4.3 sec in total
669 ms
3.4 sec
224 ms
Welcome to hausdernatur.at homepage info - get ready to check Haus Der Natur best content for Austria right away, or after learning these important things about hausdernatur.at
With more than 7000 m², Salzburg’s most popular museum presents nature at its most exciting.
Visit hausdernatur.atWe analyzed Hausdernatur.at page load time and found that the first response time was 669 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
hausdernatur.at performance score
name
value
score
weighting
Value3.5 s
34/100
10%
Value15.9 s
0/100
25%
Value13.0 s
3/100
10%
Value1,530 ms
14/100
30%
Value0.119
85/100
15%
Value15.3 s
7/100
10%
669 ms
206 ms
207 ms
205 ms
206 ms
Our browser made a total of 48 requests to load all elements on the main page. We found that 96% of them (46 requests) were addressed to the original Hausdernatur.at, 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Hausdernatur.at.
Page size can be reduced by 155.7 kB (40%)
384.8 kB
229.1 kB
In fact, the total size of Hausdernatur.at main page is 384.8 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. 25% of websites need less resources to load. Images take 155.5 kB which makes up the majority of the site volume.
Potential reduce by 17.9 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 17.9 kB or 76% of the original size.
Potential reduce by 2.9 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. Haus Der Natur images are well optimized though.
Potential reduce by 48.8 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 48.8 kB or 56% of the original size.
Potential reduce by 86.0 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. Hausdernatur.at needs all CSS files to be minified and compressed as it can save up to 86.0 kB or 73% of the original size.
Number of requests can be reduced by 26 (55%)
47
21
The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Haus Der Natur. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for CSS and as a result speed up the page load time.
admission-hours-entrance-fees.html
669 ms
contao.css
206 ms
mediabox.css
207 ms
tinymce.css
205 ms
basic.css
206 ms
elements.css
207 ms
navigation.css
209 ms
photo.css
407 ms
menu01.css
413 ms
menuhome.css
412 ms
mootools-core.js
611 ms
mootools-more.js
513 ms
imagerotator.js
413 ms
mediabox.js
609 ms
bg.jpg
103 ms
topheader.png
208 ms
facebook.png
207 ms
logo0.jpg
207 ms
tieroben_blau.gif
208 ms
de.gif
209 ms
bgmenu0.gif
306 ms
menubg99.gif
408 ms
menubg0.gif
408 ms
blank.gif
409 ms
02_ausstellung_985x250.jpg
612 ms
searchbutton.gif
410 ms
aquarium.jpg
509 ms
saurier.jpg
610 ms
sciencecenter.jpg
611 ms
salzburger_familienpass.jpg
610 ms
hundeverbot.jpg
612 ms
de_hi.gif
711 ms
en_hi.gif
813 ms
it_hi.gif
812 ms
menubg1.gif
814 ms
menubg2.gif
814 ms
menubg3.gif
815 ms
menubg4.gif
914 ms
cron.php
1083 ms
bgcontent3.gif
1002 ms
leftnavbullet_hi.gif
1003 ms
leftnavbullet.gif
1002 ms
searchbg.gif
1010 ms
adresse.gif
1104 ms
ga.js
6 ms
__utm.gif
12 ms
print.css
205 ms
04_reptilienzoo_985x250.jpg
407 ms
hausdernatur.at accessibility score
ARIA
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.
Impact
Issue
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
[role]s are not contained by their required parent element
ARIA IDs are not unique
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
<frame> or <iframe> elements do not have a title
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
List items (<li>) are not contained within <ul> or <ol> parent elements.
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.
hausdernatur.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
hausdernatur.at SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Document uses legible font sizes
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Hausdernatur.at can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Hausdernatur.at 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.
hausdernatur.at
Open Graph description is not detected on the main page of Haus Der Natur. 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: