Tools & Wizards About Us
opelzumbusch.de screenshot

Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 44% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 80

    SEO

    Google-friendlier than
    42% of websites

opelzumbusch.de

Opel - Autohaus Heinr. Zumbusch GmbH & Co. KG - Startseite

Page Load Speed

4.6 sec in total

First Response

314 ms

Resources Loaded

4.2 sec

Page Rendered

129 ms

opelzumbusch.de screenshot

About Website

Visit opelzumbusch.de now to see the best up-to-date Opel Zumbusch content and also check out these interesting facts you probably never knew about opelzumbusch.de

Autohaus Heinr. Zumbusch GmbH & Co. KG • Ihr kompetenter Opel Partner in Dülmen • Neuwagen ✓ Gebrauchtwagen ✓ Checks & Inspektion ✓ Opel Original Teile & Zubehör ✓

Visit opelzumbusch.de

Key Findings

We analyzed Opelzumbusch.de page load time and found that the first response time was 314 ms and then it took 4.3 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

opelzumbusch.de performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.5 s

6/100

10%

LCP (Largest Contentful Paint)

Value7.4 s

4/100

25%

SI (Speed Index)

Value7.5 s

27/100

10%

TBT (Total Blocking Time)

Value1,100 ms

24/100

30%

CLS (Cumulative Layout Shift)

Value0.456

20/100

15%

TTI (Time to Interactive)

Value16.0 s

6/100

10%

Network Requests Diagram

opelzumbusch.de

314 ms

www.opel-zumbusch-duelmen.de

229 ms

www.opel-zumbusch-duelmen.de

423 ms

main.css

834 ms

jquery-ui-themeroller.css

651 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Opelzumbusch.de, 71% (29 requests) were made to Cdn.opd-dws.de and 17% (7 requests) were made to Opd-rdsrv.mehrkanal.com. The less responsive or slowest element that took the longest time to load (2 sec) relates to the external source Opd-rdsrv.mehrkanal.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 118.3 kB (9%)

Content Size

1.4 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Opelzumbusch.de main page is 1.4 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. 30% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 97.1 kB

  • Original 109.6 kB
  • After minification 74.4 kB
  • After compression 12.5 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. This page needs HTML code to be minified as it can gain 35.2 kB, which is 32% 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 97.1 kB or 89% of the original size.

Image Optimization

-2%

Potential reduce by 20.2 kB

  • Original 1.3 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. Opel Zumbusch images are well optimized though.

JavaScript Optimization

-47%

Potential reduce by 938 B

  • Original 2.0 kB
  • After minification 2.0 kB
  • After compression 1.0 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 938 B or 47% of the original size.

Requests Breakdown

Number of requests can be reduced by 22 (65%)

Requests Now

34

After Optimization

12

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Opel Zumbusch. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

opelzumbusch.de

opelzumbusch.de

314 ms

www.opel-zumbusch-duelmen.de

www.opel-zumbusch-duelmen.de

229 ms

www.opel-zumbusch-duelmen.de

www.opel-zumbusch-duelmen.de

423 ms

main.css

main.css

834 ms

jquery-ui-themeroller.css

jquery-ui-themeroller.css

651 ms

bootstrap-toggle.css

bootstrap-toggle.css

653 ms

modernizr.js

modernizr.js

762 ms

jquery.min.js

jquery.min.js

775 ms

hammer.min.js

hammer.min.js

701 ms

jquery.hammer.js

jquery.hammer.js

751 ms

slidebars.min.js

slidebars.min.js

752 ms

metisMenu.js

metisMenu.js

813 ms

bootstrap.js

bootstrap.js

852 ms

bootstrap-toggle.js

bootstrap-toggle.js

853 ms

slick.js

slick.js

862 ms

cookie_functions.js

cookie_functions.js

875 ms

dws_cookies.js

dws_cookies.js

925 ms

opel_m_tracking.js

opel_m_tracking.js

932 ms

browser.js

browser.js

950 ms

dws_utils.js

dws_utils.js

950 ms

home.css

home.css

962 ms

home.js

home.js

975 ms

tarteauxprunes.js

tarteauxprunes.js

20 ms

slick.css

slick.css

204 ms

slick-theme.css

slick-theme.css

200 ms

slidebars.css

slidebars.css

217 ms

metisMenu.min.css

metisMenu.min.css

217 ms

99942_1627x612_228_.jpg

99942_1627x612_228_.jpg

632 ms

opel_logo_01.jpg

opel_logo_01.jpg

139 ms

OpelNextW01-Bold.woff

OpelNextW01-Bold.woff

201 ms

OpelNextW01-Regular.woff

OpelNextW01-Regular.woff

123 ms

opel-icons.woff

opel-icons.woff

223 ms

opel-icons.eot

opel-icons.eot

122 ms

ajax_browser.php

ajax_browser.php

792 ms

ajax-loader.gif

ajax-loader.gif

102 ms

370568_949x406.png

370568_949x406.png

499 ms

210435_1447x622.jpg

210435_1447x622.jpg

1967 ms

317873_993x426.png

317873_993x426.png

618 ms

system_banner_pkw_model_corsa_yes_sondermodell_image.jpg

system_banner_pkw_model_corsa_yes_sondermodell_image.jpg

1205 ms

raeder-reifen_image.jpg

raeder-reifen_image.jpg

740 ms

system_banner_pkw_model_mokka_ice_image.jpg

system_banner_pkw_model_mokka_ice_image.jpg

784 ms

Accessibility Review

opelzumbusch.de accessibility score

77

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

[role]s do not have all required [aria-*] attributes

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

High

Some elements have a [tabindex] value greater than 0

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

opelzumbusch.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

High

Page has valid source maps

SEO Factors

opelzumbusch.de SEO score

80

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Opelzumbusch.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it does not match the claimed English language. Our system also found out that Opelzumbusch.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

opelzumbusch.de

Open Graph description is not detected on the main page of Opel Zumbusch. 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: