3.5 sec in total
678 ms
2.4 sec
436 ms
Welcome to mozarthaus.at homepage info - get ready to check Mozarthaus best content right away, or after learning these important things about mozarthaus.at
Unvergesslicher Konzertabend im Mozarthaus in Wien! Intime Konzertatmospähre mit exzellenter Akustik | Mozart Ensemble Wien| Jetzt Tickets sichern!
Visit mozarthaus.atWe analyzed Mozarthaus.at page load time and found that the first response time was 678 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
mozarthaus.at performance score
name
value
score
weighting
Value12.2 s
0/100
10%
Value44.6 s
0/100
25%
Value19.3 s
0/100
10%
Value1,440 ms
15/100
30%
Value0.683
7/100
15%
Value38.2 s
0/100
10%
678 ms
342 ms
347 ms
345 ms
848 ms
Our browser made a total of 32 requests to load all elements on the main page. We found that 94% of them (30 requests) were addressed to the original Mozarthaus.at, 6% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (920 ms) belongs to the original domain Mozarthaus.at.
Page size can be reduced by 122.7 kB (34%)
360.1 kB
237.4 kB
In fact, the total size of Mozarthaus.at main page is 360.1 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 188.6 kB which makes up the majority of the site volume.
Potential reduce by 19.2 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 19.2 kB or 76% of the original size.
Potential reduce by 7.1 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. Mozarthaus images are well optimized though.
Potential reduce by 90.9 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 90.9 kB or 65% of the original size.
Potential reduce by 5.5 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. Mozarthaus.at needs all CSS files to be minified and compressed as it can save up to 5.5 kB or 78% of the original size.
Number of requests can be reduced by 4 (13%)
31
27
The browser has sent 31 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Mozarthaus. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.
mozarthaus.at
678 ms
sf.css
342 ms
sd.css
347 ms
sc.css
345 ms
jq.js
848 ms
w2dpopupbox.js
352 ms
w2dslidingtabfunctions.js
632 ms
w2dpicturegrid.js
345 ms
analytics.js
105 ms
pback.gif
180 ms
phead.gif
180 ms
pfra.gif
188 ms
mozart-konzerte_eyecatcher.jpg
550 ms
english_sbp.jpg
182 ms
streichquartett-tickets-buchen_sbp.jpg
180 ms
stephansdom-wien-mozarthaus-fotolia_sbp.jpg
348 ms
ban881508a0050d27a241.jpg
349 ms
ban881508a0050d27a242.jpg
362 ms
ban881508a0050d27a243.jpg
362 ms
ban881508a0050d27a244.jpg
371 ms
ban881508a0050d27a245.jpg
526 ms
ban881508a0050d27a246.jpg
527 ms
ban881508a0050d27a247.jpg
541 ms
ban881508a0050d27a248.jpg
539 ms
ban881508a0050d27a249.jpg
705 ms
mozart-konzerte-wien_sbp.jpg
683 ms
sml881508a0050d838321.jpg
836 ms
sml881508a0050d838322.jpg
696 ms
sml881508a0050d838323.jpg
850 ms
btn881508a0050de6801.gif
647 ms
glow_red_right.png
920 ms
collect
61 ms
mozarthaus.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.
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
mozarthaus.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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
Issues were logged in the Issues panel in Chrome Devtools
mozarthaus.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
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 Mozarthaus.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 Mozarthaus.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.
mozarthaus.at
Open Graph description is not detected on the main page of Mozarthaus. 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: