Report Summary

  • 66

    Performance

    Renders faster than
    79% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

zuonline.ch

Die Regionalzeitung aus dem Unterland | Zürcher Unterländer

Page Load Speed

2.4 sec in total

First Response

14 ms

Resources Loaded

1.7 sec

Page Rendered

704 ms

zuonline.ch screenshot

About Website

Welcome to zuonline.ch homepage info - get ready to check Zuonline best content for Switzerland right away, or after learning these important things about zuonline.ch

Die Traditionszeitung für das Zürcher Unterland, Bülach und Dielsdorf. Regionales Nachrichten, Sport, Gesellschaft, Politik, Wirtschaft & Kultur.

Visit zuonline.ch

Key Findings

We analyzed Zuonline.ch page load time and found that the first response time was 14 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

zuonline.ch performance score

66

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

63/100

10%

LCP (Largest Contentful Paint)

Value13.2 s

0/100

25%

SI (Speed Index)

Value4.5 s

73/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.12

84/100

15%

TTI (Time to Interactive)

Value3.1 s

95/100

10%

Network Requests Diagram

zuonline.ch

14 ms

zuonline.ch

381 ms

www.zuonline.ch

655 ms

tcf.stub.js

56 ms

tinypass.min.js

70 ms

Our browser made a total of 43 requests to load all elements on the main page. We found that 53% of them (23 requests) were addressed to the original Zuonline.ch, 21% (9 requests) were made to Cdn.cookielaw.org and 19% (8 requests) were made to Cdn.unitycms.io. The less responsive or slowest element that took the longest time to load (717 ms) relates to the external source Cdn.unitycms.io.

Page Optimization Overview & Recommendations

Page size can be reduced by 338.8 kB (18%)

Content Size

1.9 MB

After Optimization

1.6 MB

In fact, the total size of Zuonline.ch 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 911.7 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 322.9 kB

  • Original 390.2 kB
  • After minification 390.0 kB
  • After compression 67.3 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 322.9 kB or 83% of the original size.

Image Optimization

-2%

Potential reduce by 15.0 kB

  • Original 911.7 kB
  • After minification 896.7 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. Zuonline images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 501 B

  • Original 580.0 kB
  • After minification 580.0 kB
  • After compression 579.5 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

-1%

Potential reduce by 356 B

  • Original 41.3 kB
  • After minification 41.3 kB
  • After compression 41.0 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. Zuonline.ch has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 27 (68%)

Requests Now

40

After Optimization

13

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zuonline. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

zuonline.ch accessibility score

89

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

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

Heading elements are not in a sequentially-descending order

Best Practices

zuonline.ch best practices score

92

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

Page has valid source maps

SEO Factors

zuonline.ch 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

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zuonline.ch 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 Zuonline.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 Zuonline. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: