Tools & Wizards About Us
idsia.ch screenshot

Report Summary

  • 40

    Performance

    Renders faster than
    59% of other websites

  • 56

    Accessibility

    Visual factors better than
    that of 24% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

idsia.ch

Dalle Molle Institute for Artificial Intelligence (IDSIA USI-SUPSI) - IDSIA - SUPSI

Page Load Speed

4.3 sec in total

First Response

398 ms

Resources Loaded

3.8 sec

Page Rendered

96 ms

idsia.ch screenshot

About Website

Visit idsia.ch now to see the best up-to-date IDSIA content for Hong Kong and also check out these interesting facts you probably never knew about idsia.ch

The Institute, which is internationally recognised as one of the pioneering centres in AI studies, carries out basic and applied research in the field of artificial intelligence with important spin-of...

Visit idsia.ch

Key Findings

We analyzed Idsia.ch page load time and found that the first response time was 398 ms and then it took 3.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

idsia.ch performance score

40

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.1 s

0/100

10%

LCP (Largest Contentful Paint)

Value8.1 s

2/100

25%

SI (Speed Index)

Value8.3 s

19/100

10%

TBT (Total Blocking Time)

Value370 ms

71/100

30%

CLS (Cumulative Layout Shift)

Value0.093

91/100

15%

TTI (Time to Interactive)

Value10.7 s

22/100

10%

Network Requests Diagram

idsia.ch

398 ms

stili.css

290 ms

testi.css

1430 ms

skin.css

1191 ms

extra.css

2407 ms

Our browser made a total of 43 requests to load all elements on the main page. We found that 95% of them (41 requests) were addressed to the original Idsia.ch, 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.4 sec) belongs to the original domain Idsia.ch.

Page Optimization Overview & Recommendations

Page size can be reduced by 12.5 kB (38%)

Content Size

33.1 kB

After Optimization

20.6 kB

  • HTML
  • JavaScript

In fact, the total size of Idsia.ch main page is 33.1 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. 25% of websites need less resources to load. Javascripts take 17.2 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 12.4 kB

  • Original 15.9 kB
  • After minification 13.7 kB
  • After compression 3.5 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 2.2 kB, which is 14% 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 12.4 kB or 78% of the original size.

JavaScript Optimization

-0%

Potential reduce by 34 B

  • Original 17.2 kB
  • After minification 17.2 kB
  • After compression 17.1 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 28 (67%)

Requests Now

42

After Optimization

14

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of IDSIA. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

idsia.ch

idsia.ch

398 ms

stili.css

stili.css

290 ms

testi.css

testi.css

1430 ms

skin.css

skin.css

1191 ms

extra.css

extra.css

2407 ms

domtab.css

domtab.css

2429 ms

form.css

form.css

2429 ms

AlphaImageLoader.jsp

AlphaImageLoader.jsp

387 ms

milkbox.css

milkbox.css

485 ms

mediaboxAdvBlack.css

mediaboxAdvBlack.css

583 ms

datepicker.css

datepicker.css

682 ms

domtab_FC.css

domtab_FC.css

779 ms

stili_FC.css

stili_FC.css

878 ms

stili.css

stili.css

975 ms

mootools-1.2.4-core.js

mootools-1.2.4-core.js

1267 ms

mootools-1.2.4-more.js

mootools-1.2.4-more.js

1671 ms

imgHover.js

imgHover.js

1365 ms

scroll.js

scroll.js

1462 ms

scrollMultiTab.js

scrollMultiTab.js

1521 ms

domtab.js

domtab.js

1559 ms

milkbox.js

milkbox.js

1714 ms

mediabox.jsp

mediabox.jsp

1752 ms

headerSlideshow.js

headerSlideshow.js

1766 ms

spanAction.js

spanAction.js

1811 ms

datepicker.js

datepicker.js

1850 ms

domtab_FC.js

domtab_FC.js

1862 ms

accordion.js

accordion.js

1907 ms

jquery-1.8.3.min.js

jquery-1.8.3.min.js

2044 ms

gateway.css

gateway.css

1684 ms

LoghiSUPSI_USI_260.png

LoghiSUPSI_USI_260.png

105 ms

iconaLucchetto.gif

iconaLucchetto.gif

103 ms

logoCerca.gif

logoCerca.gif

104 ms

Logo_IDSIA.png

Logo_IDSIA.png

938 ms

frecciaMenu.gif

frecciaMenu.gif

105 ms

IDSIA

IDSIA

106 ms

idsia1.jpg

idsia1.jpg

938 ms

freccia.jpg

freccia.jpg

199 ms

mitosis.png

mitosis.png

296 ms

freccia_off.png

freccia_off.png

187 ms

iconaULLILink.gif

iconaULLILink.gif

187 ms

ga.js

ga.js

30 ms

__utm.gif

__utm.gif

11 ms

print.css

print.css

100 ms

Accessibility Review

idsia.ch accessibility score

56

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

idsia.ch best practices score

58

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

idsia.ch SEO score

62

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

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 Idsia.ch 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 Idsia.ch 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

idsia.ch

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