Tools & Wizards About Us
erbach-donau.de screenshot

Report Summary

  • 47

    Performance

    Renders faster than
    65% of other websites

  • 67

    Accessibility

    Visual factors better than
    that of 32% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 80

    SEO

    Google-friendlier than
    42% of websites

erbach-donau.de

Startseite | Erbach

Page Load Speed

5.1 sec in total

First Response

427 ms

Resources Loaded

4.5 sec

Page Rendered

168 ms

erbach-donau.de screenshot

About Website

Visit erbach-donau.de now to see the best up-to-date Erbach Donau content for Germany and also check out these interesting facts you probably never knew about erbach-donau.de

Stadt Erbach, Donau - die junge Donaustadt bei Ulm in Baden-Württemberg

Visit erbach-donau.de

Key Findings

We analyzed Erbach-donau.de page load time and found that the first response time was 427 ms and then it took 4.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

erbach-donau.de performance score

47

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.2 s

0/100

10%

LCP (Largest Contentful Paint)

Value17.6 s

0/100

25%

SI (Speed Index)

Value9.9 s

10/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.038

100/100

15%

TTI (Time to Interactive)

Value13.4 s

11/100

10%

Network Requests Diagram

erbach-donau.de

427 ms

front_content.php

463 ms

front_content.php

718 ms

raster.css

152 ms

content.css

310 ms

Our browser made a total of 61 requests to load all elements on the main page. We found that all of those requests were addressed to Erbach-donau.de and no external sources were called. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Erbach-donau.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 78.6 kB (7%)

Content Size

1.2 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Erbach-donau.de main page is 1.2 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. 25% of websites need less resources to load. Images take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 41.9 kB

  • Original 52.4 kB
  • After minification 49.6 kB
  • After compression 10.5 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 41.9 kB or 80% of the original size.

Image Optimization

-2%

Potential reduce by 22.4 kB

  • Original 1.0 MB
  • After minification 1.0 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. Erbach Donau images are well optimized though.

JavaScript Optimization

-12%

Potential reduce by 11.7 kB

  • Original 98.1 kB
  • After minification 97.6 kB
  • After compression 86.4 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 11.7 kB or 12% of the original size.

CSS Optimization

-25%

Potential reduce by 2.6 kB

  • Original 10.4 kB
  • After minification 10.4 kB
  • After compression 7.8 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. Erbach-donau.de needs all CSS files to be minified and compressed as it can save up to 2.6 kB or 25% of the original size.

Requests Breakdown

Number of requests can be reduced by 33 (57%)

Requests Now

58

After Optimization

25

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Erbach Donau. 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

erbach-donau.de

erbach-donau.de

427 ms

front_content.php

front_content.php

463 ms

front_content.php

front_content.php

718 ms

raster.css

raster.css

152 ms

content.css

content.css

310 ms

navigation.css

navigation.css

392 ms

headeranimation.css

headeranimation.css

409 ms

lightbox.css

lightbox.css

383 ms

cookies.js

cookies.js

508 ms

fontsize.js

fontsize.js

457 ms

jquery.js

jquery.js

798 ms

jquery.ui.autocomplete.min.js

jquery.ui.autocomplete.min.js

858 ms

global.js

global.js

673 ms

js_form.js

js_form.js

981 ms

unslider.js

unslider.js

745 ms

startseite.css

startseite.css

641 ms

oil.1.3.5-RELEASE.min.js

oil.1.3.5-RELEASE.min.js

1215 ms

close.png

close.png

159 ms

loading.gif

loading.gif

145 ms

prev.png

prev.png

156 ms

next.png

next.png

158 ms

Calibri.ttf

Calibri.ttf

557 ms

SE_Header2222_web.jpg

SE_Header2222_web.jpg

479 ms

A1.4.jpg

A1.4.jpg

596 ms

A1.5.jpg

A1.5.jpg

797 ms

image.php

image.php

212 ms

image.php

image.php

372 ms

Online_Terminvereinbarung.jpg

Online_Terminvereinbarung.jpg

345 ms

Start_Stellenangebote.jpg

Start_Stellenangebote.jpg

512 ms

Gemeinderat.jpg

Gemeinderat.jpg

539 ms

Stadt_Erbach_Ausschreibungen.jpg

Stadt_Erbach_Ausschreibungen.jpg

612 ms

bauprojekte.jpg

bauprojekte.jpg

651 ms

Stadt_Erbach_Maengelmeldung.jpg

Stadt_Erbach_Maengelmeldung.jpg

647 ms

stadt_erbach.png

stadt_erbach.png

658 ms

Icon_Home.jpg

Icon_Home.jpg

737 ms

icon_font_smaller.png

icon_font_smaller.png

727 ms

icon_font_standard.png

icon_font_standard.png

774 ms

icon_font_bigger.png

icon_font_bigger.png

784 ms

button_suche.png

button_suche.png

781 ms

DINOT-Regular.otf

DINOT-Regular.otf

864 ms

layernavigation_unten_2.png

layernavigation_unten_2.png

860 ms

layernavigation_unten_3.png

layernavigation_unten_3.png

915 ms

layernavigation_unten_4.png

layernavigation_unten_4.png

935 ms

layernavigation_unten_5.png

layernavigation_unten_5.png

914 ms

unsere_stadt_dreieck.png

unsere_stadt_dreieck.png

902 ms

background_big.png

background_big.png

1006 ms

keyvisual_info_hg.png

keyvisual_info_hg.png

993 ms

infoheadline_arrow.jpg

infoheadline_arrow.jpg

1045 ms

icon_menue_1.png

icon_menue_1.png

1043 ms

icon_menue_2.png

icon_menue_2.png

1043 ms

icon_menue_3.png

icon_menue_3.png

1057 ms

icon_menue_4.png

icon_menue_4.png

1135 ms

DINOT-Bold.otf

DINOT-Bold.otf

1126 ms

DINOT-Medium.otf

DINOT-Medium.otf

1155 ms

Calibri-Bold.ttf

Calibri-Bold.ttf

1271 ms

hintergrund_keyvisual.png

hintergrund_keyvisual.png

1162 ms

link_extern_blau.png

link_extern_blau.png

997 ms

1.1.3.5-RELEASE.chunk.js

1.1.3.5-RELEASE.chunk.js

1098 ms

0.1.3.5-RELEASE.chunk.js

0.1.3.5-RELEASE.chunk.js

1092 ms

list_blau.png

list_blau.png

903 ms

startheadline_hg.png

startheadline_hg.png

869 ms

Accessibility Review

erbach-donau.de accessibility score

67

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

erbach-donau.de best practices score

58

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

SEO Factors

erbach-donau.de SEO score

80

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

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

    N/A

  • 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 Erbach-donau.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) and no language is claimed in <html> or <meta> tags either. Our system also found out that Erbach-donau.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

erbach-donau.de

Open Graph description is not detected on the main page of Erbach Donau. 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: