Tools & Wizards About Us
tetriskostenlos.org screenshot

Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 49

    Accessibility

    Visual factors better than
    that of 20% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

tetriskostenlos.org

Tetris Kostenlos Spielen

Page Load Speed

1.9 sec in total

First Response

369 ms

Resources Loaded

1.4 sec

Page Rendered

164 ms

tetriskostenlos.org screenshot

About Website

Welcome to tetriskostenlos.org homepage info - get ready to check Tetris Kostenlos best content for Germany right away, or after learning these important things about tetriskostenlos.org

Spiele hier kostenlos und online zahlreiche Tetris Spiele. Eine Anmeldung bedarf es nicht, direkt loslegen, spielen und Spaß haben mit dem Klassiker Tetris.

Visit tetriskostenlos.org

Key Findings

We analyzed Tetriskostenlos.org page load time and found that the first response time was 369 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

tetriskostenlos.org performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.4 s

98/100

10%

LCP (Largest Contentful Paint)

Value1.4 s

100/100

25%

SI (Speed Index)

Value2.0 s

99/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.4 s

100/100

10%

Network Requests Diagram

tetriskostenlos.org

369 ms

www.tetriskostenlos.org

398 ms

style.css

98 ms

asyncjs.php

304 ms

adsbygoogle.js

209 ms

Our browser made a total of 14 requests to load all elements on the main page. We found that 71% of them (10 requests) were addressed to the original Tetriskostenlos.org, 14% (2 requests) were made to Erlewein-und-schulte.com and 7% (1 request) were made to Adserver.erlewein-und-schulte.com. The less responsive or slowest element that took the longest time to load (597 ms) relates to the external source Erlewein-und-schulte.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 120.2 kB (41%)

Content Size

290.4 kB

After Optimization

170.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Tetriskostenlos.org main page is 290.4 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. 20% of websites need less resources to load. Images take 215.0 kB which makes up the majority of the site volume.

HTML Optimization

-63%

Potential reduce by 5.6 kB

  • Original 8.8 kB
  • After minification 8.5 kB
  • After compression 3.3 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 5.6 kB or 63% of the original size.

Image Optimization

-53%

Potential reduce by 114.5 kB

  • Original 215.0 kB
  • After minification 100.5 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. Obviously, Tetris Kostenlos needs image optimization as it can save up to 114.5 kB or 53% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 25 B

  • Original 65.1 kB
  • After minification 65.1 kB
  • After compression 65.0 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

-3%

Potential reduce by 45 B

  • Original 1.5 kB
  • After minification 1.5 kB
  • After compression 1.5 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. Tetriskostenlos.org has all CSS files already compressed.

Requests Breakdown

We found no issues to fix!

Requests Now

12

After Optimization

12

  • Images
  • JavaScript
  • CSS

The browser has sent 12 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tetris Kostenlos. According to our analytics all requests are already optimized.

Network Requests Diagram

tetriskostenlos.org

tetriskostenlos.org

369 ms

www.tetriskostenlos.org

www.tetriskostenlos.org

398 ms

style.css

style.css

98 ms

asyncjs.php

asyncjs.php

304 ms

adsbygoogle.js

adsbygoogle.js

209 ms

all.min.css

all.min.css

498 ms

all.min.js

all.min.js

597 ms

header.jpg

header.jpg

285 ms

tetris.png

tetris.png

472 ms

tetris1-spielen.jpg

tetris1-spielen.jpg

96 ms

flashblox-spielen.jpg

flashblox-spielen.jpg

191 ms

tetrix-spielen.jpg

tetrix-spielen.jpg

191 ms

mahjong-spielen.jpg

mahjong-spielen.jpg

295 ms

solitaire-spielen.jpg

solitaire-spielen.jpg

295 ms

Accessibility Review

tetriskostenlos.org accessibility score

49

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

tetriskostenlos.org best practices score

67

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

High

Serves images with low resolution

SEO Factors

tetriskostenlos.org SEO score

62

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

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

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 Tetriskostenlos.org 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 Tetriskostenlos.org 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

tetriskostenlos.org

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