Tools & Wizards About Us
cernex.fr screenshot

Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

cernex.fr

L'accueil

Page Load Speed

6.8 sec in total

First Response

2.1 sec

Resources Loaded

4.4 sec

Page Rendered

357 ms

cernex.fr screenshot

About Website

Visit cernex.fr now to see the best up-to-date Cernex content and also check out these interesting facts you probably never knew about cernex.fr

Site officiel de la commune de Cernex - Haute-Savoie - 74350

Visit cernex.fr

Key Findings

We analyzed Cernex.fr page load time and found that the first response time was 2.1 sec and then it took 4.8 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

cernex.fr performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.6 s

5/100

10%

LCP (Largest Contentful Paint)

Value6.8 s

7/100

25%

SI (Speed Index)

Value8.6 s

17/100

10%

TBT (Total Blocking Time)

Value1,220 ms

20/100

30%

CLS (Cumulative Layout Shift)

Value0.051

99/100

15%

TTI (Time to Interactive)

Value12.1 s

16/100

10%

Network Requests Diagram

cernex.fr

2082 ms

site.css

249 ms

content.css

234 ms

rokbox.css

275 ms

jcemediabox.min.css

283 ms

Our browser made a total of 87 requests to load all elements on the main page. We found that 77% of them (67 requests) were addressed to the original Cernex.fr, 20% (17 requests) were made to V.calameo.com and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.1 sec) belongs to the original domain Cernex.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 212.3 kB (24%)

Content Size

873.1 kB

After Optimization

660.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cernex.fr main page is 873.1 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. 55% of websites need less resources to load. Javascripts take 327.6 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 98.1 kB

  • Original 113.4 kB
  • After minification 70.7 kB
  • After compression 15.2 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 42.7 kB, which is 38% 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 98.1 kB or 87% of the original size.

Image Optimization

-0%

Potential reduce by 310 B

  • Original 200.5 kB
  • After minification 200.2 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. Cernex images are well optimized though.

JavaScript Optimization

-16%

Potential reduce by 51.2 kB

  • Original 327.6 kB
  • After minification 327.6 kB
  • After compression 276.4 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 51.2 kB or 16% of the original size.

CSS Optimization

-27%

Potential reduce by 62.7 kB

  • Original 231.6 kB
  • After minification 231.4 kB
  • After compression 168.9 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. Cernex.fr needs all CSS files to be minified and compressed as it can save up to 62.7 kB or 27% of the original size.

Requests Breakdown

Number of requests can be reduced by 57 (85%)

Requests Now

67

After Optimization

10

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 67 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cernex. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 35 to 1 for JavaScripts and from 24 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

cernex.fr

cernex.fr

2082 ms

site.css

site.css

249 ms

content.css

content.css

234 ms

rokbox.css

rokbox.css

275 ms

jcemediabox.min.css

jcemediabox.min.css

283 ms

bootstrap.css

bootstrap.css

391 ms

master-41f06da2f6578df7d5d06439364f5f89.css

master-41f06da2f6578df7d5d06439364f5f89.css

397 ms

master-gecko.css

master-gecko.css

330 ms

demo-41f06da2f6578df7d5d06439364f5f89.css

demo-41f06da2f6578df7d5d06439364f5f89.css

356 ms

mediaqueries.css

mediaqueries.css

370 ms

grid-flexbox-responsive.css

grid-flexbox-responsive.css

366 ms

menu-dropdown-direction.css

menu-dropdown-direction.css

412 ms

menu.css

menu.css

438 ms

rt_ricochet-custom.css

rt_ricochet-custom.css

450 ms

style_front-end.css

style_front-end.css

402 ms

module_default.css

module_default.css

424 ms

acytooltip.css

acytooltip.css

431 ms

bootstrap.css

bootstrap.css

539 ms

bootstrap-responsive.css

bootstrap-responsive.css

467 ms

jevcustom.css

jevcustom.css

473 ms

mosaic.css

mosaic.css

493 ms

slideshow.css

slideshow.css

519 ms

rokajaxsearch.css

rokajaxsearch.css

530 ms

rokajaxsearch-theme.css

rokajaxsearch-theme.css

544 ms

jquery.min.js

jquery.min.js

555 ms

jquery-noconflict.js

jquery-noconflict.js

574 ms

jquery-migrate.min.js

jquery-migrate.min.js

600 ms

koowa.kquery.js

koowa.kquery.js

615 ms

caption.js

caption.js

622 ms

mootools-core.js

mootools-core.js

699 ms

core.js

core.js

634 ms

mootools-more.js

mootools-more.js

744 ms

rokbox.js

rokbox.js

770 ms

jcemediabox.min.js

jcemediabox.min.js

778 ms

jquery.min.js

jquery.min.js

510 ms

fullnoconflict.js

fullnoconflict.js

434 ms

gantry-totop.js

gantry-totop.js

716 ms

browser-engines.js

browser-engines.js

717 ms

rokmediaqueries.js

rokmediaqueries.js

776 ms

rokmediaqueries.js

rokmediaqueries.js

791 ms

sidemenu.js

sidemenu.js

791 ms

hobrgpdscript.js

hobrgpdscript.js

446 ms

acymailing_module.js

acymailing_module.js

468 ms

acymailing.js

acymailing.js

495 ms

keepalive.js

keepalive.js

757 ms

bootstrap.min.js

bootstrap.min.js

623 ms

mootools-mobile.js

mootools-mobile.js

610 ms

rokmediaqueries.js

rokmediaqueries.js

594 ms

roksprocket.js

roksprocket.js

600 ms

moofx.js

moofx.js

551 ms

roksprocket.request.js

roksprocket.request.js

560 ms

mosaic.js

mosaic.js

572 ms

mosaic.js

mosaic.js

573 ms

features.js

features.js

558 ms

slideshow.js

slideshow.js

558 ms

rokajaxsearch.js

rokajaxsearch.js

557 ms

analytics.js

analytics.js

258 ms

v.calameo.com

v.calameo.com

645 ms

logo.png

logo.png

294 ms

search-icon.png

search-icon.png

295 ms

1600x380-decouvrir.jpg

1600x380-decouvrir.jpg

489 ms

addr.jpg

addr.jpg

294 ms

minilogo.png

minilogo.png

292 ms

merriweather-regular-webfont.woff

merriweather-regular-webfont.woff

129 ms

merriweather-bold-webfont.woff

merriweather-bold-webfont.woff

201 ms

nexa-bold-webfont.woff

nexa-bold-webfont.woff

202 ms

nexa-light-webfont.woff

nexa-light-webfont.woff

202 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

269 ms

bottom-top.png

bottom-top.png

198 ms

collect

collect

67 ms

js

js

99 ms

main.css

main.css

6 ms

loader.js

loader.js

13 ms

roboto-v18-latin-regular.woff

roboto-v18-latin-regular.woff

8 ms

roboto-v18-latin-ext-regular.woff

roboto-v18-latin-ext-regular.woff

27 ms

roboto-v18-vietnamese-regular.woff

roboto-v18-vietnamese-regular.woff

25 ms

roboto-v18-greek-regular.woff

roboto-v18-greek-regular.woff

44 ms

roboto-v18-greek-ext-regular.woff

roboto-v18-greek-ext-regular.woff

42 ms

roboto-v18-cyrillic-regular.woff

roboto-v18-cyrillic-regular.woff

36 ms

roboto-v18-cyrillic-ext-regular.woff

roboto-v18-cyrillic-ext-regular.woff

42 ms

roboto-v18-latin-700.woff

roboto-v18-latin-700.woff

51 ms

roboto-v18-latin-ext-700.woff

roboto-v18-latin-ext-700.woff

72 ms

roboto-v18-vietnamese-700.woff

roboto-v18-vietnamese-700.woff

51 ms

roboto-v18-greek-700.woff

roboto-v18-greek-700.woff

65 ms

roboto-v18-greek-ext-700.woff

roboto-v18-greek-ext-700.woff

57 ms

roboto-v18-cyrillic-700.woff

roboto-v18-cyrillic-700.woff

108 ms

roboto-v18-cyrillic-ext-700.woff

roboto-v18-cyrillic-ext-700.woff

56 ms

Accessibility Review

cernex.fr accessibility score

91

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.

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

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

Best Practices

cernex.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

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

cernex.fr SEO score

100

Search Engine Optimization Advices

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

    FR

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cernex.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 Cernex.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

cernex.fr

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