8.6 sec in total
388 ms
6.6 sec
1.6 sec
Visit berlin-city-tour.de now to see the best up-to-date Berlin City Tour content for Germany and also check out these interesting facts you probably never knew about berlin-city-tour.de
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Visit berlin-city-tour.deWe analyzed Berlin-city-tour.de page load time and found that the first response time was 388 ms and then it took 8.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
berlin-city-tour.de performance score
name
value
score
weighting
Value4.6 s
14/100
10%
Value11.7 s
0/100
25%
Value7.7 s
24/100
10%
Value930 ms
30/100
30%
Value0.006
100/100
15%
Value12.3 s
15/100
10%
388 ms
584 ms
69 ms
388 ms
224 ms
Our browser made a total of 75 requests to load all elements on the main page. We found that 49% of them (37 requests) were addressed to the original Berlin-city-tour.de, 21% (16 requests) were made to Citysightseeingberlin.azureedge.net and 4% (3 requests) were made to Cdnjs.cloudflare.com. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain Berlin-city-tour.de.
Page size can be reduced by 170.8 kB (8%)
2.2 MB
2.1 MB
In fact, the total size of Berlin-city-tour.de main page is 2.2 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. 65% of websites need less resources to load. Images take 2.1 MB which makes up the majority of the site volume.
Potential reduce by 54.3 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 25.7 kB, which is 40% 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 54.3 kB or 85% of the original size.
Potential reduce by 113.2 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. Berlin City Tour images are well optimized though.
Potential reduce by 892 B
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. This website has mostly compressed JavaScripts.
Potential reduce by 2.4 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. Berlin-city-tour.de needs all CSS files to be minified and compressed as it can save up to 2.4 kB or 19% of the original size.
Number of requests can be reduced by 18 (32%)
57
39
The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Berlin City Tour. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
berlin-city-tour.de
388 ms
www.berlin-city-tour.de
584 ms
gtm.js
69 ms
css
388 ms
cookieconsent.min.js
224 ms
scripts
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bat.js
340 ms
hotjar-1676427.js
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analytics.js
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helper.css
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modules.2be88a2123e5e486752f.js
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logo.png
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bus-tour-tv-tower-2022.jpg
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festival-of-lights-1.jpg
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header-berlin-icebar-bct.jpg
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tour-plus-cruise.jpg
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visit-data
436 ms
light-bottom.css
25 ms
logo.png
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38 ms
berlin-city-tour.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
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
Heading elements are not in a sequentially-descending order
berlin-city-tour.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
Missing source maps for large first-party JavaScript
berlin-city-tour.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
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Berlin-city-tour.de can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Berlin-city-tour.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.
berlin-city-tour.de
Open Graph description is not detected on the main page of Berlin City Tour. 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: