3.9 sec in total
849 ms
2.7 sec
341 ms
Click here to check amazing Clio Berlin content for Germany. Otherwise, check out these important facts you probably never knew about clioberlin.de
Berlin Stadtführungen mit einem Historiker • ✔spannend ✔informativ ✔kompetent • öffentliche, individuelle & private Stadtführungen in Berlin.
Visit clioberlin.deWe analyzed Clioberlin.de page load time and found that the first response time was 849 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
clioberlin.de performance score
name
value
score
weighting
Value2.1 s
81/100
10%
Value5.1 s
25/100
25%
Value7.1 s
31/100
10%
Value3,260 ms
2/100
30%
Value0.687
7/100
15%
Value11.1 s
20/100
10%
849 ms
227 ms
821 ms
222 ms
213 ms
Our browser made a total of 30 requests to load all elements on the main page. We found that all of those requests were addressed to Clioberlin.de and no external sources were called. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Clioberlin.de.
Page size can be reduced by 50.1 kB (8%)
612.7 kB
562.7 kB
In fact, the total size of Clioberlin.de main page is 612.7 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. 35% of websites need less resources to load. Images take 550.1 kB which makes up the majority of the site volume.
Potential reduce by 48.1 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 48.1 kB or 77% of the original size.
Potential reduce by 2.0 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. Clio Berlin images are well optimized though.
We found no issues to fix!
27
27
The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Clio Berlin. According to our analytics all requests are already optimized.
clioberlin.de
849 ms
logo-desktop.svg
227 ms
fdd89a9848d80efe47fe7ef64789bb72.js
821 ms
logo-desktop.png
222 ms
telefonhoerer.png
213 ms
email.png
220 ms
logo-mobil.png
222 ms
stadtfuehrung-stadtrundgang-berlin-exklusiv-privat.jpg
735 ms
unter-den-linden-stadtfuehrung-stadtrundgang-berlin-mosaic.jpg
565 ms
reichstag-regierungsviertel-reichstagskuppel-stadtfuehrung-stadtrundgang-berlin-mosaic.jpg
527 ms
nationalsozialismus-drittes-reich-stadtfuehrung-stadtrundgang-berlin-mosaic.jpg
540 ms
karl-marx-allee-stadtfuehrung-stadtrundgang-berlin.jpg
530 ms
stadtfuehrung-stadtschloss-berlin-schloss-humboldt-forum-mosaic.jpg
983 ms
desktop-berliner-mauer-stadtfuehrung-stadtrundgang-berlin-mosaic.jpg
982 ms
berlin-kompakt-stadtfuehrung-stadtrundgang-mosaic.jpg
983 ms
klassenfahrten-stadtfuehrung-stadtrundgang-schulklassen-schueler-berlin.jpg
983 ms
massgeschneiderte-stadtfuehrung-stadtrundgang-berlin-mosaic.jpg
1046 ms
stadtfuehrung-stadtrundgang-berlin-historische-m.jpg
1137 ms
stadtfuehrung-stadtrundgang-berlin-reichstag-reichstagskuppel-regierungsviertel-kuppel-m.jpg
1165 ms
stadtfuehrung-stadtrundgang-berlin-nationalsozialismus-drittes-reich-m.jpg
1055 ms
stadtfuehrung-stadtrundgang-berlin-karl-marx-allee-stalinallee-m.jpg
1065 ms
stadtfuehrung-stadtrundgang-berlin-kompakt-m.jpg
1097 ms
stadtfuehrung-stadtrundgang-berlin-individuell-privat-m.jpg
1361 ms
stadtfuehrung-stadtrundgang-berlin-exklusiv-privat-portrait.jpg
1265 ms
98a96b169b9e92ce36f636af7297cf7c.css
1467 ms
OpenSans-Regular-webfont.woff
1184 ms
OpenSans-Semibold-webfont.woff
1211 ms
facebook.svg
256 ms
googleplus-alt.svg
242 ms
flickr.svg
267 ms
clioberlin.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
Links do not have a discernible name
clioberlin.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
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
clioberlin.de SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
DE
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Clioberlin.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 Clioberlin.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.
clioberlin.de
Open Graph description is not detected on the main page of Clio 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: