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mathspaces.eu screenshot

Report Summary

  • 89

    Performance

    Renders faster than
    90% of other websites

  • 51

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

mathspaces.eu

MathSpaces. Places to manipulate, to discover, and to model mathematics.

Page Load Speed

812 ms in total

First Response

77 ms

Resources Loaded

478 ms

Page Rendered

257 ms

mathspaces.eu screenshot

About Website

Welcome to mathspaces.eu homepage info - get ready to check Math Spaces best content for Italy right away, or after learning these important things about mathspaces.eu

MathSpaces is a collaboration on open educational resources for math museums and exhibitions. Its goals are addressing underachievement in math skills and increasing the number of spaces dedicated to ...

Visit mathspaces.eu

Key Findings

We analyzed Mathspaces.eu page load time and found that the first response time was 77 ms and then it took 735 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

mathspaces.eu performance score

89

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

66/100

10%

LCP (Largest Contentful Paint)

Value3.1 s

76/100

25%

SI (Speed Index)

Value2.6 s

97/100

10%

TBT (Total Blocking Time)

Value90 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.8 s

97/100

10%

Network Requests Diagram

mathspaces.eu

77 ms

css

71 ms

bootstrap.min.css

60 ms

jquery-3.2.1.min.js

47 ms

bootstrap.min.js

89 ms

Our browser made a total of 18 requests to load all elements on the main page. We found that 56% of them (10 requests) were addressed to the original Mathspaces.eu, 17% (3 requests) were made to Fonts.gstatic.com and 11% (2 requests) were made to Maxcdn.bootstrapcdn.com. The less responsive or slowest element that took the longest time to load (242 ms) relates to the external source Cdnjs.cloudflare.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 144.5 kB (34%)

Content Size

423.0 kB

After Optimization

278.5 kB

  • HTML
  • Images

In fact, the total size of Mathspaces.eu main page is 423.0 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. 40% of websites need less resources to load. Images take 410.0 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 9.7 kB

  • Original 13.0 kB
  • After minification 10.0 kB
  • After compression 3.3 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. This page needs HTML code to be minified as it can gain 2.9 kB, which is 23% 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 9.7 kB or 75% of the original size.

Image Optimization

-33%

Potential reduce by 134.8 kB

  • Original 410.0 kB
  • After minification 275.2 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. Obviously, Math Spaces needs image optimization as it can save up to 134.8 kB or 33% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

Requests Breakdown

Number of requests can be reduced by 3 (21%)

Requests Now

14

After Optimization

11

  • Images
  • JavaScript
  • CSS

The browser has sent 14 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Math Spaces. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

mathspaces.eu

mathspaces.eu

77 ms

css

css

71 ms

bootstrap.min.css

bootstrap.min.css

60 ms

jquery-3.2.1.min.js

jquery-3.2.1.min.js

47 ms

bootstrap.min.js

bootstrap.min.js

89 ms

paper-full.min.js

paper-full.min.js

242 ms

default.css

default.css

28 ms

bundle.js

bundle.js

42 ms

lg-mathspaces-blank_iso.png

lg-mathspaces-blank_iso.png

65 ms

map-colored.png

map-colored.png

64 ms

booklet-cover.png

booklet-cover.png

62 ms

ic-file.png

ic-file.png

62 ms

ic-file-nofile.png

ic-file-nofile.png

61 ms

lg-erasmus.png

lg-erasmus.png

63 ms

eu_flag-2015.png

eu_flag-2015.png

64 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

23 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

31 ms

KFOlCnqEu92Fr1MmSU5fBBc9.ttf

KFOlCnqEu92Fr1MmSU5fBBc9.ttf

37 ms

Accessibility Review

mathspaces.eu accessibility score

51

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

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

mathspaces.eu 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

High

Page has valid source maps

SEO Factors

mathspaces.eu SEO score

92

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Mathspaces.eu can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Mathspaces.eu 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

mathspaces.eu

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