Report Summary

  • 52

    Performance

    Renders faster than
    69% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

dcg-online.de

DCG | Deutsche Cichliden-Gesellschaft e. V. | Die Buntbarsch-Experten !

Page Load Speed

1.4 sec in total

First Response

413 ms

Resources Loaded

891 ms

Page Rendered

56 ms

dcg-online.de screenshot

About Website

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

Seit mehr als 50 Jahren engagieren wir uns rund um das Thema Buntbarsche (Cichliden): Haltung & Vermehrung, Arterhaltung, wissenschaftliche Erforschung und vieles mehr. Kostenlose Vereinszeitschrift i...

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Key Findings

We analyzed Dcg-online.de page load time and found that the first response time was 413 ms and then it took 947 ms 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

dcg-online.de performance score

52

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

35/100

10%

LCP (Largest Contentful Paint)

Value3.7 s

57/100

25%

SI (Speed Index)

Value8.5 s

18/100

10%

TBT (Total Blocking Time)

Value520 ms

57/100

30%

CLS (Cumulative Layout Shift)

Value0.044

99/100

15%

TTI (Time to Interactive)

Value15.1 s

7/100

10%

Network Requests Diagram

dcg-online.de

413 ms

dcg-online.de

471 ms

Our browser made a total of 2 requests to load all elements on the main page. We found that all of those requests were addressed to Dcg-online.de and no external sources were called. The less responsive or slowest element that took the longest time to load (471 ms) belongs to the original domain Dcg-online.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 923.9 kB (60%)

Content Size

1.5 MB

After Optimization

615.3 kB

In fact, the total size of Dcg-online.de main page is 1.5 MB. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. Javascripts take 564.2 kB which makes up the majority of the site volume.

HTML Optimization

-59%

Potential reduce by 1.4 kB

  • Original 2.4 kB
  • After minification 2.4 kB
  • After compression 983 B

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 1.4 kB or 59% of the original size.

Image Optimization

-7%

Potential reduce by 31.0 kB

  • Original 433.8 kB
  • After minification 402.8 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. DCG Online images are well optimized though.

JavaScript Optimization

-73%

Potential reduce by 414.2 kB

  • Original 564.2 kB
  • After minification 499.6 kB
  • After compression 150.0 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 414.2 kB or 73% of the original size.

CSS Optimization

-89%

Potential reduce by 477.2 kB

  • Original 538.8 kB
  • After minification 447.6 kB
  • After compression 61.6 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. Dcg-online.de needs all CSS files to be minified and compressed as it can save up to 477.2 kB or 89% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

0

After Optimization

0

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Accessibility Review

dcg-online.de accessibility score

90

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

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

Links do not have a discernible name

Best Practices

dcg-online.de 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

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

dcg-online.de SEO score

92

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

High

Tap targets are not sized appropriately

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 Dcg-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 Dcg-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

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