Tools & Wizards About Us
tauchen-online.de screenshot

Report Summary

  • 23

    Performance

    Renders faster than
    41% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 40% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 81

    SEO

    Google-friendlier than
    42% of websites

tauchen-online.de

Ob8 – Ihre Werbeagentur für digitale und analoge Medien

Page Load Speed

2.8 sec in total

First Response

477 ms

Resources Loaded

1.9 sec

Page Rendered

398 ms

tauchen-online.de screenshot

About Website

Welcome to tauchen-online.de homepage info - get ready to check Tauchen Online best content right away, or after learning these important things about tauchen-online.de

Werbeagentur Ob8: Entwicklung von Websites, Intranet, Extranet, Webdesign, Responsive Design, Online-Shops, Screendesign, UX-Design, CMS, Content-Management-System, Hosting und Domain-Registrierung, T...

Visit tauchen-online.de

Key Findings

We analyzed Tauchen-online.de page load time and found that the first response time was 477 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

tauchen-online.de performance score

23

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

20/100

10%

LCP (Largest Contentful Paint)

Value5.9 s

14/100

25%

SI (Speed Index)

Value7.2 s

30/100

10%

TBT (Total Blocking Time)

Value920 ms

30/100

30%

CLS (Cumulative Layout Shift)

Value0.676

8/100

15%

TTI (Time to Interactive)

Value8.2 s

41/100

10%

Network Requests Diagram

index.php

477 ms

bootstrap.min.css

372 ms

nivo-slider.css

180 ms

all.min.css

378 ms

animate.min.css

281 ms

Our browser made a total of 35 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Tauchen-online.de, 3% (1 request) were made to Consent.cookiebot.com. The less responsive or slowest element that took the longest time to load (817 ms) relates to the external source Ob8.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 411.2 kB (24%)

Content Size

1.7 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Tauchen-online.de main page is 1.7 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 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 21.9 kB

  • Original 27.9 kB
  • After minification 24.0 kB
  • After compression 6.0 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 4.0 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 21.9 kB or 79% of the original size.

Image Optimization

-0%

Potential reduce by 88 B

  • Original 1.2 MB
  • After minification 1.2 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. Tauchen Online images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 190.7 kB

  • Original 272.5 kB
  • After minification 226.5 kB
  • After compression 81.9 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 190.7 kB or 70% of the original size.

CSS Optimization

-83%

Potential reduce by 198.5 kB

  • Original 238.8 kB
  • After minification 226.4 kB
  • After compression 40.3 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. Tauchen-online.de needs all CSS files to be minified and compressed as it can save up to 198.5 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 14 (54%)

Requests Now

26

After Optimization

12

  • Images
  • JavaScript
  • CSS

The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tauchen Online. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

index.php

index.php

477 ms

bootstrap.min.css

bootstrap.min.css

372 ms

nivo-slider.css

nivo-slider.css

180 ms

all.min.css

all.min.css

378 ms

animate.min.css

animate.min.css

281 ms

nivo-slider-theme.css

nivo-slider-theme.css

187 ms

ob8.css

ob8.css

282 ms

uc.js

uc.js

25 ms

jquery.min.js

jquery.min.js

367 ms

bootstrap.min.js

bootstrap.min.js

309 ms

jquery.knob.js

jquery.knob.js

309 ms

wow.min.js

wow.min.js

309 ms

parallax.js

parallax.js

384 ms

easing.min.js

easing.min.js

384 ms

jquery.nivo.slider.js

jquery.nivo.slider.js

470 ms

jquery.appear.js

jquery.appear.js

385 ms

ob8.js

ob8.js

385 ms

loader.gif

loader.gif

139 ms

ob8-slider1.jpg

ob8-slider1.jpg

346 ms

ob8-slider2.jpg

ob8-slider2.jpg

255 ms

ob8-slider3.jpg

ob8-slider3.jpg

729 ms

leistungen-beratung.jpg

leistungen-beratung.jpg

212 ms

leistungen-webentwicklung.jpg

leistungen-webentwicklung.jpg

317 ms

leistungen-online-marketing.jpg

leistungen-online-marketing.jpg

257 ms

leistungen-grafik.jpg

leistungen-grafik.jpg

354 ms

leistungen-schulungen.jpg

leistungen-schulungen.jpg

441 ms

bg-auslastung.jpg

bg-auslastung.jpg

817 ms

roboto-v20-latin-regular.woff

roboto-v20-latin-regular.woff

341 ms

roboto-v20-latin-500.woff

roboto-v20-latin-500.woff

373 ms

roboto-v20-latin-700.woff

roboto-v20-latin-700.woff

393 ms

roboto-mono-v7-latin-500.woff

roboto-mono-v7-latin-500.woff

438 ms

roboto-mono-v7-latin-regular.woff

roboto-mono-v7-latin-regular.woff

478 ms

roboto-mono-v7-latin-700.woff

roboto-mono-v7-latin-700.woff

466 ms

fa-solid-900.woff

fa-solid-900.woff

489 ms

fa-regular-400.woff

fa-regular-400.woff

537 ms

Accessibility Review

tauchen-online.de accessibility score

74

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

tauchen-online.de best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

tauchen-online.de SEO score

81

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

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 uses legible font sizes

High

Tap targets are not sized appropriately

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 Tauchen-online.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 Tauchen-online.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

tauchen-online.de

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