débits d’air en fonction des besoins.

Visit aereco.fr

Key Findings

We analyzed Aereco.fr page load time and found that the first response time was 1.3 sec and then it took 5 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

aereco.fr performance score

29

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value11.8 s

0/100

10%

LCP (Largest Contentful Paint)

Value21.5 s

0/100

25%

SI (Speed Index)

Value21.7 s

0/100

10%

TBT (Total Blocking Time)

Value310 ms

77/100

30%

CLS (Cumulative Layout Shift)

Value0.314

37/100

15%

TTI (Time to Interactive)

Value25.0 s

0/100

10%

Network Requests Diagram

www.aereco.fr

1304 ms

language-selector.css

157 ms

style.css

683 ms

style_cf.css

688 ms

print.css

605 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 94% of them (45 requests) were addressed to the original Aereco.fr, 4% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Aereco.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 370.6 kB (35%)

Content Size

1.0 MB

After Optimization

673.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Aereco.fr main page is 1.0 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. 35% of websites need less resources to load. Images take 684.2 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 41.6 kB

  • Original 49.4 kB
  • After minification 44.2 kB
  • After compression 7.9 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 5.2 kB, which is 11% 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 41.6 kB or 84% of the original size.

Image Optimization

-16%

Potential reduce by 111.0 kB

  • Original 684.2 kB
  • After minification 573.3 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. Obviously, Aereco needs image optimization as it can save up to 111.0 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-63%

Potential reduce by 130.7 kB

  • Original 208.0 kB
  • After minification 198.6 kB
  • After compression 77.3 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 130.7 kB or 63% of the original size.

CSS Optimization

-85%

Potential reduce by 87.4 kB

  • Original 102.4 kB
  • After minification 75.4 kB
  • After compression 15.0 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. Aereco.fr needs all CSS files to be minified and compressed as it can save up to 87.4 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 22 (47%)

Requests Now

47

After Optimization

25

  • Images
  • JavaScript
  • CSS

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Aereco. 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 from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.aereco.fr

www.aereco.fr

1304 ms

language-selector.css

language-selector.css

157 ms

style.css

style.css

683 ms

style_cf.css

style_cf.css

688 ms

print.css

print.css

605 ms

prettyPhoto.css

prettyPhoto.css

853 ms

jquery-ui-1.8.16.custom.css

jquery-ui-1.8.16.custom.css

891 ms

css

css

24 ms

q-and-a.css

q-and-a.css

237 ms

theme-my-login.css

theme-my-login.css

320 ms

jquery-1.7.1.min.js

jquery-1.7.1.min.js

568 ms

mailchimp-widget-min.js

mailchimp-widget-min.js

649 ms

jquery-ui-1.8.16.custom.min.js

jquery-ui-1.8.16.custom.min.js

760 ms

sitepress.js

sitepress.js

732 ms

jquery.easing.1.3.js

jquery.easing.1.3.js

766 ms

jquery.cycle.all.min.js

jquery.cycle.all.min.js

850 ms

jquery.prettyPhoto.js

jquery.prettyPhoto.js

818 ms

script.js

script.js

845 ms

qa.js

qa.js

782 ms

analytics.js

analytics.js

64 ms

bg3.png

bg3.png

91 ms

aereco-logo-@2x.png

aereco-logo-@2x.png

90 ms

icones_RS_25x25-09.jpg

icones_RS_25x25-09.jpg

248 ms

icones_RS_25x25-10.jpg

icones_RS_25x25-10.jpg

243 ms

icones_RS_25x25-11.jpg

icones_RS_25x25-11.jpg

243 ms

icones_RS_25x25-15.jpg

icones_RS_25x25-15.jpg

241 ms

slider_left.gif

slider_left.gif

171 ms

slider_right.gif

slider_right.gif

169 ms

background-slide-dark.png

background-slide-dark.png

253 ms

timthumb.php

timthumb.php

887 ms

timthumb.php

timthumb.php

1479 ms

timthumb.php

timthumb.php

1528 ms

timthumb.php

timthumb.php

1602 ms

timthumb.php

timthumb.php

1416 ms

timthumb.php

timthumb.php

1449 ms

timthumb.php

timthumb.php

969 ms

timthumb.php

timthumb.php

1054 ms

menu_back_test.png

menu_back_test.png

1134 ms

search.png

search.png

1216 ms

pixel.gif

pixel.gif

1301 ms

background.gif

background.gif

1383 ms

about_us_banner_1000x400-100x81.jpg

about_us_banner_1000x400-100x81.jpg

1465 ms

Nordbygg-100x81.jpg

Nordbygg-100x81.jpg

1498 ms

aereco-catalogue-produits-100x81.jpg

aereco-catalogue-produits-100x81.jpg

1530 ms

collect

collect

60 ms

arrow-blue.png

arrow-blue.png

1513 ms

bv_2015.png

bv_2015.png

1522 ms

ui-bg_highlight-soft_100_eeeeee_1x100.png

ui-bg_highlight-soft_100_eeeeee_1x100.png

1507 ms

Accessibility Review

aereco.fr accessibility score

82

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

aereco.fr best practices score

58

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

High

Serves images with low resolution

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

aereco.fr SEO score

86

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 Aereco.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 Aereco.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

aereco.fr

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