Tools & Wizards About Us
swr4rp.radio.de screenshot

Report Summary

  • 37

    Performance

    Renders faster than
    56% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 86% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

swr4rp.radio.de

SWR4 Rheinland-Pfalz - SWR4 Mainz | Live per Webradio

Page Load Speed

1.4 sec in total

First Response

55 ms

Resources Loaded

760 ms

Page Rendered

582 ms

swr4rp.radio.de screenshot

About Website

Welcome to swr4rp.radio.de homepage info - get ready to check SWR4 Rp Radio best content for Germany right away, or after learning these important things about swr4rp.radio.de

SWR4 Rheinland-Pfalz - SWR4 Mainz Webradio online hören. Den kostenlosen Livestream von Radio SWR4 Rheinland-Pfalz - SWR4 Mainz aufrufen und weitere Radiosender entdecken.

Visit swr4rp.radio.de

Key Findings

We analyzed Swr4rp.radio.de page load time and found that the first response time was 55 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

swr4rp.radio.de performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

52/100

10%

LCP (Largest Contentful Paint)

Value3.8 s

55/100

25%

SI (Speed Index)

Value6.8 s

35/100

10%

TBT (Total Blocking Time)

Value5,210 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.007

100/100

15%

TTI (Time to Interactive)

Value27.4 s

0/100

10%

Network Requests Diagram

swr4rp.radio.de

55 ms

swr4rp.radio.de

141 ms

swr4rp

76 ms

65a880cfe34b686e.css

43 ms

1568be5fe8042683.css

37 ms

Our browser made a total of 133 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Swr4rp.radio.de, 62% (83 requests) were made to Radio.de and 32% (42 requests) were made to Static.prod.radio-api.net. The less responsive or slowest element that took the longest time to load (294 ms) relates to the external source Radio.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 599.1 kB (26%)

Content Size

2.3 MB

After Optimization

1.7 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Swr4rp.radio.de main page is 2.3 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 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 596.6 kB

  • Original 700.5 kB
  • After minification 692.1 kB
  • After compression 104.0 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 596.6 kB or 85% of the original size.

Image Optimization

-0%

Potential reduce by 2.5 kB

  • Original 1.5 MB
  • After minification 1.5 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. SWR4 Rp Radio images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 25 B

  • Original 68.6 kB
  • After minification 68.6 kB
  • After compression 68.6 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 31 (24%)

Requests Now

130

After Optimization

99

  • Images
  • JavaScript
  • CSS

The browser has sent 130 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SWR4 Rp 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 32 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

swr4rp.radio.de

swr4rp.radio.de

55 ms

swr4rp.radio.de

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141 ms

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76 ms

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43 ms

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37 ms

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90 ms

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36 ms

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179 ms

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188 ms

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64 ms

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Accessibility Review

swr4rp.radio.de accessibility score

95

Accessibility Issues

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.

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

Links do not have a discernible name

Best Practices

swr4rp.radio.de best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

swr4rp.radio.de SEO score

93

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

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

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 Swr4rp.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 Swr4rp.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

swr4rp.radio.de

Open Graph data is detected on the main page of SWR4 Rp Radio. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: