Tools & Wizards About Us
spaceschool.com screenshot

Report Summary

  • 69

    Performance

    Renders faster than
    80% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

spaceschool.com

SA Space School

Page Load Speed

1.7 sec in total

First Response

50 ms

Resources Loaded

1.6 sec

Page Rendered

66 ms

spaceschool.com screenshot

About Website

Welcome to spaceschool.com homepage info - get ready to check Space School best content right away, or after learning these important things about spaceschool.com

south australian space school

Visit spaceschool.com

Key Findings

We analyzed Spaceschool.com page load time and found that the first response time was 50 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

spaceschool.com performance score

69

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.9 s

86/100

10%

LCP (Largest Contentful Paint)

Value3.0 s

79/100

25%

SI (Speed Index)

Value9.0 s

14/100

10%

TBT (Total Blocking Time)

Value390 ms

69/100

30%

CLS (Cumulative Layout Shift)

Value0.031

100/100

15%

TTI (Time to Interactive)

Value9.1 s

33/100

10%

Network Requests Diagram

www.spaceschool.com

50 ms

minified.js

41 ms

focus-within-polyfill.js

76 ms

polyfill.min.js

1037 ms

thunderbolt-commons.6fb81d6e.bundle.min.js

72 ms

Our browser made a total of 39 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Spaceschool.com, 41% (16 requests) were made to Static.parastorage.com and 31% (12 requests) were made to Sentry-next.wixpress.com. The less responsive or slowest element that took the longest time to load (1 sec) relates to the external source Polyfill-fastly.io.

Page Optimization Overview & Recommendations

Page size can be reduced by 334.1 kB (42%)

Content Size

794.1 kB

After Optimization

460.0 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Spaceschool.com main page is 794.1 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. 30% of websites need less resources to load. HTML takes 426.8 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 329.1 kB

  • Original 426.8 kB
  • After minification 425.2 kB
  • After compression 97.7 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 329.1 kB or 77% of the original size.

Image Optimization

-1%

Potential reduce by 785 B

  • Original 116.0 kB
  • After minification 115.2 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. Space School images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 4.2 kB

  • Original 251.3 kB
  • After minification 251.2 kB
  • After compression 247.0 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 11 (31%)

Requests Now

35

After Optimization

24

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Space School. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.spaceschool.com

www.spaceschool.com

50 ms

minified.js

minified.js

41 ms

focus-within-polyfill.js

focus-within-polyfill.js

76 ms

polyfill.min.js

polyfill.min.js

1037 ms

thunderbolt-commons.6fb81d6e.bundle.min.js

thunderbolt-commons.6fb81d6e.bundle.min.js

72 ms

main.e99c0319.bundle.min.js

main.e99c0319.bundle.min.js

73 ms

main.renderer.1d21f023.bundle.min.js

main.renderer.1d21f023.bundle.min.js

73 ms

lodash.min.js

lodash.min.js

76 ms

react.production.min.js

react.production.min.js

74 ms

react-dom.production.min.js

react-dom.production.min.js

74 ms

siteTags.bundle.min.js

siteTags.bundle.min.js

75 ms

wix-perf-measure.umd.min.js

wix-perf-measure.umd.min.js

75 ms

11062b_6a134fc09ea34833a17d295e295ab517f000.jpg

11062b_6a134fc09ea34833a17d295e295ab517f000.jpg

23 ms

0806ef_1440d3c93e4f492e8e600dc700df2b8f~mv2.png

0806ef_1440d3c93e4f492e8e600dc700df2b8f~mv2.png

210 ms

0806ef_89394fd3afc549a996fe3796ef8de3c6~mv2.jpg

0806ef_89394fd3afc549a996fe3796ef8de3c6~mv2.jpg

382 ms

0806ef_9e8222c82b644b94871772964267365d~mv2.jpg

0806ef_9e8222c82b644b94871772964267365d~mv2.jpg

291 ms

0806ef_99aa06049cfb41f9b892e9d175d3084a~mv2.png

0806ef_99aa06049cfb41f9b892e9d175d3084a~mv2.png

290 ms

epic%20flight%20black%20white.jpg

epic%20flight%20black%20white.jpg

306 ms

0806ef_a8aeebb8640243e4bda11d40118f5460~mv2.jpg

0806ef_a8aeebb8640243e4bda11d40118f5460~mv2.jpg

349 ms

bundle.min.js

bundle.min.js

53 ms

104 ms

102 ms

98 ms

97 ms

93 ms

95 ms

134 ms

130 ms

128 ms

131 ms

131 ms

129 ms

deprecation-en.v5.html

deprecation-en.v5.html

4 ms

bolt-performance

bolt-performance

23 ms

deprecation-style.v5.css

deprecation-style.v5.css

5 ms

right-arrow.svg

right-arrow.svg

18 ms

WixMadeforDisplay_W_Bd.woff

WixMadeforDisplay_W_Bd.woff

4 ms

WixMadeforText_W_Bd.woff

WixMadeforText_W_Bd.woff

5 ms

WixMadeforText_W_Rg.woff

WixMadeforText_W_Rg.woff

8 ms

Accessibility Review

spaceschool.com accessibility score

88

Accessibility Issues

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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.

Best Practices

spaceschool.com best practices score

83

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

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

spaceschool.com SEO score

93

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Spaceschool.com 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 Spaceschool.com 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

spaceschool.com

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