Report Summary

  • 72

    Performance

    Renders faster than
    83% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

beethoven-haus-bonn.de

Beethoven-Haus Bonn

Page Load Speed

3 sec in total

First Response

289 ms

Resources Loaded

2.5 sec

Page Rendered

164 ms

beethoven-haus-bonn.de screenshot

About Website

Welcome to beethoven-haus-bonn.de homepage info - get ready to check Beethoven Haus Bonn best content for Germany right away, or after learning these important things about beethoven-haus-bonn.de

Das Beethoven-Haus in Bonn ist Gedächtnisstätte, Museum und Kulturinstitut mit vielfältigen Aufgaben. 1889 vom Verein Beethoven-Haus gegründet, verbinden sich hier die Person von Ludwig van Beethoven ...

Visit beethoven-haus-bonn.de

Key Findings

We analyzed Beethoven-haus-bonn.de page load time and found that the first response time was 289 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

beethoven-haus-bonn.de performance score

72

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

85/100

10%

LCP (Largest Contentful Paint)

Value4.5 s

38/100

25%

SI (Speed Index)

Value3.8 s

84/100

10%

TBT (Total Blocking Time)

Value60 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.239

52/100

15%

TTI (Time to Interactive)

Value5.3 s

73/100

10%

Network Requests Diagram

beethoven-haus-bonn.de

289 ms

Beethoven

284 ms

portal_de

100 ms

portal_en

210 ms

detail.php

408 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that 93% of them (39 requests) were addressed to the original Beethoven-haus-bonn.de, 5% (2 requests) were made to De.ioam.de and 2% (1 request) were made to Script.ioam.de. The less responsive or slowest element that took the longest time to load (660 ms) belongs to the original domain Beethoven-haus-bonn.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 34.5 kB (47%)

Content Size

73.3 kB

After Optimization

38.9 kB

In fact, the total size of Beethoven-haus-bonn.de main page is 73.3 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. Only 5% of websites need less resources to load. HTML takes 37.0 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 32.1 kB

  • Original 37.0 kB
  • After minification 33.4 kB
  • After compression 4.9 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 32.1 kB or 87% of the original size.

Image Optimization

-2%

Potential reduce by 506 B

  • Original 24.9 kB
  • After minification 24.4 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. Beethoven Haus Bonn images are well optimized though.

JavaScript Optimization

-16%

Potential reduce by 1.8 kB

  • Original 11.4 kB
  • After minification 11.4 kB
  • After compression 9.6 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 1.8 kB or 16% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (14%)

Requests Now

36

After Optimization

31

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Beethoven Haus Bonn. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Accessibility Review

beethoven-haus-bonn.de accessibility score

90

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

beethoven-haus-bonn.de 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

beethoven-haus-bonn.de SEO score

98

Search Engine Optimization Advices

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Beethoven-haus-bonn.de can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Beethoven-haus-bonn.de 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

Open Graph description is not detected on the main page of Beethoven Haus Bonn. 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: