Tools & Wizards About Us

Report Summary

  • 34

    Performance

    Renders faster than
    54% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

kubo.education

KUBO Education

Page Load Speed

4.8 sec in total

First Response

290 ms

Resources Loaded

3.6 sec

Page Rendered

922 ms

About Website

Visit kubo.education now to see the best up-to-date KUBO content for Denmark and also check out these interesting facts you probably never knew about kubo.education

THE CREATIVE STEM Robot FOR ELEMENTARY KUBO is an intuitive robot that makes learning how to code easy and fun. With both hands-on and digital robots, KUBO is an excellent solution for early learners ...

Visit kubo.education

Key Findings

We analyzed Kubo.education page load time and found that the first response time was 290 ms and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

kubo.education performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value12.4 s

0/100

25%

SI (Speed Index)

Value8.4 s

19/100

10%

TBT (Total Blocking Time)

Value400 ms

68/100

30%

CLS (Cumulative Layout Shift)

Value0.253

49/100

15%

TTI (Time to Interactive)

Value10.5 s

24/100

10%

Network Requests Diagram

kubo.education

290 ms

kubo-robot.com

1496 ms

global.css

65 ms

animations.css

131 ms

frontend.css

196 ms

Our browser made a total of 97 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Kubo.education, 93% (90 requests) were made to Kubo-robot.com and 2% (2 requests) were made to Redditstatic.com. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source Kubo-robot.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 169.6 kB (9%)

Content Size

1.8 MB

After Optimization

1.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kubo.education main page is 1.8 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. 65% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 158.9 kB

  • Original 192.9 kB
  • After minification 188.7 kB
  • After compression 34.0 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 158.9 kB or 82% of the original size.

Image Optimization

-0%

Potential reduce by 2.4 kB

  • Original 1.2 MB
  • After minification 1.2 MB

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. KUBO images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 5.5 kB

  • Original 230.9 kB
  • After minification 230.9 kB
  • After compression 225.5 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

-2%

Potential reduce by 2.9 kB

  • Original 180.0 kB
  • After minification 179.2 kB
  • After compression 177.1 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. Kubo.education has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 69 (75%)

Requests Now

92

After Optimization

23

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 92 CSS, Javascripts, AJAX and image requests in order to completely render the main page of KUBO. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 33 to 1 for JavaScripts and from 38 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

kubo.education accessibility score

93

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

Best Practices

kubo.education 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

High

Page has valid source maps

SEO Factors

kubo.education SEO score

93

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kubo.education 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 Kubo.education 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 data is detected on the main page of KUBO. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: