Tools & Wizards About Us
radioschule.radio.de screenshot

Report Summary

  • 69

    Performance

    Renders faster than
    80% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 0

    Best Practices

  • 100

    SEO

    Google-friendlier than
    94% of websites

radioschule.radio.de

Radioschule - Schulradio online | Live per Webradio

Page Load Speed

1.7 sec in total

First Response

31 ms

Resources Loaded

1.2 sec

Page Rendered

538 ms

radioschule.radio.de screenshot

About Website

Welcome to radioschule.radio.de homepage info - get ready to check Radioschule Radio best content for Germany right away, or after learning these important things about radioschule.radio.de

Radioschule - Schulradio online Webradio online hören. Den kostenlosen Livestream von Radio Radioschule - Schulradio online aufrufen und weitere Radiosender entdecken.

Visit radioschule.radio.de

Key Findings

We analyzed Radioschule.radio.de page load time and found that the first response time was 31 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

radioschule.radio.de performance score

69

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

48/100

10%

LCP (Largest Contentful Paint)

Value4.4 s

38/100

25%

SI (Speed Index)

Value19.7 s

0/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.0 s

95/100

10%

Network Requests Diagram

radioschule.radio.de

31 ms

radioschule.radio.de

150 ms

radioschule

300 ms

4c36148ab5a7512b.css

28 ms

1568be5fe8042683.css

27 ms

Our browser made a total of 112 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Radioschule.radio.de, 59% (66 requests) were made to Radio.de and 27% (30 requests) were made to Static.prod.radio-api.net. The less responsive or slowest element that took the longest time to load (478 ms) relates to the external source Radio.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 479.4 kB (28%)

Content Size

1.7 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Radioschule.radio.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. 60% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 474.6 kB

  • Original 555.4 kB
  • After minification 549.7 kB
  • After compression 80.8 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 474.6 kB or 85% of the original size.

Image Optimization

-0%

Potential reduce by 4.7 kB

  • Original 1.1 MB
  • After minification 1.1 MB

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. Radioschule Radio images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 35 B

  • Original 68.2 kB
  • After minification 68.2 kB
  • After compression 68.2 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 32 (29%)

Requests Now

109

After Optimization

77

  • Images
  • JavaScript
  • CSS

The browser has sent 109 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Radioschule Radio. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 33 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

radioschule.radio.de

radioschule.radio.de

31 ms

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150 ms

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28 ms

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107 ms

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209 ms

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73 ms

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165 ms

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26 ms

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94 ms

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53 ms

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138 ms

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113 ms

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121 ms

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117 ms

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116 ms

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128 ms

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125 ms

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149 ms

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151 ms

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173 ms

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167 ms

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169 ms

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180 ms

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210 ms

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306 ms

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478 ms

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403 ms

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345 ms

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423 ms

Accessibility Review

radioschule.radio.de accessibility score

79

Accessibility Issues

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

High

[aria-*] attributes do not match their roles

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

High

Buttons do not have an accessible name

High

Links do not have a discernible name

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

SEO Factors

radioschule.radio.de SEO score

100

Search Engine Optimization Advices

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

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Radioschule.radio.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 Radioschule.radio.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.

Social Sharing Optimization

radioschule.radio.de

Open Graph data is detected on the main page of Radioschule Radio. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: