Tools & Wizards About Us
cer-cerov.fr screenshot

Report Summary

  • 32

    Performance

    Renders faster than
    52% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

cer-cerov.fr

Accueil - C.E.R CEROV, auto-école à Olonne-sur-Mer, Château-d'Olonne, La Roche-sur-Yon et Talmont-Saint-Hilaire

Page Load Speed

5.4 sec in total

First Response

256 ms

Resources Loaded

4.8 sec

Page Rendered

310 ms

cer-cerov.fr screenshot

About Website

Click here to check amazing C E R CEROV content. Otherwise, check out these important facts you probably never knew about cer-cerov.fr

retrouvez toute les dates de stages de récupération de points à Nantes, Orvault, Angers, Cholet la Roche, Les Sables, Olonne et Challans. En Loire-Atlantique, Maine et Loire et Vendée ainsi que les Pe...

Visit cer-cerov.fr

Key Findings

We analyzed Cer-cerov.fr page load time and found that the first response time was 256 ms and then it took 5.1 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

cer-cerov.fr performance score

32

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

14/100

10%

LCP (Largest Contentful Paint)

Value5.9 s

14/100

25%

SI (Speed Index)

Value12.2 s

3/100

10%

TBT (Total Blocking Time)

Value660 ms

45/100

30%

CLS (Cumulative Layout Shift)

Value0.114

86/100

15%

TTI (Time to Interactive)

Value15.7 s

6/100

10%

Network Requests Diagram

cer-cerov.fr

256 ms

cer-cerov.fr

334 ms

www.cer-cerov.fr

705 ms

style-ODY2NQ==.css

777 ms

style3.min.css

595 ms

Our browser made a total of 62 requests to load all elements on the main page. We found that 21% of them (13 requests) were addressed to the original Cer-cerov.fr, 44% (27 requests) were made to Viteunsite.com and 6% (4 requests) were made to Opinionsystem.fr. The less responsive or slowest element that took the longest time to load (1.9 sec) relates to the external source Viteunsite.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 302.1 kB (7%)

Content Size

4.3 MB

After Optimization

4.0 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Cer-cerov.fr main page is 4.3 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 4.2 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 60.4 kB

  • Original 76.7 kB
  • After minification 68.0 kB
  • After compression 16.3 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 8.7 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 60.4 kB or 79% of the original size.

Image Optimization

-6%

Potential reduce by 241.5 kB

  • Original 4.2 MB
  • After minification 3.9 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. C E R CEROV images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 103 B

  • Original 87.6 kB
  • After minification 87.6 kB
  • After compression 87.5 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.

Requests Breakdown

Number of requests can be reduced by 22 (42%)

Requests Now

53

After Optimization

31

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 53 CSS, Javascripts, AJAX and image requests in order to completely render the main page of C E R CEROV. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

cer-cerov.fr

cer-cerov.fr

256 ms

cer-cerov.fr

cer-cerov.fr

334 ms

www.cer-cerov.fr

www.cer-cerov.fr

705 ms

style-ODY2NQ==.css

style-ODY2NQ==.css

777 ms

style3.min.css

style3.min.css

595 ms

a6f6684ff2.js

a6f6684ff2.js

97 ms

tarteaucitron.js

tarteaucitron.js

510 ms

javascript3.min.js

javascript3.min.js

964 ms

js

js

72 ms

js

js

97 ms

sdk.js

sdk.js

42 ms

css

css

33 ms

css

css

49 ms

css

css

55 ms

gtm.js

gtm.js

120 ms

logo_moncompteformation_rvb_300p.png

logo_moncompteformation_rvb_300p.png

113 ms

company_rating.php

company_rating.php

581 ms

cer-logo.png

cer-logo.png

97 ms

transparent.png

transparent.png

98 ms

document-pdf.png

document-pdf.png

98 ms

rond-permis-b.png

rond-permis-b.png

125 ms

rond-code-duo.png

rond-code-duo.png

488 ms

rond-conduite-supervisee.png

rond-conduite-supervisee.png

486 ms

rond-permis-b-automatique.png

rond-permis-b-automatique.png

386 ms

rond-permis-7h-125.png

rond-permis-7h-125.png

409 ms

rond-permis-a1.png

rond-permis-a1.png

670 ms

rond-permis-a2.png

rond-permis-a2.png

632 ms

rond-permis-a.png

rond-permis-a.png

575 ms

enseignants-f-fd-rge.png

enseignants-f-fd-rge.png

823 ms

formules-fd-rge.png

formules-fd-rge.png

623 ms

outils-fd-rge.png

outils-fd-rge.png

545 ms

delais-fd-rge.png

delais-fd-rge.png

626 ms

actions-de-formation-e1651846993564_MAIN.png

actions-de-formation-e1651846993564_MAIN.png

382 ms

logo-permis-1-euro-jour-large_300p.jpg

logo-permis-1-euro-jour-large_300p.jpg

567 ms

logo_ecole_de_conduite_0-1_0_200p.png

logo_ecole_de_conduite_0-1_0_200p.png

499 ms

vitrine%20chateau%201_PERSO.jpg

vitrine%20chateau%201_PERSO.jpg

1392 ms

AGENCE%20OLONNE_PERSO.jpg

AGENCE%20OLONNE_PERSO.jpg

828 ms

Vitrine%20TALMONT_PERSO.jpg

Vitrine%20TALMONT_PERSO.jpg

843 ms

AGENCE%20LA%20ROCHE_PERSO.jpg

AGENCE%20LA%20ROCHE_PERSO.jpg

1745 ms

adherentOS-visuel-google-my-business-2019_200p.jpg

adherentOS-visuel-google-my-business-2019_200p.jpg

827 ms

01_PERSO.png

01_PERSO.png

908 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

158 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

288 ms

KFOlCnqEu92Fr1MmSU5fBBc9.ttf

KFOlCnqEu92Fr1MmSU5fBBc9.ttf

311 ms

KFOlCnqEu92Fr1MmWUlfBBc9.ttf

KFOlCnqEu92Fr1MmWUlfBBc9.ttf

332 ms

glyphicons-halflings-regular.woff

glyphicons-halflings-regular.woff

561 ms

iframe_api

iframe_api

264 ms

en_route_vers_le_permis.jpg

en_route_vers_le_permis.jpg

838 ms

le_plaisir_de_conduire.jpg

le_plaisir_de_conduire.jpg

1898 ms

enjoy_riding.jpg

enjoy_riding.jpg

1286 ms

sdk.js

sdk.js

64 ms

revicons.woff

revicons.woff

372 ms

136 ms

www-widgetapi.js

www-widgetapi.js

3 ms

logo_rating.png

logo_rating.png

70 ms

star_off_16.png

star_off_16.png

138 ms

star_on_16.png

star_on_16.png

206 ms

tarteaucitron.css

tarteaucitron.css

84 ms

tarteaucitron.en.js

tarteaucitron.en.js

83 ms

like.php

like.php

373 ms

tarteaucitron.services.js

tarteaucitron.services.js

87 ms

FEppCFCt76d.png

FEppCFCt76d.png

25 ms

Accessibility Review

cer-cerov.fr accessibility score

96

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

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

High

Links do not have a discernible name

Best Practices

cer-cerov.fr best practices score

83

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

Missing source maps for large first-party JavaScript

SEO Factors

cer-cerov.fr SEO score

99

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

High

Tap targets are not sized appropriately

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 Cer-cerov.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 Cer-cerov.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

cer-cerov.fr

Open Graph description is not detected on the main page of C E R CEROV. 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: