Report Summary

  • 50

    Performance

    Renders faster than
    68% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 60% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 85

    SEO

    Google-friendlier than
    56% of websites

Page Load Speed

7.9 sec in total

First Response

186 ms

Resources Loaded

6.7 sec

Page Rendered

1 sec

worldradio.ch screenshot

About Website

Visit worldradio.ch now to see the best up-to-date Worldradio content for Switzerland and also check out these interesting facts you probably never knew about worldradio.ch

English Speaking Radio in Switzerland I Local News, Events & Information

Visit worldradio.ch

Key Findings

We analyzed Worldradio.ch page load time and found that the first response time was 186 ms and then it took 7.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

worldradio.ch performance score

50

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

34/100

10%

LCP (Largest Contentful Paint)

Value13.4 s

0/100

25%

SI (Speed Index)

Value3.9 s

81/100

10%

TBT (Total Blocking Time)

Value120 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0.619

10/100

15%

TTI (Time to Interactive)

Value5.0 s

76/100

10%

Network Requests Diagram

worldradio.ch

186 ms

worldradio.ch

1121 ms

dcb19b28e85b.js

436 ms

547 ms

cd0c07bb60c1.css

1607 ms

Our browser made a total of 65 requests to load all elements on the main page. We found that 92% of them (60 requests) were addressed to the original Worldradio.ch, 3% (2 requests) were made to Ssl.google-analytics.com and 2% (1 request) were made to . The less responsive or slowest element that took the longest time to load (2.1 sec) belongs to the original domain Worldradio.ch.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.5 MB (47%)

Content Size

3.1 MB

After Optimization

1.7 MB

In fact, the total size of Worldradio.ch main page is 3.1 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. 65% of websites need less resources to load. Images take 2.3 MB which makes up the majority of the site volume.

HTML Optimization

-94%

Potential reduce by 214.4 kB

  • Original 229.0 kB
  • After minification 103.4 kB
  • After compression 14.5 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. This page needs HTML code to be minified as it can gain 125.6 kB, which is 55% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 214.4 kB or 94% of the original size.

Image Optimization

-33%

Potential reduce by 756.9 kB

  • Original 2.3 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. Obviously, Worldradio needs image optimization as it can save up to 756.9 kB or 33% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 34 B

  • Original 17.2 kB
  • After minification 17.2 kB
  • After compression 17.1 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.

CSS Optimization

-79%

Potential reduce by 491.8 kB

  • Original 623.4 kB
  • After minification 531.3 kB
  • After compression 131.6 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. Worldradio.ch needs all CSS files to be minified and compressed as it can save up to 491.8 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (17%)

Requests Now

60

After Optimization

50

The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Worldradio. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

worldradio.ch accessibility score

85

Accessibility Issues

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

Best Practices

worldradio.ch best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

worldradio.ch SEO score

85

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

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 doesn't use legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Worldradio.ch can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Worldradio.ch 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 Worldradio. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: