8.8 sec in total
Visit vbz.ch now to see the best up-to-date Vbz content for Switzerland and also check out these interesting facts you probably never knew about vbz.ch
Die Verkehrsbetriebe Zürich gehören zu Zürich wie der See. In ihren Fahrzeugen begegnen sich täglich 800'000 Fahrgäste - eine Bühne für spannende Geschichten.Visit vbz.ch
We analyzed Vbz.ch page load time and found that the first response time was 320 ms and then it took 8.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
vbz.ch performance score
Our browser made a total of 111 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Vbz.ch, 75% (83 requests) were made to Stadt-zuerich.ch and 8% (9 requests) were made to Use.typekit.net. The less responsive or slowest element that took the longest time to load (3.3 sec) relates to the external source Stadt-zuerich.ch.
Page size can be reduced by 1.9 MB (65%)
Potential reduce by 75.5 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 12.1 kB, which is 12% 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 75.5 kB or 77% of the original size.
Potential reduce by 52.0 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, Vbz needs image optimization as it can save up to 52.0 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 1.4 MB
Potential reduce by 391.4 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. Vbz.ch needs all CSS files to be minified and compressed as it can save up to 391.4 kB or 84% of the original size.
Number of requests can be reduced by 53 (52%)
vbz.ch accessibility score
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.
[aria-*] attributes do not match their roles
These are opportunities to improve the legibility of your content.
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.
<frame> or <iframe> elements do not have a title
Links do not have a discernible name
These are opportunities to improve keyboard navigation in your application.
Heading elements are not in a sequentially-descending order
vbz.ch best practices score
Trust and Safety
Does not use HTTPS
Ensure CSP is effective against XSS attacks
Browser errors were logged to the console
vbz.ch SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Links are not crawlable
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/).
Document uses legible font sizes
Tap targets are not sized appropriately
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vbz.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 Vbz.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.
Open Graph description is not detected on the main page of Vbz. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: