10 sec in total
317 ms
8.4 sec
1.2 sec
Welcome to erf.ch homepage info - get ready to check ERF best content right away, or after learning these important things about erf.ch
ERF Medien Schweiz: TV- und Radio-Beiträge zu Glauben & Leben mit Menschen. Fundierte Antworten zu Themen, die berühren und bewegen - für Sie
Visit erf.chWe analyzed Erf.ch page load time and found that the first response time was 317 ms and then it took 9.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
erf.ch performance score
name
value
score
weighting
Value8.7 s
0/100
10%
Value9.8 s
0/100
25%
Value11.0 s
6/100
10%
Value760 ms
39/100
30%
Value0.081
94/100
15%
Value18.2 s
3/100
10%
317 ms
290 ms
319 ms
3309 ms
25 ms
Our browser made a total of 122 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Erf.ch, 65% (79 requests) were made to Lifechannel.ch and 11% (13 requests) were made to Ads.erf-medien.ch. The less responsive or slowest element that took the longest time to load (3.3 sec) relates to the external source Lifechannel.ch.
Page size can be reduced by 1.6 MB (28%)
5.8 MB
4.2 MB
In fact, the total size of Erf.ch main page is 5.8 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 3.8 MB which makes up the majority of the site volume.
Potential reduce by 76.9 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. This page needs HTML code to be minified as it can gain 13.2 kB, which is 15% 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 76.9 kB or 85% of the original size.
Potential reduce by 40.8 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. ERF images are well optimized though.
Potential reduce by 1.3 MB
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 1.3 MB or 76% of the original size.
Potential reduce by 187.7 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. Erf.ch needs all CSS files to be minified and compressed as it can save up to 187.7 kB or 84% of the original size.
Number of requests can be reduced by 63 (58%)
108
45
The browser has sent 108 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ERF. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 41 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.
erf.ch
317 ms
www.lifechannel.ch
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radio-life-channel
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erf.ch accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
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
Image elements do not have [alt] attributes
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
erf.ch best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
erf.ch SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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
Document uses legible font sizes
Tap targets are not sized appropriately
DE
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Erf.ch can be misinterpreted by Google and other search engines. Our service has detected that German 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 Erf.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.
erf.ch
Open Graph data is detected on the main page of ERF. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: