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21erhaus.at screenshot

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

21erhaus.at

Belvedere 21 Wien - Museum für zeitgenössische Kunst

Page Load Speed

4 sec in total

First Response

737 ms

Resources Loaded

2.7 sec

Page Rendered

499 ms

21erhaus.at screenshot

About Website

Visit 21erhaus.at now to see the best up-to-date 21 Erhaus content for Austria and also check out these interesting facts you probably never knew about 21erhaus.at

Museum für zeitgenössische Kunst in Wien

Visit 21erhaus.at

Key Findings

We analyzed 21erhaus.at page load time and found that the first response time was 737 ms and then it took 3.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

21erhaus.at performance score

0

Network Requests Diagram

21erhaus.at

737 ms

js

95 ms

main.css

747 ms

css

138 ms

css

152 ms

Our browser made a total of 56 requests to load all elements on the main page. We found that 66% of them (37 requests) were addressed to the original 21erhaus.at, 5% (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 (1.3 sec) belongs to the original domain 21erhaus.at.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.2 MB (46%)

Content Size

2.7 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of 21erhaus.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. 50% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 33.4 kB

  • Original 40.9 kB
  • After minification 35.9 kB
  • After compression 7.5 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. This page needs HTML code to be minified as it can gain 5.0 kB, which is 12% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 33.4 kB or 82% of the original size.

Image Optimization

-5%

Potential reduce by 63.7 kB

  • Original 1.2 MB
  • After minification 1.1 MB

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. 21 Erhaus images are well optimized though.

JavaScript Optimization

-75%

Potential reduce by 742.7 kB

  • Original 987.8 kB
  • After minification 794.6 kB
  • After compression 245.1 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 742.7 kB or 75% of the original size.

CSS Optimization

-82%

Potential reduce by 402.6 kB

  • Original 491.4 kB
  • After minification 466.2 kB
  • After compression 88.8 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. 21erhaus.at needs all CSS files to be minified and compressed as it can save up to 402.6 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (33%)

Requests Now

49

After Optimization

33

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 21 Erhaus. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

21erhaus.at

21erhaus.at

737 ms

js

js

95 ms

main.css

main.css

747 ms

css

css

138 ms

css

css

152 ms

21haus.css

21haus.css

227 ms

jquery-ui.css

jquery-ui.css

120 ms

jquery-ui.css

jquery-ui.css

323 ms

royal-sider-2015.css

royal-sider-2015.css

180 ms

main.js

main.js

1283 ms

fbevents.js

fbevents.js

63 ms

logo-21.jpg

logo-21.jpg

506 ms

facebook_grey.png

facebook_grey.png

138 ms

googleart_grey.png

googleart_grey.png

137 ms

twitter_grey.png

twitter_grey.png

137 ms

instagram_grey.png

instagram_grey.png

256 ms

youtube_grey.png

youtube_grey.png

256 ms

lupe-red.png

lupe-red.png

255 ms

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1437476376988.jpg

502 ms

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1437476376986.jpg

592 ms

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481 ms

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671 ms

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0x66220CD5213251B5A713CFEA9012EE66.jpeg

865 ms

calender-grey.png

calender-grey.png

591 ms

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866 ms

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0x5916D264BE25F504BA5365405E781D13.jpeg

865 ms

facebook_black.png

facebook_black.png

861 ms

googleart_black.png

googleart_black.png

865 ms

twitter_black.png

twitter_black.png

866 ms

instagram_black.png

instagram_black.png

865 ms

youtube_black.png

youtube_black.png

866 ms

AkzidGro21.ttf

AkzidGro21.ttf

862 ms

kQN7lMf_66A

kQN7lMf_66A

93 ms

55 ms

arrow-right-white.png

arrow-right-white.png

780 ms

ga.js

ga.js

28 ms

www-embed-player-vflfNyN_r.css

www-embed-player-vflfNyN_r.css

64 ms

www-embed-player.js

www-embed-player.js

106 ms

base.js

base.js

160 ms

__utm.gif

__utm.gif

53 ms

collect

collect

259 ms

Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js

Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js

69 ms

ad_status.js

ad_status.js

73 ms

2UX7WLTfW3W8TclTUvlFyQ.woff

2UX7WLTfW3W8TclTUvlFyQ.woff

62 ms

RxZJdnzeo3R5zSexge8UUT8E0i7KZn-EPnyo3HZu7kw.woff

RxZJdnzeo3R5zSexge8UUT8E0i7KZn-EPnyo3HZu7kw.woff

62 ms

grab.png

grab.png

109 ms

0x840B5BD91E71B8DC8CC448AF23E96861.jpeg

0x840B5BD91E71B8DC8CC448AF23E96861.jpeg

212 ms

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0xA2F41D0068A6A531552FC5F6287092F2.jpeg

110 ms

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0xC46CB7FFB73E0E31C18C6F9FB5DAEADB.jpeg

412 ms

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0x9A1FBB359691F41C8D52ECAA7BF39CD4.jpeg

416 ms

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0x8FD92190C5BBC1E4F71233DEAFD02E7C.jpeg

367 ms

preloader-white.gif

preloader-white.gif

208 ms

rs-default.png

rs-default.png

208 ms

ui-bg_flat_75_ffffff_40x100.png

ui-bg_flat_75_ffffff_40x100.png

308 ms

widgets.js

widgets.js

87 ms

platform.js

platform.js

49 ms

SEO Factors

21erhaus.at SEO score

0

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    21

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 21erhaus.at 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 language. Our system also found out that 21erhaus.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.

Social Sharing Optimization

21erhaus.at

Open Graph description is not detected on the main page of 21 Erhaus. 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: