Access delagrave-edition.fr. Editions Delagrave | Enseignement technique et professionnel

Report Summary

About Website

Welcome to delagrave-edition.fr homepage info - get ready to check Delagrave Edition best content right away, or after learning these important things about delagrave-edition.fr

Ouvrages pour l'enseignement technique et professionnel : manuels pour le lycée, préparation au bac, BTS et ouvrages de référence.

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name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

39/100

10%

LCP (Largest Contentful Paint)

Value7.3 s

5/100

25%

SI (Speed Index)

Value5.3 s

58/100

10%

TBT (Total Blocking Time)

Value630 ms

47/100

30%

CLS (Cumulative Layout Shift)

Value0.013

100/100

15%

TTI (Time to Interactive)

Value15.0 s

7/100

10%

delagrave-edition.fr

257 ms

www.editions-delagrave.fr

418 ms

css__xr8U_FGf2TDQeF5eGtE0xUUrynypdNWoc7yVTlIO4w.css

81 ms

css_lfZeXxUbIylCrYP_frGY3i6IUJl-CDWUgG3t7t5EpxY.css

243 ms

css_tH0B5Kzk31ZBrzlbFb_imXIgptlttu3n_uDwIQ1zcDM.css

241 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Delagrave-edition.fr, 97% (62 requests) were made to Editions-delagrave.fr and 2% (1 request) were made to Cdn.optinly.net. The less responsive or slowest element that took the longest time to load (876 ms) relates to the external source Editions-delagrave.fr.

Content Size

3.7 MB

After Optimization

3.3 MB

In fact, the total size of Delagrave-edition.fr main page is 3.7 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. 65% of websites need less resources to load. Images take 3.5 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 97.8 kB

Original 114.7 kB
After minification 103.2 kB
After compression 16.9 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. 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 97.8 kB or 85% of the original size.

Image Optimization

-10%

Potential reduce by 354.2 kB

Original 3.5 MB
After minification 3.1 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. Delagrave Edition images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 3.2 kB

Original 77.4 kB
After minification 77.4 kB
After compression 74.2 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

-1%

Potential reduce by 272 B

Original 44.0 kB
After minification 43.8 kB
After compression 43.7 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. Delagrave-edition.fr has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Delagrave Edition. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

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

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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/).

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 Delagrave-edition.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 Delagrave-edition.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

delagrave-edition.fr

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Editions Delagrave | Enseignement technique et professionnel

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

delagrave-edition.fr

www.editions-delagrave.fr

css__xr8U_FGf2TDQeF5eGtE0xUUrynypdNWoc7yVTlIO4w.css

css_lfZeXxUbIylCrYP_frGY3i6IUJl-CDWUgG3t7t5EpxY.css

css_tH0B5Kzk31ZBrzlbFb_imXIgptlttu3n_uDwIQ1zcDM.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

delagrave-edition.fr

www.editions-delagrave.fr

css__xr8U_FGf2TDQeF5eGtE0xUUrynypdNWoc7yVTlIO4w.css

css_lfZeXxUbIylCrYP_frGY3i6IUJl-CDWUgG3t7t5EpxY.css

css_tH0B5Kzk31ZBrzlbFb_imXIgptlttu3n_uDwIQ1zcDM.css

logo-delagrave-blue.svg

js_ACMrgjxrdMc8S3FvMmwWlHn_3WXSvrQNhkx0k5_FGzA.js

tarteaucitron.js

magnard.tarteaucitron.services.js

js_hVkfjPoDY1D-1G_fdL75jrB6ZXlJXygRe7U9BXPFCnE.js

optinly.js

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