Tools & Wizards About Us

Report Summary

  • 51

    Performance

    Renders faster than
    69% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

webastro.net

Webastro: la communauté de l'astronomie

Page Load Speed

2.7 sec in total

First Response

447 ms

Resources Loaded

2 sec

Page Rendered

337 ms

About Website

Click here to check amazing Webastro content for France. Otherwise, check out these important facts you probably never knew about webastro.net

Axé sur un forum très actif, Webastro est un portail communautaire convivial destiné à tous ceux qui ont un jour levé les yeux vers les étoiles. De nombreux tutoriels, bons plans et contenus informati...

Visit webastro.net

Key Findings

We analyzed Webastro.net page load time and found that the first response time was 447 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

webastro.net performance score

51

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

32/100

10%

LCP (Largest Contentful Paint)

Value7.0 s

6/100

25%

SI (Speed Index)

Value9.2 s

13/100

10%

TBT (Total Blocking Time)

Value200 ms

89/100

30%

CLS (Cumulative Layout Shift)

Value0.092

91/100

15%

TTI (Time to Interactive)

Value7.4 s

48/100

10%

Network Requests Diagram

webastro.net

447 ms

www.webastro.net

585 ms

341e4a57816af3ba440d891ca87450ff_framework.css

408 ms

05e81b71abe4f22d6eb8d1a929494829_responsive.css

252 ms

20446cf2d164adcc029377cb04d43d17_flags.css

250 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that 80% of them (39 requests) were addressed to the original Webastro.net, 14% (7 requests) were made to Cdn0.webastro.net and 4% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (683 ms) belongs to the original domain Webastro.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 84.2 kB (8%)

Content Size

1.1 MB

After Optimization

979.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Webastro.net main page is 1.1 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. 50% of websites need less resources to load. Images take 587.3 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 79.2 kB

  • Original 92.0 kB
  • After minification 66.9 kB
  • After compression 12.8 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. This page needs HTML code to be minified as it can gain 25.1 kB, which is 27% 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 79.2 kB or 86% of the original size.

Image Optimization

-1%

Potential reduce by 4.2 kB

  • Original 587.3 kB
  • After minification 583.1 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. Webastro images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 93 B

  • Original 296.9 kB
  • After minification 296.9 kB
  • After compression 296.8 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 704 B

  • Original 87.9 kB
  • After minification 87.9 kB
  • After compression 87.2 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. Webastro.net has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 24 (55%)

Requests Now

44

After Optimization

20

  • Images
  • JavaScript
  • CSS

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Webastro. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

webastro.net accessibility score

85

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

webastro.net best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

webastro.net SEO score

90

Search Engine Optimization Advices

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Webastro.net can be misinterpreted by Google and other search engines. Our service has detected that French is used on the page, and it does not match the claimed English language. Our system also found out that Webastro.net 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

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