Tools & Wizards About Us
affective-sciences.org screenshot

Report Summary

  • 29

    Performance

    Renders faster than
    49% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

affective-sciences.org

CISA - UNIGE

Page Load Speed

8.1 sec in total

First Response

316 ms

Resources Loaded

7.5 sec

Page Rendered

268 ms

affective-sciences.org screenshot

About Website

Welcome to affective-sciences.org homepage info - get ready to check Affective Sciences best content for Switzerland right away, or after learning these important things about affective-sciences.org

The Center develop methodologies and tools to study the neural, psychological, bodily and social underpinnings of emotion. Likewise, it carries out applied research in collaboration with public and pr...

Visit affective-sciences.org

Key Findings

We analyzed Affective-sciences.org page load time and found that the first response time was 316 ms and then it took 7.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

affective-sciences.org performance score

29

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.4 s

2/100

10%

LCP (Largest Contentful Paint)

Value14.0 s

0/100

25%

SI (Speed Index)

Value10.0 s

9/100

10%

TBT (Total Blocking Time)

Value580 ms

51/100

30%

CLS (Cumulative Layout Shift)

Value0.145

77/100

15%

TTI (Time to Interactive)

Value13.6 s

11/100

10%

Network Requests Diagram

affective-sciences.org

316 ms

affective-sciences.org

449 ms

1210 ms

otSDKStub.js

55 ms

jquery-2.2.4.min.js

41 ms

Our browser made a total of 47 requests to load all elements on the main page. We found that 4% of them (2 requests) were addressed to the original Affective-sciences.org, 68% (32 requests) were made to Unige.ch and 9% (4 requests) were made to Cdn.jsdelivr.net. The less responsive or slowest element that took the longest time to load (4.3 sec) relates to the external source Unige.ch.

Page Optimization Overview & Recommendations

Page size can be reduced by 205.1 kB (13%)

Content Size

1.6 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Affective-sciences.org main page is 1.6 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. 60% of websites need less resources to load. Images take 887.9 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 73.5 kB

  • Original 85.0 kB
  • After minification 67.4 kB
  • After compression 11.5 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 17.6 kB, which is 21% 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 73.5 kB or 86% of the original size.

Image Optimization

-14%

Potential reduce by 124.5 kB

  • Original 887.9 kB
  • After minification 763.4 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, Affective Sciences needs image optimization as it can save up to 124.5 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-1%

Potential reduce by 5.7 kB

  • Original 502.0 kB
  • After minification 500.1 kB
  • After compression 496.3 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

-1%

Potential reduce by 1.4 kB

  • Original 132.5 kB
  • After minification 132.5 kB
  • After compression 131.2 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. Affective-sciences.org has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 21 (57%)

Requests Now

37

After Optimization

16

  • Images
  • JavaScript
  • CSS

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Affective Sciences. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

affective-sciences.org

affective-sciences.org

316 ms

affective-sciences.org

affective-sciences.org

449 ms

1210 ms

otSDKStub.js

otSDKStub.js

55 ms

jquery-2.2.4.min.js

jquery-2.2.4.min.js

41 ms

scripts.min.js

scripts.min.js

860 ms

ccm.base.css

ccm.base.css

341 ms

ccm.base.js

ccm.base.js

339 ms

email_deobfuscator_html.js

email_deobfuscator_html.js

348 ms

api.js

api.js

52 ms

view.css

view.css

342 ms

view.css

view.css

353 ms

isotope.pkgd.min.js

isotope.pkgd.min.js

552 ms

styles.min.css

styles.min.css

1092 ms

modernizr.min.js

modernizr.min.js

456 ms

bootstrap.min.css

bootstrap.min.css

73 ms

popper.min.js

popper.min.js

75 ms

bootstrap.bundle.min.js

bootstrap.bundle.min.js

106 ms

top.js

top.js

456 ms

js

js

82 ms

overload-cisa.css

overload-cisa.css

459 ms

json2.js

json2.js

626 ms

6e6328bb-32c3-459e-b449-d5a0746df3a2.json

6e6328bb-32c3-459e-b449-d5a0746df3a2.json

50 ms

location

location

40 ms

otBannerSdk.js

otBannerSdk.js

21 ms

recaptcha__en.js

recaptcha__en.js

22 ms

unige-logo.svg

unige-logo.svg

127 ms

0819ca4a714e291cae287d161f80da4d_f2985.png

0819ca4a714e291cae287d161f80da4d_f2985.png

632 ms

f86d0f2bdcd55f5195c003c08051e816_f2987.jpg

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629 ms

2ef17529d454e8c0b832d94921f53f96_f2959.jpg

2ef17529d454e8c0b832d94921f53f96_f2959.jpg

629 ms

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d2b0639fca8c907ac1a88c8374368254_f2036.jpg

629 ms

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a701f8048194f3589b13a374d3d65950_f2050.jpg

627 ms

5d1d44200c1ea6dd7f628be29cdf6e0f_f2107.jpg

5d1d44200c1ea6dd7f628be29cdf6e0f_f2107.jpg

628 ms

39c48eef8d98ca9eef3a58a92dde0360_f1655.jpg

39c48eef8d98ca9eef3a58a92dde0360_f1655.jpg

630 ms

752011dead1fb728b992971eaa1701b4_f1658.jpg

752011dead1fb728b992971eaa1701b4_f1658.jpg

858 ms

BBL_logo_fond_beige-Gauche-682x318.png

BBL_logo_fond_beige-Gauche-682x318.png

630 ms

tete_homepage_v2.gif

tete_homepage_v2.gif

4349 ms

facsgen2-682x318.jpg

facsgen2-682x318.jpg

743 ms

SAR-Label_Institutionen_22-29_EN.png

SAR-Label_Institutionen_22-29_EN.png

646 ms

glyphicons-halflings-regular.woff

glyphicons-halflings-regular.woff

623 ms

fa-regular-400.ttf

fa-regular-400.ttf

2441 ms

fa-solid-900.ttf

fa-solid-900.ttf

2535 ms

bootstrap.min.css

bootstrap.min.css

48 ms

fa-brands-400.ttf

fa-brands-400.ttf

1044 ms

thesansosf-light-webfont.woff

thesansosf-light-webfont.woff

299 ms

thesansosf-plain-webfont.woff

thesansosf-plain-webfont.woff

342 ms

x-twitter-black-logo-16x18.png

x-twitter-black-logo-16x18.png

221 ms

Accessibility Review

affective-sciences.org accessibility score

79

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not have valid values

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

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

affective-sciences.org 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

Missing source maps for large first-party JavaScript

SEO Factors

affective-sciences.org SEO score

85

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

Links do not have descriptive text

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 Affective-sciences.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 Affective-sciences.org 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

affective-sciences.org

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