Access spiegelburg.de. Coppenrath Verlag – Prinzessin Lillifee, Capt'n Sharky, Pferdefreunde, Baby-Glück, Spiegelburg ...

name

value

score

weighting

FCP (First Contentful Paint)

Value6.1 s

3/100

10%

LCP (Largest Contentful Paint)

Value17.7 s

0/100

25%

SI (Speed Index)

Value9.6 s

11/100

10%

TBT (Total Blocking Time)

Value820 ms

35/100

30%

CLS (Cumulative Layout Shift)

Value0.868

4/100

15%

TTI (Time to Interactive)

Value14.2 s

9/100

10%

spiegelburg.de

365 ms

spiegelburg.de

449 ms

www.coppenrath.de

1116 ms

uc.js

21 ms

styles.css

1114 ms

Our browser made a total of 79 requests to load all elements on the main page. We found that 3% of them (2 requests) were addressed to the original Spiegelburg.de, 89% (70 requests) were made to Coppenrath.de and 3% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (2 sec) relates to the external source Coppenrath.de.

Content Size

10.7 MB

After Optimization

9.4 MB

In fact, the total size of Spiegelburg.de main page is 10.7 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 9.9 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 70.6 kB

Original 83.0 kB
After minification 73.7 kB
After compression 12.4 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 9.2 kB, which is 11% 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 70.6 kB or 85% of the original size.

Image Optimization

-8%

Potential reduce by 761.8 kB

Original 9.9 MB
After minification 9.1 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. Spiegelburg images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 409.6 kB

Original 597.0 kB
After minification 594.3 kB
After compression 187.4 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 409.6 kB or 69% of the original size.

CSS Optimization

-81%

Potential reduce by 147.8 kB

Original 183.0 kB
After minification 182.4 kB
After compression 35.3 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. Spiegelburg.de needs all CSS files to be minified and compressed as it can save up to 147.8 kB or 81% of the original size.

Requests Now

After Optimization

The browser has sent 69 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Spiegelburg. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts 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-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.

These are opportunities to improve keyboard navigation in your application.

High

[id] attributes on active, focusable elements are not unique

High

Heading elements are not in a sequentially-descending order

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

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

High

Tap targets are not sized appropriately

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 Spiegelburg.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 Spiegelburg.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

spiegelburg.de

Open Graph data is detected on the main page of Spiegelburg. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook:

Report Summary

Performance

Accessibility

Best Practices

SEO

Coppenrath Verlag – Prinzessin Lillifee, Capt'n Sharky, Pferdefreunde, Baby-Glück, Spiegelburg Garden & Co.

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

spiegelburg.de

spiegelburg.de

www.coppenrath.de

uc.js

styles.css

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

spiegelburg.de

spiegelburg.de

www.coppenrath.de

uc.js

styles.css

picturefill.min.js

jquery-1.11.2.min.js

jquery.jplayer.min.js

lazyembed.js

main.min.js

gtm.js

background_tile.jpg

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