Tools & Wizards About Us
brucknerhaus.at screenshot

Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

brucknerhaus.at

Das Brucknerhaus Linz – Konzerthaus in Oberösterreich

Page Load Speed

7.4 sec in total

First Response

406 ms

Resources Loaded

6.3 sec

Page Rendered

683 ms

brucknerhaus.at screenshot

About Website

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

Das Brucknerhaus Linz präsentiert erstklassige Konzertveranstaltungen in den Bereichen Klassik, Jazz, Orchester- und Weltmusik.

Visit brucknerhaus.at

Key Findings

We analyzed Brucknerhaus.at page load time and found that the first response time was 406 ms and then it took 7 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

brucknerhaus.at performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

23/100

10%

LCP (Largest Contentful Paint)

Value7.7 s

3/100

25%

SI (Speed Index)

Value12.0 s

4/100

10%

TBT (Total Blocking Time)

Value560 ms

53/100

30%

CLS (Cumulative Layout Shift)

Value0.275

44/100

15%

TTI (Time to Interactive)

Value18.8 s

3/100

10%

Network Requests Diagram

brucknerhaus.at

406 ms

brucknerhaus.at

474 ms

www.brucknerhaus.at

1225 ms

style.css

690 ms

ionicons.min.css

70 ms

Our browser made a total of 68 requests to load all elements on the main page. We found that 38% of them (26 requests) were addressed to the original Brucknerhaus.at, 18% (12 requests) were made to Cdnjs.cloudflare.com and 13% (9 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (3.1 sec) belongs to the original domain Brucknerhaus.at.

Page Optimization Overview & Recommendations

Page size can be reduced by 100.3 kB (3%)

Content Size

3.3 MB

After Optimization

3.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Brucknerhaus.at main page is 3.3 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 2.9 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 71.1 kB

  • Original 79.8 kB
  • After minification 50.2 kB
  • After compression 8.7 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 29.6 kB, which is 37% 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 71.1 kB or 89% of the original size.

Image Optimization

-1%

Potential reduce by 29.0 kB

  • Original 2.9 MB
  • After minification 2.8 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. Brucknerhaus images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 39 B

  • Original 268.2 kB
  • After minification 268.2 kB
  • After compression 268.2 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 223 B

  • Original 78.7 kB
  • After minification 78.7 kB
  • After compression 78.5 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. Brucknerhaus.at has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 33 (59%)

Requests Now

56

After Optimization

23

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Brucknerhaus. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 20 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

brucknerhaus.at

brucknerhaus.at

406 ms

brucknerhaus.at

brucknerhaus.at

474 ms

www.brucknerhaus.at

www.brucknerhaus.at

1225 ms

style.css

style.css

690 ms

ionicons.min.css

ionicons.min.css

70 ms

fotorama.min.css

fotorama.min.css

49 ms

select2.min.css

select2.min.css

63 ms

slick.min.css

slick.min.css

59 ms

slick-theme.min.css

slick-theme.min.css

74 ms

jquery.datetimepicker.min.css

jquery.datetimepicker.min.css

67 ms

jplist.core.min.css

jplist.core.min.css

68 ms

jplist.pagination-bundle.min.css

jplist.pagination-bundle.min.css

309 ms

jquery-3.2.1.min.js

jquery-3.2.1.min.js

37 ms

popper.min.js

popper.min.js

69 ms

bootstrap.min.js

bootstrap.min.js

60 ms

fotorama.min.js

fotorama.min.js

271 ms

jquery.dotdotdot.js

jquery.dotdotdot.js

77 ms

slick.min.js

slick.min.js

75 ms

jquery.datetimepicker.full.min.js

jquery.datetimepicker.full.min.js

88 ms

jplist.core.min.js

jplist.core.min.js

104 ms

jplist.bootstrap-pagination-bundle.min.js

jplist.bootstrap-pagination-bundle.min.js

89 ms

main.js

main.js

976 ms

js

js

95 ms

ddb1592719.js

ddb1592719.js

62 ms

css

css

44 ms

css

css

60 ms

css

css

64 ms

css

css

65 ms

css

css

67 ms

css

css

67 ms

css

css

65 ms

css

css

76 ms

css

css

82 ms

gtm.js

gtm.js

247 ms

logo-brucknerhaus-ohne-text.svg

logo-brucknerhaus-ohne-text.svg

565 ms

ionicons.svg

ionicons.svg

1035 ms

20240716_triovanbeethoven-c-mariafrodl-vb-_1080x1080.jpg

20240716_triovanbeethoven-c-mariafrodl-vb-_1080x1080.jpg

889 ms

20240723_cobario-c-manuelafuchs-vb-_1080x1080.jpg

20240723_cobario-c-manuelafuchs-vb-_1080x1080.jpg

1789 ms

20240730_timna_brauer-c-maxmoser-vb-_1080x1080.jpg

20240730_timna_brauer-c-maxmoser-vb-_1080x1080.jpg

889 ms

20240806_opia-c-severin_koller-vb-1080x1080.jpg

20240806_opia-c-severin_koller-vb-1080x1080.jpg

1007 ms

20240813_spring_string_quartet-c-anna_wirth-vb-_1080x1080_kl.jpg

20240813_spring_string_quartet-c-anna_wirth-vb-_1080x1080_kl.jpg

1397 ms

20240820_sebastianguertler-c-mariafrodl-vb-_1080x1080.jpg

20240820_sebastianguertler-c-mariafrodl-vb-_1080x1080.jpg

1767 ms

neues_brucknerhaus_service-center_1920x820-c-rita-newmen.jpg

neues_brucknerhaus_service-center_1920x820-c-rita-newmen.jpg

1929 ms

konzert_kulinarik_1920x820-c-reinhard_winkler-rita_newman.jpg

konzert_kulinarik_1920x820-c-reinhard_winkler-rita_newman.jpg

1776 ms

bruckner-s_1920x820-c-don.jpg

bruckner-s_1920x820-c-don.jpg

1802 ms

brucknerhaus-grosser_saal_1920x820-c-rita_newman.jpg

brucknerhaus-grosser_saal_1920x820-c-rita_newman.jpg

2183 ms

liszhirn-c-ingeprader_3354_1746x1080.jpg

liszhirn-c-ingeprader_3354_1746x1080.jpg

2533 ms

clo091919_425_select_c_roger-mastroianni_1080x1080.jpg

clo091919_425_select_c_roger-mastroianni_1080x1080.jpg

2663 ms

20241105_daniil_trifonov_c_darioacosta_-vb-1080x1080.jpg

20241105_daniil_trifonov_c_darioacosta_-vb-1080x1080.jpg

2591 ms

abos_s24-25_-c-raphaelmittendorfer_1080x1080.jpg

abos_s24-25_-c-raphaelmittendorfer_1080x1080.jpg

2709 ms

startseite_footer_1920x520.jpg

startseite_footer_1920x520.jpg

2691 ms

linz_ag_logo_mfu_480x120.png

linz_ag_logo_mfu_480x120.png

2649 ms

logo_brucknerhaus.svg

logo_brucknerhaus.svg

2988 ms

ddb1592719.css

ddb1592719.css

46 ms

ionicons.ttf

ionicons.ttf

50 ms

font

font

50 ms

font

font

89 ms

font

font

216 ms

font

font

205 ms

font

font

216 ms

font

font

203 ms

icomoon.ttf

icomoon.ttf

2826 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

3121 ms

ajax-loader.gif

ajax-loader.gif

40 ms

Hyphenator.min.js

Hyphenator.min.js

30 ms

font-awesome-css.min.css

font-awesome-css.min.css

29 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

18 ms

de.js

de.js

19 ms

Accessibility Review

brucknerhaus.at accessibility score

76

Accessibility Issues

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

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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

High

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

brucknerhaus.at best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

brucknerhaus.at SEO score

93

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

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

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Brucknerhaus.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 Brucknerhaus.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

brucknerhaus.at

Open Graph data is detected on the main page of Brucknerhaus. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: