Tools & Wizards About Us

Report Summary

  • 27

    Performance

    Renders faster than
    46% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 86% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

hartzschgmbh.de

Hartzsch GmbH - Ihr Profi für Badsanierung & Heizungsbau in Hannover

Page Load Speed

6.8 sec in total

First Response

279 ms

Resources Loaded

4.2 sec

Page Rendered

2.3 sec

About Website

Welcome to hartzschgmbh.de homepage info - get ready to check Hartzsch GmbH best content right away, or after learning these important things about hartzschgmbh.de

Wir sind der Profi für Badsanierung & Heizungsbau in und um Hannover, Langenhagen, Garbsen & Burgwedel. Jetzt beraten lassen!

Visit hartzschgmbh.de

Key Findings

We analyzed Hartzschgmbh.de page load time and found that the first response time was 279 ms and then it took 6.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

hartzschgmbh.de performance score

27

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.2 s

3/100

10%

LCP (Largest Contentful Paint)

Value23.2 s

0/100

25%

SI (Speed Index)

Value19.0 s

0/100

10%

TBT (Total Blocking Time)

Value790 ms

37/100

30%

CLS (Cumulative Layout Shift)

Value0.01

100/100

15%

TTI (Time to Interactive)

Value16.9 s

5/100

10%

Network Requests Diagram

hartzschgmbh.de

279 ms

hartzschgmbh.de

2743 ms

wp-emoji-release.min.js

400 ms

style.min.css

519 ms

cookieblocker.min.css

309 ms

Our browser made a total of 43 requests to load all elements on the main page. We found that 98% of them (42 requests) were addressed to the original Hartzschgmbh.de, 2% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (2.7 sec) belongs to the original domain Hartzschgmbh.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 670.0 kB (35%)

Content Size

1.9 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Hartzschgmbh.de main page is 1.9 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. 55% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 98.8 kB

  • Original 116.1 kB
  • After minification 111.3 kB
  • After compression 17.3 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 98.8 kB or 85% of the original size.

Image Optimization

-1%

Potential reduce by 12.2 kB

  • Original 1.1 MB
  • After minification 1.1 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. Hartzsch GmbH images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 103.1 kB

  • Original 154.4 kB
  • After minification 154.3 kB
  • After compression 51.2 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 103.1 kB or 67% of the original size.

CSS Optimization

-88%

Potential reduce by 455.8 kB

  • Original 517.8 kB
  • After minification 508.3 kB
  • After compression 62.0 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. Hartzschgmbh.de needs all CSS files to be minified and compressed as it can save up to 455.8 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 27 (68%)

Requests Now

40

After Optimization

13

  • Images
  • JavaScript
  • CSS

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Hartzsch GmbH. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

hartzschgmbh.de accessibility score

95

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

Links do not have a discernible name

Best Practices

hartzschgmbh.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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

hartzschgmbh.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 Hartzschgmbh.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 Hartzschgmbh.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 Hartzsch GmbH. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: