Tools & Wizards About Us
vertdeterre.com screenshot

Report Summary

  • 97

    Performance

    Renders faster than
    94% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

vertdeterre.com

VerTdeTerre.com, identification aisée des espèces dans la nature, animaux, végétaux et plus encore

Page Load Speed

1.5 sec in total

First Response

289 ms

Resources Loaded

1.1 sec

Page Rendered

123 ms

vertdeterre.com screenshot

About Website

Welcome to vertdeterre.com homepage info - get ready to check Ver Tde Terre best content for France right away, or after learning these important things about vertdeterre.com

VerTdeTerre.com, une fenêtre ouverte sur la nature à votre porte, assistant naturaliste astronomique

Visit vertdeterre.com

Key Findings

We analyzed Vertdeterre.com page load time and found that the first response time was 289 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

vertdeterre.com performance score

97

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.8 s

100/100

10%

LCP (Largest Contentful Paint)

Value0.9 s

100/100

25%

SI (Speed Index)

Value1.0 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.124

83/100

15%

TTI (Time to Interactive)

Value0.8 s

100/100

10%

Network Requests Diagram

vertdeterre.com

289 ms

vert.css

85 ms

wwwvtt.jpg

180 ms

ciel.jpg

173 ms

balbuzard_pecheur3.jpg

242 ms

Our browser made a total of 16 requests to load all elements on the main page. We found that all of those requests were addressed to Vertdeterre.com and no external sources were called. The less responsive or slowest element that took the longest time to load (695 ms) belongs to the original domain Vertdeterre.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 114.7 kB (22%)

Content Size

518.9 kB

After Optimization

404.3 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Vertdeterre.com main page is 518.9 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. Only 5% of websites need less resources to load. Images take 506.0 kB which makes up the majority of the site volume.

HTML Optimization

-69%

Potential reduce by 8.6 kB

  • Original 12.4 kB
  • After minification 12.4 kB
  • After compression 3.8 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 8.6 kB or 69% of the original size.

Image Optimization

-21%

Potential reduce by 106.0 kB

  • Original 506.0 kB
  • After minification 400.1 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, Ver Tde Terre needs image optimization as it can save up to 106.0 kB or 21% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

CSS Optimization

-16%

Potential reduce by 81 B

  • Original 496 B
  • After minification 496 B
  • After compression 415 B

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. Vertdeterre.com needs all CSS files to be minified and compressed as it can save up to 81 B or 16% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

15

After Optimization

15

  • Images
  • CSS

The browser has sent 15 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ver Tde Terre. According to our analytics all requests are already optimized.

Network Requests Diagram

vertdeterre.com

vertdeterre.com

289 ms

vert.css

vert.css

85 ms

wwwvtt.jpg

wwwvtt.jpg

180 ms

ciel.jpg

ciel.jpg

173 ms

balbuzard_pecheur3.jpg

balbuzard_pecheur3.jpg

242 ms

stratus.jpg

stratus.jpg

263 ms

amandier.jpg

amandier.jpg

337 ms

cerf_noble2.jpg

cerf_noble2.jpg

289 ms

homme.jpg

homme.jpg

386 ms

_inconnu1.jpg

_inconnu1.jpg

304 ms

adonis_annua.jpg

adonis_annua.jpg

402 ms

couleuvre_verte_et_jaune2.jpg

couleuvre_verte_et_jaune2.jpg

366 ms

terre.jpg

terre.jpg

375 ms

accueiljour.gif

accueiljour.gif

443 ms

telenmain.gif

telenmain.gif

426 ms

photo.jpg

photo.jpg

695 ms

Accessibility Review

vertdeterre.com accessibility score

93

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

vertdeterre.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

SEO Factors

vertdeterre.com SEO score

77

Search Engine Optimization Advices

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 Vertdeterre.com 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 Vertdeterre.com 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

vertdeterre.com

Open Graph description is not detected on the main page of Ver Tde Terre. 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: