46 sec in total
430 ms
28 sec
17.6 sec
Welcome to dorotheum.com homepage info - get ready to check Dorotheum best content for Austria right away, or after learning these important things about dorotheum.com
Das größte Auktionshaus Mitteleuropas. 600 Auktionen, 40 Sparten, 100 Experten, mehr als 300 Jahre Erfahrung. Zeitgenössische Kunst, Alte Meister Gemälde & mehr.
Visit dorotheum.comWe analyzed Dorotheum.com page load time and found that the first response time was 430 ms and then it took 45.6 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.
dorotheum.com performance score
name
value
score
weighting
Value2.7 s
59/100
10%
Value12.3 s
0/100
25%
Value29.5 s
0/100
10%
Value340 ms
74/100
30%
Value0.044
99/100
15%
Value35.6 s
0/100
10%
430 ms
204 ms
2486 ms
347 ms
590 ms
Our browser made a total of 91 requests to load all elements on the main page. We found that 76% of them (69 requests) were addressed to the original Dorotheum.com, 3% (3 requests) were made to Connect.facebook.net and 3% (3 requests) were made to Lightwidget.com. The less responsive or slowest element that took the longest time to load (5.3 sec) belongs to the original domain Dorotheum.com.
Page size can be reduced by 547.5 kB (5%)
10.1 MB
9.5 MB
In fact, the total size of Dorotheum.com main page is 10.1 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. 85% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 9.3 MB which makes up the majority of the site volume.
Potential reduce by 38.2 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 38.2 kB or 80% of the original size.
Potential reduce by 91.9 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. Dorotheum images are well optimized though.
Potential reduce by 156.1 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 156.1 kB or 42% of the original size.
Potential reduce by 261.4 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. Dorotheum.com needs all CSS files to be minified and compressed as it can save up to 261.4 kB or 84% of the original size.
Number of requests can be reduced by 48 (58%)
83
35
The browser has sent 83 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dorotheum. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 to 1 for JavaScripts and from 18 to 1 for CSS and as a result speed up the page load time.
dorotheum.com
430 ms
en.html
204 ms
en.html
2486 ms
fonts.1456840495.css
347 ms
stylesheet_f5414541ca.1504083016.css
590 ms
video-popup.1493804760.css
837 ms
video-gallery.1499242064.css
980 ms
filter-by-category.1493804761.css
1079 ms
share-by-email-modal.1493804761.css
1178 ms
teaser-banner.1493804616.css
1277 ms
department.1493804615.css
1377 ms
style.1500463133.css
1771 ms
jquery-ui.theme.1493804444.css
1945 ms
jquery-ui.structure.1493804444.css
1976 ms
jquery-ui.1493804444.css
2073 ms
jquery.bxslider.1456840497.css
2173 ms
lightview.1456840498.css
2054 ms
dialog-polyfill.1493804443.css
2160 ms
doro-dialog.1493804443.css
2260 ms
jquery.min.js
646 ms
jquery-ui.min.js
647 ms
jquery.bxslider.min.1457619320.js
3624 ms
jquery.print.1455616759.js
3673 ms
dialog-polyfill.1493804445.js
3785 ms
doro-dialog.1493804445.js
3693 ms
login.min.1494485755.js
3692 ms
video-popup.1493804760.js
3672 ms
filter-by-category.1493804761.js
3784 ms
share-by-email-modal.1493804761.js
3834 ms
script.1494485710.js
3882 ms
lightview.1455616759.js
3980 ms
flashmessages.1455616758.js
3882 ms
mobileToggle.1494485710.js
3918 ms
cookies.1493804445.js
3917 ms
socialmedia.1493804445.js
3973 ms
onsearch-autocomplete.js
3901 ms
css
569 ms
user.svg
652 ms
mobile_menu_button.jpg
663 ms
termine_01.jpg
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schildkroete_01.jpg
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verkaufen_01.jpg
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Marino-Marini_01.jpg
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wurm_04.jpg
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light.jpg
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Uhren_8Sep.jpg
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teppiche_05.jpg
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gemaelde_01.jpg
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Video_Verkaufen_D1_01.jpg
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kaufen-video_01.jpg
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start-video-_02.jpg
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Kreis_Facebook.png
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Kreis_Twitter.png
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Kreis_Instagram.png
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Kreis_Youtube.png
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Kreis_map.png
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arrow.png
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slider-expertentour-DL-1.jpg
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slideshow-info-box-bg.png
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Slider_Englisch.jpg
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Slider_Dyson_01.jpg
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Slider-russ.-Schule.jpg
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icomoon.woff
945 ms
sdk.js
1069 ms
footer-box-bg.png
449 ms
gtm.js
4054 ms
getgeoip.php
3123 ms
getAjaxValues.php
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widgets.js
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5231de49174a196fe5869c36d7ac97fc082339a8.html
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instansive.js
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bx_loader.gif
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prev.png
663 ms
next.png
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sprite.png
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blank.gif
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0sTQzbapM8j.js
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analytics.js
2559 ms
fbevents.js
555 ms
activityi;src=6637261;type=pagep0;cat=dorot001;u1=undefined;u2=(none);u3=(direct);u4=https%3A%2F%2Fwww.dorotheum.com%2Fen.html;ord=34369A7c2B27bB11;~oref=https%3A%2F%2Fwww.dorotheum.com%2Fen.html
2343 ms
activityi;src=6637261;type=pagep0;cat=dorot0;u4=https%3A%2F%2Fwww.dorotheum.com%2Fen.html;u5=undefined;u6=undefined;u7=undefined;u9=undefined;u10=undefined;u11=undefined;u14=undefined;u16=nein;u17=undefined;u18=undefined;u19=nein;ord=563350706477;~oref=https%3A%2F%2Fwww.dorotheum.com%2Fen.html
2340 ms
1666744060249360
409 ms
5231de49174a196fe5869c36d7ac97fc082339a8.html
2912 ms
instansive.js
2275 ms
1084 ms
collect
409 ms
collect
1030 ms
lightwidget.js
885 ms
print.1494485709.css
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ga-audiences
1271 ms
dorotheum.com 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
Links do not have a discernible name
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.
dorotheum.com 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
Missing source maps for large first-party JavaScript
dorotheum.com 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
DE
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dorotheum.com can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it does not match the claimed English language. Our system also found out that Dorotheum.com 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.
dorotheum.com
Open Graph description is not detected on the main page of Dorotheum. 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: