Tools & Wizards About Us

Report Summary

  • 6

    Performance

    Renders faster than
    21% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

tauchshop-online.de

Tauchshop Online | Ausrüstung & Tauchzubehör | Tauchversand

Page Load Speed

4.3 sec in total

First Response

474 ms

Resources Loaded

3.3 sec

Page Rendered

556 ms

About Website

Visit tauchshop-online.de now to see the best up-to-date Tauchshop Online content for Germany and also check out these interesting facts you probably never knew about tauchshop-online.de

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Visit tauchshop-online.de

Key Findings

We analyzed Tauchshop-online.de page load time and found that the first response time was 474 ms and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

tauchshop-online.de performance score

6

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

28/100

10%

LCP (Largest Contentful Paint)

Value12.3 s

0/100

25%

SI (Speed Index)

Value10.2 s

8/100

10%

TBT (Total Blocking Time)

Value2,410 ms

5/100

30%

CLS (Cumulative Layout Shift)

Value1.58

0/100

15%

TTI (Time to Interactive)

Value13.0 s

12/100

10%

Network Requests Diagram

tauchshop-online.de

474 ms

tundra.css

112 ms

Lightbox.css

212 ms

tauchshop.css

211 ms

shop.js

209 ms

Our browser made a total of 117 requests to load all elements on the main page. We found that 98% of them (115 requests) were addressed to the original Tauchshop-online.de, 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Tauchshop-online.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 413.1 kB (23%)

Content Size

1.8 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Tauchshop-online.de main page is 1.8 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. 50% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 62.0 kB

  • Original 71.6 kB
  • After minification 66.5 kB
  • After compression 9.5 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 62.0 kB or 87% of the original size.

Image Optimization

-8%

Potential reduce by 116.8 kB

  • Original 1.4 MB
  • After minification 1.3 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. Tauchshop Online images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 158.0 kB

  • Original 240.6 kB
  • After minification 230.3 kB
  • After compression 82.6 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 158.0 kB or 66% of the original size.

CSS Optimization

-84%

Potential reduce by 76.3 kB

  • Original 90.6 kB
  • After minification 79.8 kB
  • After compression 14.3 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. Tauchshop-online.de needs all CSS files to be minified and compressed as it can save up to 76.3 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 21 (18%)

Requests Now

116

After Optimization

95

  • Images
  • JavaScript
  • CSS

The browser has sent 116 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tauchshop Online. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

tauchshop-online.de accessibility score

90

Accessibility Issues

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

Buttons do not have an accessible name

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

Best Practices

tauchshop-online.de 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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

tauchshop-online.de SEO score

93

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

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

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 Tauchshop-online.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 Tauchshop-online.de 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 Tauchshop 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: