Tools & Wizards About Us
asue.de screenshot

Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 68

    SEO

    Google-friendlier than
    28% of websites

asue.de

DVGW e.V.: Startseite - DVGW Deutscher Verein des Gas- und Wasserfaches

Page Load Speed

2.6 sec in total

First Response

748 ms

Resources Loaded

1.7 sec

Page Rendered

197 ms

asue.de screenshot

About Website

Click here to check amazing Asue content for Germany. Otherwise, check out these important facts you probably never knew about asue.de

Der DVGW hat das Ziel, Grundlagen für eine zuverlässige, technisch einwandfreie und sichere Gas- und Wasserversorgung zu liefern. Er ist ein unabhängiger und neutraler Verein.

Visit asue.de

Key Findings

We analyzed Asue.de page load time and found that the first response time was 748 ms and then it took 1.9 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

asue.de performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.1 s

3/100

10%

LCP (Largest Contentful Paint)

Value7.2 s

5/100

25%

SI (Speed Index)

Value9.4 s

12/100

10%

TBT (Total Blocking Time)

Value1,580 ms

12/100

30%

CLS (Cumulative Layout Shift)

Value0.013

100/100

15%

TTI (Time to Interactive)

Value7.8 s

44/100

10%

Network Requests Diagram

asue.de

748 ms

css_lQaZfjVpwP_oGNqdtWCSpJT1EMqXdMiU84ekLLxQnc4.css

198 ms

css_dWV2FILN-sVynNZg_ipafM27MfYMcB0BuSUfIvTPZIk.css

204 ms

css_g_UneL04I_By-JV5ryZJJWsDW1p5XeBj7jW6RhipZ48.css

202 ms

css_YrBLooyp5ApW82gc9Asdt0hIWpQVNoKE5sDvtadNNag.css

302 ms

Our browser made a total of 27 requests to load all elements on the main page. We found that 93% of them (25 requests) were addressed to the original Asue.de, 4% (1 request) were made to Fonts.googleapis.com and 4% (1 request) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (748 ms) belongs to the original domain Asue.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 227.6 kB (28%)

Content Size

817.3 kB

After Optimization

589.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Asue.de main page is 817.3 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 577.0 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 24.8 kB

  • Original 31.8 kB
  • After minification 29.7 kB
  • After compression 7.0 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. 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 24.8 kB or 78% of the original size.

Image Optimization

-10%

Potential reduce by 57.2 kB

  • Original 577.0 kB
  • After minification 519.7 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. Asue images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 89.9 kB

  • Original 132.9 kB
  • After minification 120.0 kB
  • After compression 43.0 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 89.9 kB or 68% of the original size.

CSS Optimization

-74%

Potential reduce by 55.6 kB

  • Original 75.6 kB
  • After minification 74.5 kB
  • After compression 20.0 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. Asue.de needs all CSS files to be minified and compressed as it can save up to 55.6 kB or 74% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (16%)

Requests Now

25

After Optimization

21

  • Images
  • JavaScript
  • CSS

The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Asue. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

asue.de

asue.de

748 ms

css_lQaZfjVpwP_oGNqdtWCSpJT1EMqXdMiU84ekLLxQnc4.css

css_lQaZfjVpwP_oGNqdtWCSpJT1EMqXdMiU84ekLLxQnc4.css

198 ms

css_dWV2FILN-sVynNZg_ipafM27MfYMcB0BuSUfIvTPZIk.css

css_dWV2FILN-sVynNZg_ipafM27MfYMcB0BuSUfIvTPZIk.css

204 ms

css_g_UneL04I_By-JV5ryZJJWsDW1p5XeBj7jW6RhipZ48.css

css_g_UneL04I_By-JV5ryZJJWsDW1p5XeBj7jW6RhipZ48.css

202 ms

css_YrBLooyp5ApW82gc9Asdt0hIWpQVNoKE5sDvtadNNag.css

css_YrBLooyp5ApW82gc9Asdt0hIWpQVNoKE5sDvtadNNag.css

302 ms

css

css

24 ms

js_jpJjaUC0z8JMIyav5oQrYykDRUb64rpaUDpB4Y9aklU.js

js_jpJjaUC0z8JMIyav5oQrYykDRUb64rpaUDpB4Y9aklU.js

309 ms

js_740hszRcErGQjCtE2ga2trZeKhkIoG3RKgYBfNBKnMA.js

js_740hszRcErGQjCtE2ga2trZeKhkIoG3RKgYBfNBKnMA.js

207 ms

js_ahx7rpcJ3kR6CCcbGb9P-FRC7OUKgP4DZkHdVm57BTU.js

js_ahx7rpcJ3kR6CCcbGb9P-FRC7OUKgP4DZkHdVm57BTU.js

294 ms

slider_newsticker.jpg

slider_newsticker.jpg

540 ms

background.jpg

background.jpg

210 ms

asue-logo.png

asue-logo.png

105 ms

ico-search.png

ico-search.png

106 ms

btn-home.png

btn-home.png

102 ms

asue-1601-00-slider-film_a_01.jpg

asue-1601-00-slider-film_a_01.jpg

315 ms

slider_energiecheck.jpg

slider_energiecheck.jpg

317 ms

slider_neue_broschueren.jpg

slider_neue_broschueren.jpg

492 ms

slider_veranstaltung_remagen.jpg

slider_veranstaltung_remagen.jpg

608 ms

highlight-broschuere.png

highlight-broschuere.png

209 ms

broschueren_bestellen.jpg

broschueren_bestellen.jpg

311 ms

effizienzdialog.jpg

effizienzdialog.jpg

313 ms

energiecheck.jpg

energiecheck.jpg

414 ms

aktuelles_presse.jpg

aktuelles_presse.jpg

415 ms

newsletter.jpg

newsletter.jpg

421 ms

slider-arrows.png

slider-arrows.png

422 ms

slider-bullets.png

slider-bullets.png

519 ms

cJZKeOuBrn4kERxqtaUH3aCWcynf_cDxXwCLxiixG1c.ttf

cJZKeOuBrn4kERxqtaUH3aCWcynf_cDxXwCLxiixG1c.ttf

4 ms

Accessibility Review

asue.de accessibility score

88

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.

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

asue.de best practices score

75

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

asue.de SEO score

68

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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

    N/A

  • Language Claimed

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Asue.de can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is German. Our system also found out that Asue.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

asue.de

Open Graph data is detected on the main page of Asue. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: