Tools & Wizards About Us
artisotope.de screenshot

Report Summary

  • 63

    Performance

    Renders faster than
    77% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

artisotope.de

ART-isotope · Galerie Schöber: Zeitgenössische Kunst

Page Load Speed

2.5 sec in total

First Response

443 ms

Resources Loaded

1.5 sec

Page Rendered

470 ms

artisotope.de screenshot

About Website

Visit artisotope.de now to see the best up-to-date ART Isotope content and also check out these interesting facts you probably never knew about artisotope.de

Galerie für Zeitgenössische Kunst mit Schwerpunkt Druckgrafik, Malerei, Skulptur, Zeichnung – im Jahr 2000 in Dortmund gegründet.

Visit artisotope.de

Key Findings

We analyzed Artisotope.de page load time and found that the first response time was 443 ms and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

artisotope.de performance score

63

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

35/100

10%

LCP (Largest Contentful Paint)

Value7.1 s

5/100

25%

SI (Speed Index)

Value5.2 s

61/100

10%

TBT (Total Blocking Time)

Value110 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.9 s

77/100

10%

Network Requests Diagram

artisotope.de

443 ms

consolidated-50.css

600 ms

jquery.min.js

407 ms

javascript.js

207 ms

extracontent.jq.js

221 ms

Our browser made a total of 23 requests to load all elements on the main page. We found that all of those requests were addressed to Artisotope.de and no external sources were called. The less responsive or slowest element that took the longest time to load (600 ms) belongs to the original domain Artisotope.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 336.2 kB (28%)

Content Size

1.2 MB

After Optimization

863.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Artisotope.de main page is 1.2 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. 35% of websites need less resources to load. Images take 773.7 kB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 15.3 kB

  • Original 21.2 kB
  • After minification 19.8 kB
  • After compression 5.9 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 15.3 kB or 72% of the original size.

Image Optimization

-2%

Potential reduce by 15.7 kB

  • Original 773.7 kB
  • After minification 758.0 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. ART Isotope images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 145.5 kB

  • Original 220.0 kB
  • After minification 219.6 kB
  • After compression 74.4 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 145.5 kB or 66% of the original size.

CSS Optimization

-87%

Potential reduce by 159.6 kB

  • Original 184.3 kB
  • After minification 154.8 kB
  • After compression 24.7 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. Artisotope.de needs all CSS files to be minified and compressed as it can save up to 159.6 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 8 (40%)

Requests Now

20

After Optimization

12

  • Images
  • JavaScript
  • CSS

The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ART Isotope. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

artisotope.de

artisotope.de

443 ms

consolidated-50.css

consolidated-50.css

600 ms

jquery.min.js

jquery.min.js

407 ms

javascript.js

javascript.js

207 ms

extracontent.jq.js

extracontent.jq.js

221 ms

box.js

box.js

219 ms

multithemes.js

multithemes.js

221 ms

jquery.prettyPhoto.js

jquery.prettyPhoto.js

306 ms

stacks.css

stacks.css

334 ms

stacks_page_page50.css

stacks_page_page50.css

320 ms

jquery-2.2.4.min.js

jquery-2.2.4.min.js

527 ms

stacks_page_page50.js

stacks_page_page50.js

403 ms

bar.js

bar.js

330 ms

image_4.jpg

image_4.jpg

498 ms

grid.png

grid.png

125 ms

Logo2017-Galerie-RGB.gif

Logo2017-Galerie-RGB.gif

103 ms

stacks-image-cc97590-1200x898.jpg

stacks-image-cc97590-1200x898.jpg

300 ms

stacks-image-ab01640-1200x798.jpg

stacks-image-ab01640-1200x798.jpg

480 ms

stacks-image-e459f38-1200x798.jpg

stacks-image-e459f38-1200x798.jpg

300 ms

stacks-image-ff405a8.jpg

stacks-image-ff405a8.jpg

296 ms

as_portrait_sw_klein.jpg

as_portrait_sw_klein.jpg

228 ms

opensans-condlight-webfont.woff

opensans-condlight-webfont.woff

348 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

467 ms

Accessibility Review

artisotope.de accessibility score

71

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.

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

artisotope.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

SEO Factors

artisotope.de SEO score

100

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

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Artisotope.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 Artisotope.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

artisotope.de

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