Report Summary

  • 80

    Performance

    Renders faster than
    86% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 63% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

astro-canada.ca

Le Canada sous les étoiles | Canada under the stars

Page Load Speed

40.5 sec in total

First Response

116 ms

Resources Loaded

40.2 sec

Page Rendered

173 ms

astro-canada.ca screenshot

About Website

Click here to check amazing Astro Canada content for Canada. Otherwise, check out these important facts you probably never knew about astro-canada.ca

Page d'accueil de l'exposition virtuelle sous le thème de l'astronomie | Home page of the virtual exhibition on astronomy

Visit astro-canada.ca

Key Findings

We analyzed Astro-canada.ca page load time and found that the first response time was 116 ms and then it took 40.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 2 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

astro-canada.ca performance score

80

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

54/100

10%

LCP (Largest Contentful Paint)

Value4.1 s

48/100

25%

SI (Speed Index)

Value3.5 s

88/100

10%

TBT (Total Blocking Time)

Value60 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.7 s

91/100

10%

Network Requests Diagram

astro-canada.ca

116 ms

dcsaxiubhbmeqp62wgm7xm8h2_9z4i.js

46 ms

b_fr.gif

51 ms

b_en.gif

50 ms

i_accueil_01.jpg

49 ms

Our browser made a total of 14 requests to load all elements on the main page. We found that 71% of them (10 requests) were addressed to the original Astro-canada.ca, 14% (2 requests) were made to Sdc.rcip-chin.gc.ca and 14% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (20 sec) relates to the external source Sdc.rcip-chin.gc.ca.

Page Optimization Overview & Recommendations

Page size can be reduced by 20.5 kB (17%)

Content Size

120.9 kB

After Optimization

100.4 kB

In fact, the total size of Astro-canada.ca main page is 120.9 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 10% of websites need less resources to load. Images take 76.0 kB which makes up the majority of the site volume.

HTML Optimization

-65%

Potential reduce by 2.9 kB

  • Original 4.5 kB
  • After minification 3.8 kB
  • After compression 1.6 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 697 B, which is 16% 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 2.9 kB or 65% of the original size.

Image Optimization

-0%

Potential reduce by 113 B

  • Original 76.0 kB
  • After minification 75.8 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. Astro Canada images are well optimized though.

JavaScript Optimization

-43%

Potential reduce by 17.4 kB

  • Original 40.4 kB
  • After minification 37.0 kB
  • After compression 23.0 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 17.4 kB or 43% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

11

After Optimization

11

The browser has sent 11 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Astro Canada. According to our analytics all requests are already optimized.

Accessibility Review

astro-canada.ca accessibility score

86

Accessibility Issues

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

astro-canada.ca 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

SEO Factors

astro-canada.ca 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

    EN

  • Language Claimed

    FR

  • Encoding

    ISO-8859-1

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

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