Report Summary

  • 33

    Performance

    Renders faster than
    53% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 50% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

staatsballett-berlin.de

Home Ballett - Staatsballett Berlin

Page Load Speed

3.8 sec in total

First Response

430 ms

Resources Loaded

3.1 sec

Page Rendered

346 ms

staatsballett-berlin.de screenshot

About Website

Welcome to staatsballett-berlin.de homepage info - get ready to check Staatsballett Berlin best content for Germany right away, or after learning these important things about staatsballett-berlin.de

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Key Findings

We analyzed Staatsballett-berlin.de page load time and found that the first response time was 430 ms and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

staatsballett-berlin.de performance score

33

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.2 s

3/100

10%

LCP (Largest Contentful Paint)

Value14.4 s

0/100

25%

SI (Speed Index)

Value10.3 s

8/100

10%

TBT (Total Blocking Time)

Value180 ms

91/100

30%

CLS (Cumulative Layout Shift)

Value0.48

18/100

15%

TTI (Time to Interactive)

Value10.5 s

23/100

10%

Network Requests Diagram

staatsballett-berlin.de

430 ms

715 ms

jquery.fancybox.css

309 ms

jquery.fancybox-thumbs.css

201 ms

app.css

723 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that 83% of them (35 requests) were addressed to the original Staatsballett-berlin.de, 5% (2 requests) were made to Dmp.theadex.com and 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (789 ms) belongs to the original domain Staatsballett-berlin.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 981.1 kB (35%)

Content Size

2.8 MB

After Optimization

1.8 MB

In fact, the total size of Staatsballett-berlin.de main page is 2.8 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. 45% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 25.5 kB

  • Original 33.1 kB
  • After minification 27.1 kB
  • After compression 7.7 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 6.0 kB, which is 18% 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 25.5 kB or 77% of the original size.

Image Optimization

-3%

Potential reduce by 47.4 kB

  • Original 1.6 MB
  • After minification 1.6 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. Staatsballett Berlin images are well optimized though.

JavaScript Optimization

-74%

Potential reduce by 342.5 kB

  • Original 466.1 kB
  • After minification 387.2 kB
  • After compression 123.5 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 342.5 kB or 74% of the original size.

CSS Optimization

-88%

Potential reduce by 565.6 kB

  • Original 639.3 kB
  • After minification 349.4 kB
  • After compression 73.7 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. Staatsballett-berlin.de needs all CSS files to be minified and compressed as it can save up to 565.6 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (46%)

Requests Now

37

After Optimization

20

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Staatsballett Berlin. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

staatsballett-berlin.de accessibility score

80

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.

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

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

Links do not have a discernible name

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

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

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

staatsballett-berlin.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

Page has valid source maps

SEO Factors

staatsballett-berlin.de SEO score

83

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

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

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Staatsballett-berlin.de can be misinterpreted by Google and other search engines. Our service has detected that German 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 Staatsballett-berlin.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 Staatsballett Berlin. 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: