Report Summary

  • 16

    Performance

    Renders faster than
    31% of other websites

  • 67

    Accessibility

    Visual factors better than
    that of 32% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    57% of websites

  • 93

    SEO

    Google-friendlier than
    84% of websites

donau3fm.de

DONAU 3 FM - Einfach gute Musik

Page Load Speed

3.4 sec in total

First Response

432 ms

Resources Loaded

2.5 sec

Page Rendered

509 ms

donau3fm.de screenshot

About Website

Welcome to donau3fm.de homepage info - get ready to check DONAU 3 FM best content for Germany right away, or after learning these important things about donau3fm.de

DONAU 3 FM ist der Radiosender für Schwaben! Hier erfahrt ihr alle wichtigen Nachrichten aus Ulm, Neu-Ulm, Biberach, Günzburg und Heidenheim. - Einfach gute Musik im Radio

Visit donau3fm.de

Key Findings

We analyzed Donau3fm.de page load time and found that the first response time was 432 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

donau3fm.de performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value16.0 s

0/100

10%

LCP (Largest Contentful Paint)

Value27.0 s

0/100

25%

SI (Speed Index)

Value21.6 s

0/100

10%

TBT (Total Blocking Time)

Value3,170 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.038

100/100

15%

TTI (Time to Interactive)

Value29.4 s

0/100

10%

Network Requests Diagram

www.donau3fm.de

432 ms

A.css,,_font-awesome.min.css+css,,_bootstrap.css+css,,_bootstrap-theme.css+css,,_offcanvas.css+css,,_navigation.css+css,,_weather.css+css,,_footer.css+css,,_main.css+style.css+css,,_ads.css+css,,_weather-map.css+fancybox,,_jquery.fancybox.css,Mcc.0ouImzKsl4.css.pagespeed.cf.S3OMnv02PJ.css

271 ms

A.events_manager.css,qver=5.62.pagespeed.cf.H_cPl_xNXa.css

182 ms

jquery.js,qver=1.11.3.pagespeed.jm.zixJPNMRNN.js

311 ms

jquery-migrate.min.js,qver==1.2.1+ui,_core.min.js,qver==1.11.4+ui,_widget.min.js,qver==1.11.4+ui,_position.min.js,qver==1.11.4+ui,_mouse.min.js,qver==1.11.4+ui,_sortable.min.js,qver==1.11.4+ui,_datepicker.min.js,qver==1.11.4.pagespeed.jc.LfPnZ5krGr.js

300 ms

Our browser made a total of 54 requests to load all elements on the main page. We found that 33% of them (18 requests) were addressed to the original Donau3fm.de, 57% (31 requests) were made to Donau3fm.de.s3-eu-central-1.amazonaws.com and 6% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Donau3fm.de.s3-eu-central-1.amazonaws.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 617.1 kB (32%)

Content Size

1.9 MB

After Optimization

1.3 MB

In fact, the total size of Donau3fm.de main page is 1.9 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. 50% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 57.1 kB

  • Original 78.2 kB
  • After minification 74.3 kB
  • After compression 21.2 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 57.1 kB or 73% of the original size.

Image Optimization

-3%

Potential reduce by 32.7 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. DONAU 3 FM images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 367.9 kB

  • Original 544.5 kB
  • After minification 538.4 kB
  • After compression 176.6 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 367.9 kB or 68% of the original size.

CSS Optimization

-82%

Potential reduce by 159.5 kB

  • Original 193.8 kB
  • After minification 192.5 kB
  • After compression 34.2 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. Donau3fm.de needs all CSS files to be minified and compressed as it can save up to 159.5 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (18%)

Requests Now

49

After Optimization

40

The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DONAU 3 FM. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

donau3fm.de accessibility score

67

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

<frame> or <iframe> elements do not have a title

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

donau3fm.de best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

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

donau3fm.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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Donau3fm.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 Donau3fm.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

Open Graph data is detected on the main page of DONAU 3 FM. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: