Tools & Wizards About Us
hci.ur.de screenshot

Report Summary

  • 29

    Performance

    Renders faster than
    50% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 48% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    57% of websites

  • 97

    SEO

    Google-friendlier than
    92% of websites

hci.ur.de

Physical-Digital Affordances Group, University of Regensburg [Physical-Digital Affordances Group]

Page Load Speed

4.1 sec in total

First Response

668 ms

Resources Loaded

3.2 sec

Page Rendered

182 ms

hci.ur.de screenshot

About Website

Click here to check amazing Hci Ur content for Germany. Otherwise, check out these important facts you probably never knew about hci.ur.de

Physical-Digital Affordances Group, University of Regensburg About The Physical-Digital Affordances Group at the University of Regensburg explores how the unique affordances of physical and digital me...

Visit hci.ur.de

Key Findings

We analyzed Hci.ur.de page load time and found that the first response time was 668 ms and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

hci.ur.de performance score

29

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

42/100

10%

LCP (Largest Contentful Paint)

Value5.0 s

26/100

25%

SI (Speed Index)

Value7.5 s

27/100

10%

TBT (Total Blocking Time)

Value8,620 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.007

100/100

15%

TTI (Time to Interactive)

Value16.8 s

5/100

10%

Network Requests Diagram

hci.ur.de

668 ms

hci.ur.de

683 ms

css.php

246 ms

fixedHeader.dataTables.min.css

443 ms

fixedColumns.dataTables.min.css

441 ms

Our browser made a total of 46 requests to load all elements on the main page. We found that all of those requests were addressed to Hci.ur.de and no external sources were called. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Hci.ur.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 120.6 kB (9%)

Content Size

1.3 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Hci.ur.de main page is 1.3 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. 55% of websites need less resources to load. Images take 701.9 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 30.4 kB

  • Original 38.1 kB
  • After minification 35.9 kB
  • After compression 7.7 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 30.4 kB or 80% of the original size.

Image Optimization

-13%

Potential reduce by 89.2 kB

  • Original 701.9 kB
  • After minification 612.6 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, Hci Ur needs image optimization as it can save up to 89.2 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 776 B

  • Original 496.2 kB
  • After minification 496.2 kB
  • After compression 495.5 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

-0%

Potential reduce by 248 B

  • Original 60.8 kB
  • After minification 60.8 kB
  • After compression 60.5 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. Hci.ur.de 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 Hci Ur. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

hci.ur.de

hci.ur.de

668 ms

hci.ur.de

hci.ur.de

683 ms

css.php

css.php

246 ms

fixedHeader.dataTables.min.css

fixedHeader.dataTables.min.css

443 ms

fixedColumns.dataTables.min.css

fixedColumns.dataTables.min.css

441 ms

dataTables.bootstrap.min.css

dataTables.bootstrap.min.css

425 ms

font-awesome.min.css

font-awesome.min.css

460 ms

materialdesignicons.min.css

materialdesignicons.min.css

535 ms

jquery.php

jquery.php

653 ms

js.php

js.php

852 ms

jquery.dataTables.min.js

jquery.dataTables.min.js

644 ms

fixedHeader.dataTables.min.js

fixedHeader.dataTables.min.js

532 ms

fixedColumns.dataTables.min.js

fixedColumns.dataTables.min.js

616 ms

dataTables.buttons.min.js

dataTables.buttons.min.js

638 ms

buttons.html5.min.js

buttons.html5.min.js

638 ms

buttons.print.min.js

buttons.print.min.js

599 ms

jszip.min.js

jszip.min.js

699 ms

pdfmake.min.js

pdfmake.min.js

1283 ms

vfs_fonts.js

vfs_fonts.js

1375 ms

dataTables.bootstrap.min.js

dataTables.bootstrap.min.js

722 ms

buttons.bootstrap.min.js

buttons.bootstrap.min.js

723 ms

script.js

script.js

807 ms

css.php

css.php

676 ms

yeti.fonts.css

yeti.fonts.css

107 ms

bootstrap.min.css

bootstrap.min.css

121 ms

logo.png

logo.png

167 ms

smartphone_screenshot_photo.jpg

smartphone_screenshot_photo.jpg

166 ms

lagbox_glamor_website.jpg

lagbox_glamor_website.jpg

179 ms

dottrack_title_01.png

dottrack_title_01.png

611 ms

si_intro.png

si_intro.png

249 ms

swh_photo.png

swh_photo.png

380 ms

skizze_vigitia_szenario.png

skizze_vigitia_szenario.png

510 ms

figure_1_hypothetical_countries.png

figure_1_hypothetical_countries.png

304 ms

screenshotmatcher_usage.png

screenshotmatcher_usage.png

338 ms

code_stock.jpg

code_stock.jpg

374 ms

frame_belt.png

frame_belt.png

418 ms

cc.png

cc.png

454 ms

by.png

by.png

480 ms

taskrunner.php

taskrunner.php

544 ms

Open_Sans_400.woff

Open_Sans_400.woff

430 ms

Open_Sans_300.woff

Open_Sans_300.woff

500 ms

Open_Sans_700.woff

Open_Sans_700.woff

502 ms

Open_Sans_400italic.woff

Open_Sans_400italic.woff

525 ms

Open_Sans_300italic.woff

Open_Sans_300italic.woff

560 ms

Open_Sans_700italic.woff

Open_Sans_700italic.woff

566 ms

glyphicons-halflings-regular.woff

glyphicons-halflings-regular.woff

605 ms

Accessibility Review

hci.ur.de 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 input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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

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

Best Practices

hci.ur.de 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

hci.ur.de SEO score

97

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

High

Tap targets are not sized appropriately

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 Hci.ur.de 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 Hci.ur.de 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

hci.ur.de

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