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Welcome to raduga-center.de homepage info - get ready to check Raduga Center best content for Russia right away, or after learning these important things about raduga-center.de
РАДУГА - центр позитивной психологии и эзотерики. Германия.Visit raduga-center.de
We analyzed Raduga-center.de page load time and found that the first response time was 793 ms and then it took 6.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
raduga-center.de performance score
Our browser made a total of 56 requests to load all elements on the main page. We found that 68% of them (38 requests) were addressed to the original Raduga-center.de, 7% (4 requests) were made to Pagead2.googlesyndication.com and 5% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (4.9 sec) belongs to the original domain Raduga-center.de.
Page size can be reduced by 164.6 kB (33%)
In fact, the total size of Raduga-center.de main page is 503.0 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 303.9 kB which makes up the majority of the site volume.
Potential reduce by 88.6 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 35.9 kB, which is 35% 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 88.6 kB or 87% of the original size.
Potential reduce by 20.2 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. Raduga Center images are well optimized though.
Potential reduce by 47.0 kB
Potential reduce by 8.8 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. Raduga-center.de needs all CSS files to be minified and compressed as it can save up to 8.8 kB or 83% of the original size.
Number of requests can be reduced by 19 (39%)
raduga-center.de accessibility score
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.
[aria-*] attributes do not match their roles
These are opportunities to improve the legibility of your content.
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.
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
<input type="image"> elements do not have [alt] text
Form elements do not have associated labels
Links do not have a discernible name
<object> elements do not have alternate text
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
<html> element does not have a [lang] attribute
raduga-center.de best practices score
Trust and Safety
Does not use HTTPS
Ensure CSP is effective against XSS attacks
Displays images with incorrect aspect ratio
Serves images with low resolution
Browser errors were logged to the console
raduga-center.de SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Image elements do not have [alt] attributes
Document uses plugins
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Raduga-center.de can be misinterpreted by Google and other search engines. Our service has detected that Russian 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 Raduga-center.de main page’s claimed encoding is windows-1251. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
Open Graph description is not detected on the main page of Raduga Center. 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: