Tools & Wizards About Us
jazzradiovocal.radio.de screenshot

Report Summary

  • 31

    Performance

    Renders faster than
    51% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

jazzradiovocal.radio.de

Online Radio, Webradio, Internetradio & Musik kostenlos hören

Page Load Speed

345 ms in total

First Response

55 ms

Resources Loaded

188 ms

Page Rendered

102 ms

jazzradiovocal.radio.de screenshot

About Website

Visit jazzradiovocal.radio.de now to see the best up-to-date Jazz Radio Vocal content for Germany and also check out these interesting facts you probably never knew about jazzradiovocal.radio.de

Online Radio und Musik auf über 60.000 nationalen und internationalen Radiosendern direkt online hören. Jetzt per Webradio live und kostenlos auf radio.de.

Visit jazzradiovocal.radio.de

Key Findings

We analyzed Jazzradiovocal.radio.de page load time and found that the first response time was 55 ms and then it took 290 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster. This domain responded with an error, which can significantly jeopardize Jazzradiovocal.radio.de rating and web reputation

Performance Metrics

jazzradiovocal.radio.de performance score

31

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

60/100

10%

LCP (Largest Contentful Paint)

Value4.9 s

29/100

25%

SI (Speed Index)

Value7.4 s

28/100

10%

TBT (Total Blocking Time)

Value5,740 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.007

100/100

15%

TTI (Time to Interactive)

Value29.6 s

0/100

10%

Network Requests Diagram

jazzradiovocal.radio.de

55 ms

cf.errors.css

16 ms

vcd15cbe7772f49c399c6a5babf22c1241717689176015

80 ms

browser-bar.png

7 ms

cf-no-screenshot-error.png

13 ms

Our browser made a total of 5 requests to load all elements on the main page. We found that 80% of them (4 requests) were addressed to the original Jazzradiovocal.radio.de, 20% (1 request) were made to Static.cloudflareinsights.com. The less responsive or slowest element that took the longest time to load (80 ms) relates to the external source Static.cloudflareinsights.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 3.1 kB (23%)

Content Size

13.4 kB

After Optimization

10.3 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Jazzradiovocal.radio.de main page is 13.4 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only 5% of websites need less resources to load. HTML takes 5.0 kB which makes up the majority of the site volume.

HTML Optimization

-61%

Potential reduce by 3.0 kB

  • Original 5.0 kB
  • After minification 4.5 kB
  • After compression 1.9 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 3.0 kB or 61% of the original size.

Image Optimization

-0%

Potential reduce by 5 B

  • Original 3.9 kB
  • After minification 3.9 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. Jazz Radio Vocal images are well optimized though.

CSS Optimization

-2%

Potential reduce by 75 B

  • Original 4.5 kB
  • After minification 4.5 kB
  • After compression 4.4 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. Jazzradiovocal.radio.de has all CSS files already compressed.

Requests Breakdown

We found no issues to fix!

Requests Now

4

After Optimization

4

  • Images
  • JavaScript
  • CSS

The browser has sent 4 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jazz Radio Vocal. According to our analytics all requests are already optimized.

Network Requests Diagram

jazzradiovocal.radio.de

jazzradiovocal.radio.de

55 ms

cf.errors.css

cf.errors.css

16 ms

vcd15cbe7772f49c399c6a5babf22c1241717689176015

vcd15cbe7772f49c399c6a5babf22c1241717689176015

80 ms

browser-bar.png

browser-bar.png

7 ms

cf-no-screenshot-error.png

cf-no-screenshot-error.png

13 ms

Accessibility Review

jazzradiovocal.radio.de accessibility score

94

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

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

jazzradiovocal.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

jazzradiovocal.radio.de SEO score

91

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jazzradiovocal.radio.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it does not match the claimed English language. Our system also found out that Jazzradiovocal.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

jazzradiovocal.radio.de

Open Graph description is not detected on the main page of Jazz Radio Vocal. 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: