3.5 sec in total
258 ms
2.9 sec
332 ms
Welcome to kunstsammlung.de homepage info - get ready to check Kunstsammlung best content for Germany right away, or after learning these important things about kunstsammlung.de
International renommierte Kunstsammlung und Ausstellungen der klassischen Moderne und Gegenwartskunst. Besuchen Sie K20 und K21 in Düsseldorf!
Visit kunstsammlung.deWe analyzed Kunstsammlung.de page load time and found that the first response time was 258 ms and then it took 3.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
kunstsammlung.de performance score
name
value
score
weighting
Value4.3 s
18/100
10%
Value23.3 s
0/100
25%
Value9.5 s
12/100
10%
Value180 ms
91/100
30%
Value0.048
99/100
15%
Value19.2 s
2/100
10%
258 ms
528 ms
207 ms
302 ms
305 ms
Our browser made a total of 58 requests to load all elements on the main page. We found that 83% of them (48 requests) were addressed to the original Kunstsammlung.de, 5% (3 requests) were made to S.ytimg.com and 3% (2 requests) were made to B12.myspace.com. The less responsive or slowest element that took the longest time to load (729 ms) belongs to the original domain Kunstsammlung.de.
Page size can be reduced by 744.7 kB (50%)
1.5 MB
739.9 kB
In fact, the total size of Kunstsammlung.de main page is 1.5 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. Javascripts take 614.8 kB which makes up the majority of the site volume.
Potential reduce by 23.7 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 23.7 kB or 69% of the original size.
Potential reduce by 382 B
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. Kunstsammlung images are well optimized though.
Potential reduce by 449.1 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 449.1 kB or 73% of the original size.
Potential reduce by 271.6 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. Kunstsammlung.de needs all CSS files to be minified and compressed as it can save up to 271.6 kB or 83% of the original size.
Number of requests can be reduced by 34 (63%)
54
20
The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kunstsammlung. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.
kunstsammlung.de
258 ms
startseite.html
528 ms
stylesheet_f7adcdc77f.css
207 ms
all.css
302 ms
add.css
305 ms
form.css
207 ms
columns.css
211 ms
jquery-1.4.2.min.js
452 ms
jquery.masonry.custom.js
311 ms
jquery.imgpreview.min.js
311 ms
jquery.carousel.min.js
314 ms
jquery.main.js
401 ms
main.js
406 ms
countdown.js
415 ms
javascript_dd82474708.js
413 ms
shadowbox.js
729 ms
shadowbox.css
502 ms
jquery.datetimepicker.js
516 ms
parsley.min.js
424 ms
tabs.js
425 ms
cb_indexedsearch_autocomplete.js
459 ms
cb_indexedsearch_autocomplete.css
507 ms
logo.gif
107 ms
ico-facebook.gif
106 ms
ico-twitter.gif
109 ms
kusa-some-sprite.png
107 ms
ico-rss.gif
105 ms
flag_de-sw.png
106 ms
flag_en.png
209 ms
csm_Logo__32_4db68776c2.jpg
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ico-more.gif
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csm_Kataloge_02_d333e96c74.jpg
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csm_Cyprien_Gaillard_Nightlife_Filmstill_02_72dpi_b82364c841.jpg
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csm_Hernandez_El_Sol_minimiert_7ce585bf86.jpg
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csm_Alberto_Burri_Rosso_plastica_96dpi_3e81cfa003.jpg
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csm_Wiebke_Siem_001-B_cfca632275.jpg
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csm_K_025_03_c9a34d98db.jpg
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csm_TS_11K21_51748_04_4efeadc250.jpg
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csm_K21_Abend_Ralph_Richter_06_b05d7bdb02.jpg
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bg-border-box.gif
430 ms
bullet.gif
528 ms
piwik.js
525 ms
arrows.gif
524 ms
www-embed-player-vflRGs1ko.css
77 ms
www-embed-player.js
102 ms
base.js
181 ms
0
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fBnyGA8Aionz5086-mElmoOSPUuyQ1M9Un647_EjucU.js
24 ms
ad_status.js
60 ms
zN7GBFwfMP4uA6AR0HCoLQ.ttf
75 ms
RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf
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piwik.php
252 ms
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print.css
105 ms
kunstsammlung.de accessibility score
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
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
kunstsammlung.de best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
kunstsammlung.de SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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
Document uses legible font sizes
Tap targets are not sized appropriately
DE
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kunstsammlung.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Kunstsammlung.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.
kunstsammlung.de
Open Graph description is not detected on the main page of Kunstsammlung. 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: