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name

value

score

weighting

FCP (First Contentful Paint)

Value6.5 s

2/100

10%

LCP (Largest Contentful Paint)

Value15.6 s

0/100

25%

SI (Speed Index)

Value12.2 s

3/100

10%

TBT (Total Blocking Time)

Value1,940 ms

8/100

30%

CLS (Cumulative Layout Shift)

Value0.008

100/100

15%

TTI (Time to Interactive)

Value21.5 s

1/100

10%

wolkenstuermer.de

1158 ms

stylesheet_ba06012dca.css

99 ms

master.css

194 ms

jquery-1.2.6.min.js

293 ms

jquery_commands.js

198 ms

Our browser made a total of 85 requests to load all elements on the main page. We found that 56% of them (48 requests) were addressed to the original Wolkenstuermer.de, 12% (10 requests) were made to Static.xx.fbcdn.net and 8% (7 requests) were made to Ssl.gstatic.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Wolkenstuermer.de.

Content Size

495.9 kB

After Optimization

256.5 kB

In fact, the total size of Wolkenstuermer.de main page is 495.9 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. 50% of websites need less resources to load. Images take 183.4 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 35.7 kB

Original 43.4 kB
After minification 37.4 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 14% 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 35.7 kB or 82% of the original size.

Image Optimization

-10%

Potential reduce by 19.2 kB

Original 183.4 kB
After minification 164.1 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. Wolkenstuermer images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 111.8 kB

Original 179.1 kB
After minification 167.3 kB
After compression 67.4 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 111.8 kB or 62% of the original size.

CSS Optimization

-81%

Potential reduce by 72.7 kB

Original 90.0 kB
After minification 80.1 kB
After compression 17.3 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. Wolkenstuermer.de needs all CSS files to be minified and compressed as it can save up to 72.7 kB or 81% of the original size.

Requests Now

After Optimization

The browser has sent 84 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Wolkenstuermer. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

High

[aria-*] attributes do not match their roles

High

[aria-hidden="true"] elements contain focusable descendents

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.

High

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These are opportunities to improve the legibility of your content.

High

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

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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/).

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 Wolkenstuermer.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 Wolkenstuermer.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

wolkenstuermer.de

Open Graph description is not detected on the main page of Wolkenstuermer. 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

Drachen & Lenkmatten online kaufen und direkt abheben

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

wolkenstuermer.de

stylesheet_ba06012dca.css

master.css

jquery-1.2.6.min.js

jquery_commands.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

wolkenstuermer.de

stylesheet_ba06012dca.css

master.css

jquery-1.2.6.min.js

jquery_commands.js

flir.js

javascript_93077bb238.js

platform.js

reset.css

layout.css

boxes.css

menu.css

buttons.css

bugfix.css

bg_shadow_upper.gif

bg_header.jpg

bg_menu.png

47393d8d7d.gif

846e61e945.gif

6552c92474.gif

af1de3edb5.gif

bg_input.gif

suche.gif

bg_col2.gif

4958cfd7e5.jpg

8e0ace88c0.jpg

e5efed6586.png

eef36ec194.jpg

77399aad2e.jpg

bg_header_blank.gif

bg_box.gif

bg_box_header.gif

9e141fffd7.png

8c01b7dd4b.png

ac4779c572.png

bg_shadow_lower.gif

ga.js

cb=gapi.loaded_0

cb=gapi.loaded_1

subscribe_embed

generate.php

generate.php

generate.php