Report Summary

  • 95

    Performance

    Renders faster than
    94% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 67% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

schattenbaum.net

Der Schattenbaum - Claudia Unkelbach - Tutorials, PHP

Page Load Speed

1.6 sec in total

First Response

288 ms

Resources Loaded

1.2 sec

Page Rendered

90 ms

schattenbaum.net screenshot

About Website

Click here to check amazing Schattenbaum content for Switzerland. Otherwise, check out these important facts you probably never knew about schattenbaum.net

Unter dem Schattenbaum findet sich eines der besten Einsteiger-Tutorials fr PHP und MySQL.

Visit schattenbaum.net

Key Findings

We analyzed Schattenbaum.net page load time and found that the first response time was 288 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

schattenbaum.net performance score

95

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.8 s

89/100

10%

LCP (Largest Contentful Paint)

Value2.6 s

88/100

25%

SI (Speed Index)

Value3.0 s

94/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.8 s

100/100

10%

Network Requests Diagram

schattenbaum.net

288 ms

www.schattenbaum.net

286 ms

formatstart.css

91 ms

ga.js

9 ms

start2010.jpg

570 ms

Our browser made a total of 6 requests to load all elements on the main page. We found that 67% of them (4 requests) were addressed to the original Schattenbaum.net, 33% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (570 ms) belongs to the original domain Schattenbaum.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 6.2 kB (4%)

Content Size

148.2 kB

After Optimization

142.0 kB

In fact, the total size of Schattenbaum.net main page is 148.2 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only 5% of websites need less resources to load. Images take 124.6 kB which makes up the majority of the site volume.

HTML Optimization

-53%

Potential reduce by 1.3 kB

  • Original 2.5 kB
  • After minification 2.5 kB
  • After compression 1.2 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. 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 1.3 kB or 53% of the original size.

Image Optimization

-2%

Potential reduce by 2.1 kB

  • Original 124.6 kB
  • After minification 122.6 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. Schattenbaum images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 34 B

  • Original 17.2 kB
  • After minification 17.2 kB
  • After compression 17.1 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. This website has mostly compressed JavaScripts.

CSS Optimization

-71%

Potential reduce by 2.7 kB

  • Original 3.9 kB
  • After minification 3.0 kB
  • After compression 1.1 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. Schattenbaum.net needs all CSS files to be minified and compressed as it can save up to 2.7 kB or 71% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

4

After Optimization

4

The browser has sent 4 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Schattenbaum. According to our analytics all requests are already optimized.

Accessibility Review

schattenbaum.net accessibility score

87

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.

Internationalization and localization

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

Impact

Issue

High

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

Best Practices

schattenbaum.net best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

schattenbaum.net SEO score

77

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

High

Page is blocked from indexing

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 doesn't use legible font sizes

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Schattenbaum.net 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 Schattenbaum.net main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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