Access siegburger-welle.de. Siegburger-Welle ... das Webradio an Rhein uns Sieg ...

name

value

score

weighting

FCP (First Contentful Paint)

Value5.4 s

7/100

10%

LCP (Largest Contentful Paint)

Value8.1 s

2/100

25%

SI (Speed Index)

Value9.1 s

14/100

10%

TBT (Total Blocking Time)

Value290 ms

79/100

30%

CLS (Cumulative Layout Shift)

Value0.419

23/100

15%

TTI (Time to Interactive)

Value17.8 s

4/100

10%

www.siegburger-welle.de

498 ms

style.css

220 ms

theming.css

208 ms

web.css

221 ms

common,facebook,counter,socialbookmark,twitter,shoppingbasket

230 ms

Our browser made a total of 134 requests to load all elements on the main page. We found that 22% of them (30 requests) were addressed to the original Siegburger-welle.de, 13% (18 requests) were made to Internetsl.de and 13% (18 requests) were made to Cdn.website-start.de. The less responsive or slowest element that took the longest time to load (20.3 sec) relates to the external source Hotels.com.

Content Size

710.6 kB

After Optimization

547.3 kB

In fact, the total size of Siegburger-welle.de main page is 710.6 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. 50% of websites need less resources to load. Images take 454.1 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 80.9 kB

Original 113.6 kB
After minification 109.0 kB
After compression 32.7 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 80.9 kB or 71% of the original size.

Image Optimization

-11%

Potential reduce by 49.0 kB

Original 454.1 kB
After minification 405.2 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. Obviously, Siegburger Welle needs image optimization as it can save up to 49.0 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-24%

Potential reduce by 26.4 kB

Original 108.6 kB
After minification 108.6 kB
After compression 82.2 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 26.4 kB or 24% of the original size.

CSS Optimization

-20%

Potential reduce by 7.0 kB

Original 34.2 kB
After minification 34.2 kB
After compression 27.2 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. Siegburger-welle.de needs all CSS files to be minified and compressed as it can save up to 7.0 kB or 20% of the original size.

Requests Now

After Optimization

The browser has sent 89 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Siegburger Welle. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

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

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.

High

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

Search Engine Optimization Advices

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

High

Links are not crawlable

High

robots.txt is not valid

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

DE
Language Claimed

DE
Encoding

ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Siegburger-welle.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 Siegburger-welle.de main page’s claimed encoding is iso-8859-1. 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.

Social Sharing Optimization

siegburger-welle.de

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Siegburger-Welle ... das Webradio an Rhein uns Sieg ...

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

www.siegburger-welle.de

style.css

theming.css

web.css

common,facebook,counter,socialbookmark,twitter,shoppingbasket

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

www.siegburger-welle.de

style.css

theming.css

web.css

common,facebook,counter,socialbookmark,twitter,shoppingbasket

mobilenavigation.css

logstate2-css.php

logstate-js.php

web.js

web.bundle.js

mobilenavigation.js

common,facebook,counter,socialbookmark,twitter,shoppingbasket

pfcsupport.js

lautfm_js_tools.0.8.0.js

swfobject.js

getWetterinfoTemplate.php

fwt.js

fwt.js

background.gif

indicator.php

banner3.png

banner_470x62.jpg

internet-radio-reflection.png

logo3.gif

wetterinfo.gif

baschild.jpg

vote_but_04.gif

88_31_02.png

button8.gif

button.php

voteliste.JPG

topliste.php

pr.php

webwikibutton.gif

Default.aspx

siegel5_g.png

printer.gif

logo.gif

logo.jpg

emotionheader.jpg

cache_8445376.png

cache_8445862.png

cache_8200348.jpg