4.1 sec in total
276 ms
3.6 sec
210 ms
Welcome to mathematikum.de homepage info - get ready to check Mathematikum best content for Germany right away, or after learning these important things about mathematikum.de
Das Mathematikum in Gießen ist das erste mathematische Mitmach-Museum der Welt mit über 150 Exponaten für Besucher jeden Alters und jeder Vorbildung.
Visit mathematikum.deWe analyzed Mathematikum.de page load time and found that the first response time was 276 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 60% of websites can load faster.
mathematikum.de performance score
name
value
score
weighting
Value2.5 s
69/100
10%
Value10.5 s
0/100
25%
Value6.3 s
41/100
10%
Value200 ms
89/100
30%
Value0.121
84/100
15%
Value7.7 s
45/100
10%
276 ms
856 ms
216 ms
23 ms
35 ms
Our browser made a total of 43 requests to load all elements on the main page. We found that 88% of them (38 requests) were addressed to the original Mathematikum.de, 5% (2 requests) were made to Fonts.googleapis.com and 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Mathematikum.de.
Page size can be reduced by 294.4 kB (20%)
1.5 MB
1.2 MB
In fact, the total size of Mathematikum.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. 20% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.
Potential reduce by 21.4 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 4.1 kB, which is 15% 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 21.4 kB or 81% of the original size.
Potential reduce by 26.3 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. Mathematikum images are well optimized though.
Potential reduce by 189.1 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 189.1 kB or 69% of the original size.
Potential reduce by 57.6 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. Mathematikum.de needs all CSS files to be minified and compressed as it can save up to 57.6 kB or 83% of the original size.
Number of requests can be reduced by 11 (28%)
40
29
The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Mathematikum. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
mathematikum.de
276 ms
www.mathematikum.de
856 ms
head-ea819f5bd720cb18e399a90130c0004e.merged.gz.css
216 ms
css
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css
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head-a81964d50bdb8e1508cf1ffb7d82bf96.merged.gz.css
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head-aa7dee7304cdf2005fb2f28d32944ecf.merged.gz.css
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head-411d3c5f41891f5bb877b5c7e5021bdd.merged.gz.js
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jquery.ui.core.js
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jquery.ui.widget.js
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jquery.ui.datepicker.js
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jquery.ui.datepicker-de.js
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dia_openinghours.js
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mathematikum.gif
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flagge-deutsch.jpg
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flagge-englisch.jpg
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start3_02.jpg
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fader_knobeltische_3.jpg
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fader_quadratpuzzle_02.jpg
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fader_kugelbahnraum_02.jpg
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fader_pi_02.jpg
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wait-animation.gif
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enigma_01.jpg
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clear.gif
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dkdr_box.png
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qype.png
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facebook.png
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twitter.png
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google-plus.png
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9k-RPmcnxYEPm8CNFsH2gg.woff
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ga.js
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icon-lupe.jpg
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news-title_bg.gif
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kalender.gif
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datepicker.gif
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arrow.gif
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footer_bg.jpg
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__utm.gif
14 ms
ui-bg_flat_75_ffffff_40x100.png
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head-7d2cb58a840974b0c445373f91f036e5.merged.gz.css
113 ms
mathematikum.de accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
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
Form elements do not have associated labels
mathematikum.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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
mathematikum.de SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
robots.txt is not valid
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
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Mathematikum.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 Mathematikum.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.
mathematikum.de
Open Graph description is not detected on the main page of Mathematikum. 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: