Report Summary

  • 45

    Performance

    Renders faster than
    64% of other websites

  • 99

    Accessibility

    Visual factors better than
    that of 96% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

shop.elbphilharmonie.de

Elbphilharmonie Laeiszhalle Hamburg - Elbphilharmonie

Page Load Speed

3.1 sec in total

First Response

235 ms

Resources Loaded

1.8 sec

Page Rendered

1 sec

shop.elbphilharmonie.de screenshot

About Website

Welcome to shop.elbphilharmonie.de homepage info - get ready to check Shop Elbphilharmonie best content for Germany right away, or after learning these important things about shop.elbphilharmonie.de

Two venues, one website: the events programme of the Elbphilharmonie and Laeiszhalle in Hamburg – book concerts, plan your visit, browse the Mediatheque.

Visit shop.elbphilharmonie.de

Key Findings

We analyzed Shop.elbphilharmonie.de page load time and found that the first response time was 235 ms and then it took 2.8 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

shop.elbphilharmonie.de performance score

45

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

16/100

10%

LCP (Largest Contentful Paint)

Value16.7 s

0/100

25%

SI (Speed Index)

Value9.9 s

10/100

10%

TBT (Total Blocking Time)

Value230 ms

86/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value12.0 s

16/100

10%

Network Requests Diagram

shop.elbphilharmonie.de

235 ms

shop.elbphilharmonie.de

464 ms

www.elbphilharmonie.de

410 ms

488 ms

app.min.0ea2e4fff6bd.css

19 ms

Our browser made a total of 27 requests to load all elements on the main page. We found that 7% of them (2 requests) were addressed to the original Shop.elbphilharmonie.de, 78% (21 requests) were made to D3c80vss50ue25.cloudfront.net and 11% (3 requests) were made to Elbphilharmonie.de. The less responsive or slowest element that took the longest time to load (488 ms) relates to the external source Elbphilharmonie.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 84.5 kB (15%)

Content Size

561.6 kB

After Optimization

477.2 kB

In fact, the total size of Shop.elbphilharmonie.de main page is 561.6 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. 55% of websites need less resources to load. Images take 251.2 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 76.0 kB

  • Original 93.2 kB
  • After minification 77.5 kB
  • After compression 17.2 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. This page needs HTML code to be minified as it can gain 15.7 kB, which is 17% 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 76.0 kB or 82% of the original size.

Image Optimization

-3%

Potential reduce by 6.8 kB

  • Original 251.2 kB
  • After minification 244.4 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. Shop Elbphilharmonie images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 1.7 kB

  • Original 165.5 kB
  • After minification 165.5 kB
  • After compression 163.9 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 0 B

  • Original 51.7 kB
  • After minification 51.7 kB
  • After compression 51.7 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. Shop.elbphilharmonie.de has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 7 (39%)

Requests Now

18

After Optimization

11

The browser has sent 18 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Shop Elbphilharmonie. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

shop.elbphilharmonie.de accessibility score

99

Accessibility Issues

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

shop.elbphilharmonie.de best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

shop.elbphilharmonie.de SEO score

85

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

Links do not have descriptive text

High

Document doesn't have a valid hreflang

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Shop.elbphilharmonie.de can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Shop.elbphilharmonie.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 Shop Elbphilharmonie. 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: