Report Summary

  • 78

    Performance

    Renders faster than
    85% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 87% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

jd-wirbellosenoase.de

Aquarium Land – Die Welt des Meeres daheim

Page Load Speed

7.4 sec in total

First Response

384 ms

Resources Loaded

6.7 sec

Page Rendered

365 ms

jd-wirbellosenoase.de screenshot

About Website

Click here to check amazing Jd Wirbellosenoase content for Germany. Otherwise, check out these important facts you probably never knew about jd-wirbellosenoase.de

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Visit jd-wirbellosenoase.de

Key Findings

We analyzed Jd-wirbellosenoase.de page load time and found that the first response time was 384 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

jd-wirbellosenoase.de performance score

78

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

45/100

10%

LCP (Largest Contentful Paint)

Value3.6 s

62/100

25%

SI (Speed Index)

Value4.5 s

72/100

10%

TBT (Total Blocking Time)

Value200 ms

90/100

30%

CLS (Cumulative Layout Shift)

Value0.008

100/100

15%

TTI (Time to Interactive)

Value3.9 s

88/100

10%

Network Requests Diagram

jd-wirbellosenoase.de

384 ms

www.jd-wirbellosenoase.de

697 ms

252 ms

package-sf.css

318 ms

package-sf.js

543 ms

Our browser made a total of 161 requests to load all elements on the main page. We found that 74% of them (119 requests) were addressed to the original Jd-wirbellosenoase.de, 6% (10 requests) were made to Static.xx.fbcdn.net and 3% (5 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Jd-wirbellosenoase.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 611.1 kB (40%)

Content Size

1.5 MB

After Optimization

930.4 kB

In fact, the total size of Jd-wirbellosenoase.de main page is 1.5 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. 55% of websites need less resources to load. Images take 700.4 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 87.4 kB

  • Original 106.0 kB
  • After minification 85.7 kB
  • After compression 18.5 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 20.3 kB, which is 19% 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 87.4 kB or 83% of the original size.

Image Optimization

-1%

Potential reduce by 5.7 kB

  • Original 700.4 kB
  • After minification 694.7 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. Jd Wirbellosenoase images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 314.4 kB

  • Original 486.5 kB
  • After minification 485.8 kB
  • After compression 172.1 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 314.4 kB or 65% of the original size.

CSS Optimization

-82%

Potential reduce by 203.6 kB

  • Original 248.6 kB
  • After minification 218.6 kB
  • After compression 45.1 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. Jd-wirbellosenoase.de needs all CSS files to be minified and compressed as it can save up to 203.6 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 73 (47%)

Requests Now

154

After Optimization

81

The browser has sent 154 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jd Wirbellosenoase. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 42 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

jd-wirbellosenoase.de accessibility score

95

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

jd-wirbellosenoase.de best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

jd-wirbellosenoase.de SEO score

86

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

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jd-wirbellosenoase.de 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 Jd-wirbellosenoase.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 Jd Wirbellosenoase. 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: