Tools & Wizards About Us
astrodigital.org screenshot

Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 53% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

astrodigital.org

Astrodigital: Home of Explore Mars, Space Exploration, Astronomical Adventures, Digital Excursions, and the Chicago area chapters of the National Spac...

Page Load Speed

754 ms in total

First Response

129 ms

Resources Loaded

428 ms

Page Rendered

197 ms

astrodigital.org screenshot

About Website

Click here to check amazing Astrodigital content for United States. Otherwise, check out these important facts you probably never knew about astrodigital.org

Hosting Explore Mars, Space Exploration, Astronomical Adventures, Digital Excursions, and the Chicago chapters of the National Space Society and Mars Society

Visit astrodigital.org

Key Findings

We analyzed Astrodigital.org page load time and found that the first response time was 129 ms and then it took 625 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.

Performance Metrics

astrodigital.org performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.9 s

100/100

10%

LCP (Largest Contentful Paint)

Value1.2 s

100/100

25%

SI (Speed Index)

Value0.9 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value0.9 s

100/100

10%

Network Requests Diagram

astrodigital.org

129 ms

fouc.css

74 ms

astrodigital.css

73 ms

upgrade.gif

109 ms

astrodigital.jpg

108 ms

Our browser made a total of 15 requests to load all elements on the main page. We found that 87% of them (13 requests) were addressed to the original Astrodigital.org, 13% (2 requests) were made to Groups.yahoo.com. The less responsive or slowest element that took the longest time to load (262 ms) relates to the external source Groups.yahoo.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 10.3 kB (35%)

Content Size

29.2 kB

After Optimization

18.9 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Astrodigital.org main page is 29.2 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 17.3 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 5.5 kB

  • Original 7.8 kB
  • After minification 7.8 kB
  • After compression 2.3 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. 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 5.5 kB or 71% of the original size.

Image Optimization

-8%

Potential reduce by 1.5 kB

  • Original 17.3 kB
  • After minification 15.8 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. Astrodigital images are well optimized though.

CSS Optimization

-81%

Potential reduce by 3.4 kB

  • Original 4.1 kB
  • After minification 3.0 kB
  • After compression 773 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. Astrodigital.org needs all CSS files to be minified and compressed as it can save up to 3.4 kB or 81% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

12

After Optimization

12

  • Images
  • CSS

The browser has sent 12 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Astrodigital. According to our analytics all requests are already optimized.

Network Requests Diagram

astrodigital.org

astrodigital.org

129 ms

fouc.css

fouc.css

74 ms

astrodigital.css

astrodigital.css

73 ms

upgrade.gif

upgrade.gif

109 ms

astrodigital.jpg

astrodigital.jpg

108 ms

join.gif

join.gif

40 ms

btem.jpg

btem.jpg

84 ms

btcnss.jpg

btcnss.jpg

82 ms

btse.jpg

btse.jpg

117 ms

btaa.jpg

btaa.jpg

112 ms

btcms.jpg

btcms.jpg

149 ms

btde.jpg

btde.jpg

148 ms

spcr.gif

spcr.gif

147 ms

ambas2.gif

ambas2.gif

172 ms

join.gif

join.gif

262 ms

Accessibility Review

astrodigital.org accessibility score

82

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

Form elements do not have associated labels

Best Practices

astrodigital.org 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

astrodigital.org SEO score

75

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Astrodigital.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Astrodigital.org 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

astrodigital.org

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