Tools & Wizards About Us
rc-diffusion.fr screenshot

Report Summary

  • 9

    Performance

    Renders faster than
    23% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

rc-diffusion.fr

RC Diffusion modélisme voitures télécommandées électriques et thermiques modélisme rc

Page Load Speed

4.6 sec in total

First Response

289 ms

Resources Loaded

3.9 sec

Page Rendered

482 ms

rc-diffusion.fr screenshot

About Website

Click here to check amazing RC Diffusion content. Otherwise, check out these important facts you probably never knew about rc-diffusion.fr

Rc-diffusion est une boutique en ligne de modélisme RC. Vente de modèles réduits radio commandés. Grand choix de voitures télécommandées électriques et thermiques parmi les plus grandes marques: Kyosh...

Visit rc-diffusion.fr

Key Findings

We analyzed Rc-diffusion.fr page load time and found that the first response time was 289 ms and then it took 4.3 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

rc-diffusion.fr performance score

9

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

17/100

10%

LCP (Largest Contentful Paint)

Value14.2 s

0/100

25%

SI (Speed Index)

Value12.0 s

4/100

10%

TBT (Total Blocking Time)

Value1,900 ms

8/100

30%

CLS (Cumulative Layout Shift)

Value0.377

28/100

15%

TTI (Time to Interactive)

Value22.3 s

1/100

10%

Network Requests Diagram

rc-diffusion.fr

289 ms

www.rc-diffusion.com

1052 ms

web.all.css

331 ms

custom.all.css

297 ms

spe.all.css

316 ms

Our browser made a total of 55 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Rc-diffusion.fr, 58% (32 requests) were made to Rc-diffusion.com and 15% (8 requests) were made to Smart-widget-assets.ekomiapps.de. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Rc-diffusion.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 192.1 kB (22%)

Content Size

876.4 kB

After Optimization

684.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Rc-diffusion.fr main page is 876.4 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 75% 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. Javascripts take 443.7 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 181.7 kB

  • Original 212.5 kB
  • After minification 206.6 kB
  • After compression 30.8 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 181.7 kB or 85% of the original size.

Image Optimization

-4%

Potential reduce by 8.2 kB

  • Original 201.0 kB
  • After minification 192.8 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. RC Diffusion images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 2.2 kB

  • Original 443.7 kB
  • After minification 443.7 kB
  • After compression 441.5 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 67 B

  • Original 19.2 kB
  • After minification 19.2 kB
  • After compression 19.2 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. Rc-diffusion.fr has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 18 (40%)

Requests Now

45

After Optimization

27

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of RC Diffusion. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

rc-diffusion.fr

rc-diffusion.fr

289 ms

www.rc-diffusion.com

www.rc-diffusion.com

1052 ms

web.all.css

web.all.css

331 ms

custom.all.css

custom.all.css

297 ms

spe.all.css

spe.all.css

316 ms

lib.all.css

lib.all.css

427 ms

jquery-1.8.3.min+lazyload.js

jquery-1.8.3.min+lazyload.js

569 ms

ld.js

ld.js

13 ms

lib.all.js

lib.all.js

754 ms

web.all.js

web.all.js

542 ms

axios.min.js

axios.min.js

368 ms

ekomi_logo.png

ekomi_logo.png

43 ms

cancel.svg

cancel.svg

234 ms

logo_mobile_1.png

logo_mobile_1.png

235 ms

plusone.js

plusone.js

234 ms

widgets.js

widgets.js

430 ms

all.js

all.js

233 ms

syncframe

syncframe

229 ms

FranklinGothic-Book.svg

FranklinGothic-Book.svg

424 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

427 ms

texture-beton.png

texture-beton.png

414 ms

widget.js

widget.js

215 ms

btn-recherche.png

btn-recherche.png

406 ms

FranklinGothic-Medium.svg

FranklinGothic-Medium.svg

410 ms

Roboto-Regular-webfont.svg

Roboto-Regular-webfont.svg

395 ms

55263_grande.png

55263_grande.png

494 ms

55270_grande.gif

55270_grande.gif

311 ms

etoiles.png

etoiles.png

311 ms

FranklinGothic-Demi.svg

FranklinGothic-Demi.svg

571 ms

FranklinGothic-DemiCond.svg

FranklinGothic-DemiCond.svg

490 ms

FranklinGothic-Heavy.svg

FranklinGothic-Heavy.svg

466 ms

55264_grande.gif

55264_grande.gif

362 ms

FranklinGothic-MediumCond.svg

FranklinGothic-MediumCond.svg

252 ms

all.js

all.js

33 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

24 ms

x-widget.js

x-widget.js

21 ms

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

128 ms

FranklinGothic-Book.ttf

FranklinGothic-Book.ttf

230 ms

FranklinGothic-Medium.ttf

FranklinGothic-Medium.ttf

307 ms

Roboto-Regular-webfont.ttf

Roboto-Regular-webfont.ttf

230 ms

event

event

490 ms

207 ms

jquery.min.js

jquery.min.js

27 ms

settings

settings

178 ms

FranklinGothic-Demi.ttf

FranklinGothic-Demi.ttf

324 ms

FranklinGothic-DemiCond.ttf

FranklinGothic-DemiCond.ttf

396 ms

FranklinGothic-Heavy.ttf

FranklinGothic-Heavy.ttf

559 ms

FranklinGothic-MediumCond.ttf

FranklinGothic-MediumCond.ttf

284 ms

sf15231064303635ab844.json

sf15231064303635ab844.json

74 ms

sf1523106421a6bddf916.json

sf1523106421a6bddf916.json

75 ms

126_de.json

126_de.json

395 ms

100_de.json

100_de.json

404 ms

widget.css

widget.css

41 ms

152310_seller_summary.json

152310_seller_summary.json

136 ms

ekomi-slick.min.css

ekomi-slick.min.css

46 ms

Accessibility Review

rc-diffusion.fr accessibility score

68

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

High

ARIA input fields do not have accessible names

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

rc-diffusion.fr best practices score

50

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

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

rc-diffusion.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

robots.txt is not valid

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

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rc-diffusion.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 Rc-diffusion.fr 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

rc-diffusion.fr

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