5.7 sec in total
639 ms
4.6 sec
449 ms
Visit radio21.de now to see the best up-to-date RADIO 21 content for Germany and also check out these interesting facts you probably never knew about radio21.de
RADIO 21 - Willkommen auf der offiziellen Seite - Bei uns klingt kein Tag wie der andere, wie ein iPod im Shuffle-Modus.
Visit radio21.deWe analyzed Radio21.de page load time and found that the first response time was 639 ms and then it took 5.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
radio21.de performance score
name
value
score
weighting
Value2.6 s
63/100
10%
Value25.6 s
0/100
25%
Value9.0 s
14/100
10%
Value270 ms
81/100
30%
Value0.2
62/100
15%
Value16.7 s
5/100
10%
639 ms
113 ms
23 ms
16 ms
214 ms
Our browser made a total of 148 requests to load all elements on the main page. We found that 30% of them (44 requests) were addressed to the original Radio21.de, 27% (40 requests) were made to Static.xx.fbcdn.net and 9% (13 requests) were made to Scontent-iad3-1.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (934 ms) belongs to the original domain Radio21.de.
Page size can be reduced by 379.0 kB (22%)
1.7 MB
1.3 MB
In fact, the total size of Radio21.de main page is 1.7 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. 70% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.
Potential reduce by 40.2 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. 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 40.2 kB or 75% of the original size.
Potential reduce by 24.3 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. RADIO 21 images are well optimized though.
Potential reduce by 257.7 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 257.7 kB or 70% of the original size.
Potential reduce by 56.8 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. Radio21.de needs all CSS files to be minified and compressed as it can save up to 56.8 kB or 81% of the original size.
Number of requests can be reduced by 87 (64%)
136
49
The browser has sent 136 CSS, Javascripts, AJAX and image requests in order to completely render the main page of RADIO 21. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 53 to 1 for JavaScripts and from 17 to 1 for CSS and as a result speed up the page load time.
www.radio21.de
639 ms
stylesheet_007050b877.css
113 ms
css
23 ms
font-awesome.css
16 ms
jquery.fancybox.css
214 ms
screen.css
215 ms
jquery.ui.theme.css
218 ms
jquery.ui.datepicker.css
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javascript_b9ac716825.js
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rms_omsvjs14_1.js
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css
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9327757.js
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q
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jquery-1.9.1.min.js
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jquery.li-scroller.1.0.js
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jquery.fancybox.js
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jquery.slides.min.js
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main.js
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jquery-ui.min.js
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jquery.ui.datepicker.min.js
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jquery.validationEngine-en.js
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jquery.validationEngine.js
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tabs.js
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form.js
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body_bg.png
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rc
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26865,26867,26869,26871
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page_bg.png
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ico-youtube-1.png
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r21_livestream_btn.gif
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r21_index.html
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fontawesome-webfont.woff
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flash._V1359510619_.js
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radio21.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 do not match their roles
ARIA input fields do not have accessible names
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
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
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
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
radio21.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
Browser errors were logged to the console
radio21.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
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Radio21.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 Radio21.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.
radio21.de
Open Graph data is detected on the main page of RADIO 21. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: