2.8 sec in total
370 ms
2.2 sec
221 ms
Welcome to zoovienna.at homepage info - get ready to check Zoovienna best content for Austria right away, or after learning these important things about zoovienna.at
Der älteste Zoo der Welt liegt mitten in der kaiserlichen Sommerresidenz Schönbrunn in Wien. In einer einzigartigen Verbindung von Kultur und Natur entdeckt man den vielleicht schönsten Zoo der Welt. ...
Visit zoovienna.atWe analyzed Zoovienna.at page load time and found that the first response time was 370 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.
zoovienna.at performance score
name
value
score
weighting
Value2.5 s
68/100
10%
Value3.2 s
72/100
25%
Value4.3 s
76/100
10%
Value40 ms
100/100
30%
Value0.023
100/100
15%
Value2.7 s
97/100
10%
370 ms
1134 ms
373 ms
361 ms
375 ms
Our browser made a total of 18 requests to load all elements on the main page. We found that all of those requests were addressed to Zoovienna.at and no external sources were called. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Zoovienna.at.
Page size can be reduced by 107.2 kB (28%)
386.9 kB
279.8 kB
In fact, the total size of Zoovienna.at main page is 386.9 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. 20% of websites need less resources to load. Images take 119.2 kB which makes up the majority of the site volume.
Potential reduce by 84.9 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. 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 84.9 kB or 84% of the original size.
Potential reduce by 22.2 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, Zoovienna needs image optimization as it can save up to 22.2 kB or 19% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 12 B
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.
Potential reduce by 58 B
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. Zoovienna.at has all CSS files already compressed.
We found no issues to fix!
16
16
The browser has sent 16 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zoovienna. According to our analytics all requests are already optimized.
zoovienna.at
370 ms
www.zoovienna.at
1134 ms
25f23576c626.css
373 ms
Tripadvisor_Travellers_choice_award.png
361 ms
4662b301d844.js
375 ms
c284d9710850.js
273 ms
icon-best-zoo.svg
105 ms
icon_tickets.png
103 ms
icon_map.png
104 ms
icon_karotte.png
103 ms
icon-heart.png
181 ms
icon-experience.png
182 ms
icon-faq.png
183 ms
btn-buy_ticket.png
185 ms
information.svg
271 ms
icon-instagram.svg
272 ms
Lehrbetrieb_Qualit%C3%A4tssiegel_2x.png
362 ms
logo-iucn.svg
272 ms
zoovienna.at 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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
Form elements do not have associated labels
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
zoovienna.at 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
zoovienna.at 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
DE
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zoovienna.at 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 Zoovienna.at 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.
zoovienna.at
Open Graph data is detected on the main page of Zoovienna. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: