Report Summary

  • 55

    Performance

    Renders faster than
    72% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

luerssen.de

Innovative bespoke luxury yachts and defence vessels

Page Load Speed

2.3 sec in total

First Response

218 ms

Resources Loaded

2 sec

Page Rendered

94 ms

luerssen.de screenshot

About Website

Click here to check amazing Luerssen content. Otherwise, check out these important facts you probably never knew about luerssen.de

Bespoke yachts by Lürssen for luxury travel at sea of the finest order. State-of-art naval and coastguard vessels. Custom design and construction of exclusive superyachts and gigayachts. Complete yach...

Visit luerssen.de

Key Findings

We analyzed Luerssen.de page load time and found that the first response time was 218 ms and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

luerssen.de performance score

55

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

45/100

10%

LCP (Largest Contentful Paint)

Value3.4 s

68/100

25%

SI (Speed Index)

Value3.4 s

89/100

10%

TBT (Total Blocking Time)

Value1,390 ms

16/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value7.2 s

51/100

10%

Network Requests Diagram

218 ms

banner.js

36 ms

01.jpg

536 ms

manifest.1cc78eca93b4be62704c.js

94 ms

default.860485f7694926d31a51.js

186 ms

Our browser made a total of 18 requests to load all elements on the main page. We found that 61% of them (11 requests) were addressed to the original Luerssen.de, 33% (6 requests) were made to Cdn.lurssen.com and 6% (1 request) were made to Consent.cookiefirst.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Cdn.lurssen.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 90.0 kB (23%)

Content Size

398.0 kB

After Optimization

308.0 kB

In fact, the total size of Luerssen.de main page is 398.0 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. 25% of websites need less resources to load. Images take 252.6 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 90.0 kB

  • Original 109.9 kB
  • After minification 109.6 kB
  • After compression 20.0 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 90.0 kB or 82% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 252.6 kB
  • After minification 252.6 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. Luerssen images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 41 B

  • Original 35.4 kB
  • After minification 35.4 kB
  • After compression 35.4 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.

Requests Breakdown

Number of requests can be reduced by 6 (46%)

Requests Now

13

After Optimization

7

The browser has sent 13 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Luerssen. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

luerssen.de accessibility score

89

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.

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

Best Practices

luerssen.de best practices score

75

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

SEO Factors

luerssen.de SEO score

100

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Luerssen.de can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed German language. Our system also found out that Luerssen.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 Luerssen. 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: