Report Summary

  • 74

    Performance

    Renders faster than
    83% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

tiedemann-dortmund.de

Sanitär und Heizung in Dortmund, Ihr Meisterbetrieb

Page Load Speed

10.6 sec in total

First Response

501 ms

Resources Loaded

9.7 sec

Page Rendered

391 ms

About Website

Welcome to tiedemann-dortmund.de homepage info - get ready to check Tiedemann Dortmund best content right away, or after learning these important things about tiedemann-dortmund.de

Unser Meisterbetrieb betreut private, gewerbliche und öffentliche Kunden. Wir stehen mit unserem Namen für Qualität und Service - und das seit 1927.

Visit tiedemann-dortmund.de

Key Findings

We analyzed Tiedemann-dortmund.de page load time and found that the first response time was 501 ms and then it took 10.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

tiedemann-dortmund.de performance score

74

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

77/100

10%

LCP (Largest Contentful Paint)

Value3.6 s

60/100

25%

SI (Speed Index)

Value5.2 s

60/100

10%

TBT (Total Blocking Time)

Value370 ms

71/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value4.3 s

85/100

10%

Network Requests Diagram

tiedemann-dortmund.de

501 ms

www.sanitaer-tiedemann.de

4904 ms

site.js

769 ms

ajax.css

469 ms

ewcms_js.js

307 ms

Our browser made a total of 95 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Tiedemann-dortmund.de, 36% (34 requests) were made to Sanitaer-tiedemann.de and 27% (26 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (4.9 sec) relates to the external source Sanitaer-tiedemann.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 707.1 kB (21%)

Content Size

3.4 MB

After Optimization

2.7 MB

In fact, the total size of Tiedemann-dortmund.de main page is 3.4 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. 50% of websites need less resources to load. Images take 2.5 MB which makes up the majority of the site volume.

HTML Optimization

-100%

Potential reduce by 21.0 kB

  • Original 21.0 kB
  • After compression 8 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. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 21.0 kB or 100% of the original size.

Image Optimization

-2%

Potential reduce by 39.4 kB

  • Original 2.5 MB
  • After minification 2.4 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. Tiedemann Dortmund images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 596.4 kB

  • Original 856.7 kB
  • After minification 846.4 kB
  • After compression 260.3 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 596.4 kB or 70% of the original size.

CSS Optimization

-78%

Potential reduce by 50.3 kB

  • Original 64.1 kB
  • After minification 62.9 kB
  • After compression 13.8 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. Tiedemann-dortmund.de needs all CSS files to be minified and compressed as it can save up to 50.3 kB or 78% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (23%)

Requests Now

84

After Optimization

65

The browser has sent 84 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tiedemann Dortmund. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

tiedemann-dortmund.de accessibility score

86

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

<frame> or <iframe> elements do not have a title

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

tiedemann-dortmund.de best practices score

83

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

tiedemann-dortmund.de SEO score

100

Search Engine Optimization Advices

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

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tiedemann-dortmund.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it matches the claimed language. Our system also found out that Tiedemann-dortmund.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 data is detected on the main page of Tiedemann Dortmund. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: