4.7 sec in total
627 ms
3.9 sec
151 ms
Click here to check amazing Bologna Lab Hu Berlin content for Germany. Otherwise, check out these important facts you probably never knew about bolognalab.hu-berlin.de
Das bologna.lab ist eine Initiative der Humboldt-Universität zu Berlin mit dem Ziel, Studierenden und Lehrenden Freiräume und Gestaltungsmöglichkeiten in Studium und Lehre zu eröffnen. Die Projekte de...
Visit bolognalab.hu-berlin.deWe analyzed Bolognalab.hu-berlin.de page load time and found that the first response time was 627 ms and then it took 4.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
bolognalab.hu-berlin.de performance score
name
value
score
weighting
Value3.4 s
37/100
10%
Value3.8 s
56/100
25%
Value5.5 s
54/100
10%
Value170 ms
92/100
30%
Value0.145
77/100
15%
Value4.5 s
82/100
10%
627 ms
1270 ms
414 ms
209 ms
211 ms
Our browser made a total of 44 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Bolognalab.hu-berlin.de, 98% (43 requests) were made to Hu-berlin.de. The less responsive or slowest element that took the longest time to load (1.3 sec) relates to the external source Hu-berlin.de.
Page size can be reduced by 38.1 kB (14%)
280.2 kB
242.1 kB
In fact, the total size of Bolognalab.hu-berlin.de main page is 280.2 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. 30% of websites need less resources to load. Images take 243.1 kB which makes up the majority of the site volume.
Potential reduce by 30.2 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 3.9 kB, which is 11% 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 30.2 kB or 81% of the original size.
Potential reduce by 7.9 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. Bologna Lab Hu Berlin images are well optimized though.
Number of requests can be reduced by 24 (57%)
42
18
The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bologna Lab Hu Berlin. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 16 to 1 for CSS and as a result speed up the page load time.
bolognalab.hu-berlin.de
627 ms
1270 ms
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resourceplone.formwidget.datetimestyles-cachekey-bd422b718377c252aafd5e899fd8bf81.css
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resourcecollective.flowplayer.cssflowplayer-cachekey-1f1996a121b5c07aa1492f1a753c0678.css
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resourceplone.formwidget.recurrencejquery.recurrenceinput-cachekey-aaf4f9729f26e3fb98e46450c19e6dae.css
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compiled_styles.css
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resourceplone.app.jquery-cachekey-a85fe4d0ab246d53fb2cdd9f436df6f7.js
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resourceplone.formwidget.autocompletejquery.autocomplete.min-cachekey-90ed123c03bf1ab3a8e7b685ac203899.js
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resourcecollective.js.colorpicker.jseye-cachekey-47530d799a1435cb4162fa774b613d9e.js
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resourcecollective.flowplayerflowplayer.min-cachekey-c103133a47fdfcda5eba1b8fd6b92c86.js
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resourcehumboldt.folderimage.folderimage-cachekey-3b61a54111e42eb2a9fa49f9bec03cee.js
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custom.css
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hufolderImage.jpg
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printlogo.png
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bullet.gif
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image
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globe.png
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image
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spinner.gif
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resourcehumboldt.theme.stylesprint-cachekey-3379b6f57d2f4f79d9366f1341d555c3.css
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bolognalab.hu-berlin.de accessibility score
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
[aria-*] attributes are not valid or misspelled
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
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
Image elements do not have [alt] attributes
Links do not have a discernible name
bolognalab.hu-berlin.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
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
bolognalab.hu-berlin.de SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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 Bolognalab.hu-berlin.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 Bolognalab.hu-berlin.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.
bolognalab.hu-berlin.de
Open Graph description is not detected on the main page of Bologna Lab Hu Berlin. 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: