Tools & Wizards About Us
netzwissen.info screenshot

Report Summary

  • 80

    Performance

    Renders faster than
    86% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

netzwissen.info

Netzwissen.info - Das Infoportal

Page Load Speed

3 sec in total

First Response

834 ms

Resources Loaded

2 sec

Page Rendered

133 ms

netzwissen.info screenshot

About Website

Welcome to netzwissen.info homepage info - get ready to check Netzwissen best content for Germany right away, or after learning these important things about netzwissen.info

Interessante Tutorials und Artikel zu den verschiedensten Themen wie Fotografie, Webmaster Tools, Wordpress Tuning und viele mehr

Visit netzwissen.info

Key Findings

We analyzed Netzwissen.info page load time and found that the first response time was 834 ms and then it took 2.1 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

netzwissen.info performance score

80

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

45/100

10%

LCP (Largest Contentful Paint)

Value3.6 s

60/100

25%

SI (Speed Index)

Value5.4 s

57/100

10%

TBT (Total Blocking Time)

Value30 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value3.3 s

94/100

10%

Network Requests Diagram

www.netzwissen.info

834 ms

style.css

141 ms

description_selection.js

194 ms

sociable.css

208 ms

trackmania01.jpg

226 ms

Our browser made a total of 17 requests to load all elements on the main page. We found that all of those requests were addressed to Netzwissen.info and no external sources were called. The less responsive or slowest element that took the longest time to load (834 ms) belongs to the original domain Netzwissen.info.

Page Optimization Overview & Recommendations

Page size can be reduced by 30.9 kB (29%)

Content Size

107.6 kB

After Optimization

76.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Netzwissen.info main page is 107.6 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. Only 10% of websites need less resources to load. Images take 76.0 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 11.9 kB

  • Original 15.6 kB
  • After minification 15.3 kB
  • After compression 3.7 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. 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 11.9 kB or 76% of the original size.

Image Optimization

-8%

Potential reduce by 6.0 kB

  • Original 76.0 kB
  • After minification 69.9 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. Netzwissen images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 380 B

  • Original 582 B
  • After minification 445 B
  • After compression 202 B

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 380 B or 65% of the original size.

CSS Optimization

-82%

Potential reduce by 12.6 kB

  • Original 15.4 kB
  • After minification 11.2 kB
  • After compression 2.8 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. Netzwissen.info needs all CSS files to be minified and compressed as it can save up to 12.6 kB or 82% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

16

After Optimization

16

  • Images
  • JavaScript
  • CSS

The browser has sent 16 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Netzwissen. According to our analytics all requests are already optimized.

Network Requests Diagram

www.netzwissen.info

www.netzwissen.info

834 ms

style.css

style.css

141 ms

description_selection.js

description_selection.js

194 ms

sociable.css

sociable.css

208 ms

trackmania01.jpg

trackmania01.jpg

226 ms

links_button_tutorial.jpg

links_button_tutorial.jpg

98 ms

links_button_datenbanken.jpg

links_button_datenbanken.jpg

109 ms

links_button_wissen.jpg

links_button_wissen.jpg

114 ms

links_button_artikel.jpg

links_button_artikel.jpg

194 ms

links_button_tippstricks.jpg

links_button_tippstricks.jpg

215 ms

bg_head_middle.png

bg_head_middle.png

194 ms

bg_head_bottom_nav.jpg

bg_head_bottom_nav.jpg

193 ms

bg_head_breadcrumbs.jpg

bg_head_breadcrumbs.jpg

196 ms

bg_corner_topright.gif

bg_corner_topright.gif

270 ms

bg_links_kasten.png

bg_links_kasten.png

298 ms

bg_links_kasten1.png

bg_links_kasten1.png

296 ms

bg_foot.jpg

bg_foot.jpg

299 ms

Accessibility Review

netzwissen.info accessibility score

81

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

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

Form elements do not have associated labels

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

netzwissen.info best practices score

67

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

netzwissen.info SEO score

69

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    EN

  • Encoding

    UTF-8

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

netzwissen.info

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