6.2 sec in total
813 ms
5.1 sec
318 ms
Visit vis.ac.at now to see the best up-to-date VIS Ac content and also check out these interesting facts you probably never knew about vis.ac.at
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Visit vis.ac.atWe analyzed Vis.ac.at page load time and found that the first response time was 813 ms and then it took 5.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
vis.ac.at performance score
name
value
score
weighting
Value3.9 s
26/100
10%
Value9.2 s
1/100
25%
Value6.2 s
44/100
10%
Value90 ms
99/100
30%
Value0.735
7/100
15%
Value7.0 s
54/100
10%
813 ms
279 ms
280 ms
27 ms
38 ms
Our browser made a total of 51 requests to load all elements on the main page. We found that 80% of them (41 requests) were addressed to the original Vis.ac.at, 6% (3 requests) were made to S.ytimg.com and 4% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (2.9 sec) belongs to the original domain Vis.ac.at.
Page size can be reduced by 488.3 kB (18%)
2.7 MB
2.2 MB
In fact, the total size of Vis.ac.at main page is 2.7 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. 65% of websites need less resources to load. Images take 2.1 MB which makes up the majority of the site volume.
Potential reduce by 34.5 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. 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 34.5 kB or 85% of the original size.
Potential reduce by 14.9 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. VIS Ac images are well optimized though.
Potential reduce by 202.6 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 202.6 kB or 65% of the original size.
Potential reduce by 236.4 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. Vis.ac.at needs all CSS files to be minified and compressed as it can save up to 236.4 kB or 83% of the original size.
Number of requests can be reduced by 12 (25%)
48
36
The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of VIS Ac. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
www.vis.ac.at
813 ms
imageslider.css
279 ms
formate.css
280 ms
css
27 ms
css
38 ms
jquery.min.js
425 ms
functions.js
283 ms
bg_slider.js
293 ms
formate.css
292 ms
fwxgalleryslider.js
569 ms
menubutton.png
320 ms
bg.jpg
319 ms
head.jpg
471 ms
head_small.jpg
700 ms
logoclick_small.gif
319 ms
suchen_icon.png
318 ms
bg_nav.jpg
586 ms
button_00a.png
587 ms
button_01a.png
597 ms
button_02a.png
608 ms
trenner_180.png
701 ms
header_news.png
872 ms
trenner_240.png
877 ms
youtube.png
895 ms
header_calendar.png
896 ms
trenner_290.png
973 ms
springbreak2016.png
969 ms
logo_bottom_01.png
1152 ms
logo_bottom_03.png
1161 ms
logo_bottom_02.png
1171 ms
XTq2qvdM3II
103 ms
411.jpg
2242 ms
468.jpg
1987 ms
475.jpg
2033 ms
445.jpg
2848 ms
442.jpg
1934 ms
406.jpg
1793 ms
391.jpg
2481 ms
354.jpg
2362 ms
168.jpg
2389 ms
138.jpg
2575 ms
355.jpg
2940 ms
151.jpg
2911 ms
135.jpg
2830 ms
www-embed-player-vflfNyN_r.css
30 ms
www-embed-player.js
64 ms
base.js
110 ms
Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js
204 ms
ad_status.js
22 ms
zN7GBFwfMP4uA6AR0HCoLQ.ttf
21 ms
RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf
23 ms
vis.ac.at accessibility score
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
Buttons do not have an accessible name
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
vis.ac.at best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
vis.ac.at SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
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
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vis.ac.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 Vis.ac.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.
vis.ac.at
Open Graph description is not detected on the main page of VIS Ac. 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: