Tools & Wizards About Us
wackerart.de screenshot

Report Summary

  • 64

    Performance

    Renders faster than
    77% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

wackerart.de

Wacker Art Galerie Kunst, Physik, Philosophie und Software

Page Load Speed

2.7 sec in total

First Response

325 ms

Resources Loaded

1.8 sec

Page Rendered

544 ms

wackerart.de screenshot

About Website

Visit wackerart.de now to see the best up-to-date Wacker Art content for Greece and also check out these interesting facts you probably never knew about wackerart.de

Wacker Art Gallery, Malerei, Physik, Philosophie, Software und Musik als virtuelles Gesamtkunstwerk. Eine sich ständig wandelnde Internetseite. Kunst, Kultur, Wissenschaft und Linksammlung.

Visit wackerart.de

Key Findings

We analyzed Wackerart.de page load time and found that the first response time was 325 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

wackerart.de performance score

64

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.6 s

94/100

10%

LCP (Largest Contentful Paint)

Value9.1 s

1/100

25%

SI (Speed Index)

Value2.3 s

99/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.381

27/100

15%

TTI (Time to Interactive)

Value1.6 s

100/100

10%

Network Requests Diagram

wackerart.de

325 ms

classiclayout.css

130 ms

iconic-navigation.css

206 ms

counter.js

212 ms

counter_display.js

257 ms

Our browser made a total of 51 requests to load all elements on the main page. We found that 92% of them (47 requests) were addressed to the original Wackerart.de, 4% (2 requests) were made to W3.org and 4% (2 requests) were made to Jigsaw.w3.org. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Wackerart.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 59.9 kB (7%)

Content Size

847.4 kB

After Optimization

787.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Wackerart.de main page is 847.4 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. 20% of websites need less resources to load. Images take 799.9 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 21.6 kB

  • Original 29.2 kB
  • After minification 26.3 kB
  • After compression 7.6 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 21.6 kB or 74% of the original size.

Image Optimization

-3%

Potential reduce by 23.1 kB

  • Original 799.9 kB
  • After minification 776.7 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. Wacker Art images are well optimized though.

JavaScript Optimization

-85%

Potential reduce by 4.5 kB

  • Original 5.3 kB
  • After minification 2.8 kB
  • After compression 789 B

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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 4.5 kB or 85% of the original size.

CSS Optimization

-83%

Potential reduce by 10.7 kB

  • Original 13.0 kB
  • After minification 9.3 kB
  • After compression 2.3 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. Wackerart.de needs all CSS files to be minified and compressed as it can save up to 10.7 kB or 83% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

44

After Optimization

44

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Wacker Art. According to our analytics all requests are already optimized.

Network Requests Diagram

wackerart.de

wackerart.de

325 ms

classiclayout.css

classiclayout.css

130 ms

iconic-navigation.css

iconic-navigation.css

206 ms

counter.js

counter.js

212 ms

counter_display.js

counter_display.js

257 ms

valid-html401

valid-html401

37 ms

vcss

vcss

38 ms

background4.gif

background4.gif

154 ms

headine_background.jpg

headine_background.jpg

138 ms

wappen.jpg

wappen.jpg

143 ms

headine_background.jpg

headine_background.jpg

142 ms

previous.gif

previous.gif

224 ms

englisch.jpg

englisch.jpg

231 ms

down.gif

down.gif

245 ms

next.gif

next.gif

255 ms

art1.jpg

art1.jpg

573 ms

raumschiff_icon.jpg

raumschiff_icon.jpg

300 ms

art1_icon.jpg

art1_icon.jpg

353 ms

java_icon.jpg

java_icon.jpg

357 ms

vangogh_icon.jpg

vangogh_icon.jpg

368 ms

himmelsstuermer_icon.jpg

himmelsstuermer_icon.jpg

362 ms

rehbach_faehre_2_icon.jpg

rehbach_faehre_2_icon.jpg

402 ms

Mandelbrot.jpg

Mandelbrot.jpg

581 ms

mixer_icon_new.jpg

mixer_icon_new.jpg

499 ms

color_palette_icon.jpg

color_palette_icon.jpg

498 ms

JuliaGold3.jpg

JuliaGold3.jpg

598 ms

animation_icon.jpg

animation_icon.jpg

536 ms

urknall_icon.jpg

urknall_icon.jpg

733 ms

ornament_icon.jpg

ornament_icon.jpg

747 ms

software_architektur_icon.jpg

software_architektur_icon.jpg

667 ms

ada_icon.jpg

ada_icon.jpg

750 ms

fachwerk_icon.jpg

fachwerk_icon.jpg

713 ms

brockenbahn_icon.jpg

brockenbahn_icon.jpg

796 ms

hand_icon.jpg

hand_icon.jpg

774 ms

email.png

email.png

864 ms

up.gif

up.gif

856 ms

DraggonEyes_icon.jpg

DraggonEyes_icon.jpg

1047 ms

spaceship_icon.jpg

spaceship_icon.jpg

982 ms

documenta_icon.jpg

documenta_icon.jpg

927 ms

farbraum_blau_icon.jpg

farbraum_blau_icon.jpg

941 ms

farbraum_rot_icon.jpg

farbraum_rot_icon.jpg

991 ms

burningship6.jpg

burningship6.jpg

1057 ms

counter_display.php

counter_display.php

1155 ms

counting.php

counting.php

484 ms

valid-html401

valid-html401

54 ms

vcss

vcss

44 ms

today_display.php

today_display.php

1006 ms

yesterday_display.php

yesterday_display.php

1091 ms

himmelsstuermer_icon.JPG

himmelsstuermer_icon.JPG

796 ms

rehbach_faehre_2_icon.JPG

rehbach_faehre_2_icon.JPG

819 ms

hand_icon.JPG

hand_icon.JPG

468 ms

Accessibility Review

wackerart.de accessibility score

87

Accessibility Issues

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

Links do not have a discernible name

Best Practices

wackerart.de best practices score

50

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

wackerart.de SEO score

75

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    DE

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Wackerart.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it matches the claimed language. Our system also found out that Wackerart.de main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

wackerart.de

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