Tools & Wizards About Us
zechbau.de screenshot

Report Summary

  • 49

    Performance

    Renders faster than
    67% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 97

    SEO

    Google-friendlier than
    91% of websites

zechbau.de

ZECH Bau - Entwickeln. Planen. Bauen. Betreiben. – ZECH Bau

Page Load Speed

3.8 sec in total

First Response

309 ms

Resources Loaded

3 sec

Page Rendered

505 ms

zechbau.de screenshot

About Website

Visit zechbau.de now to see the best up-to-date ZECH Bau content for Germany and also check out these interesting facts you probably never knew about zechbau.de

Projekt am Start? Wir sind Mitdenker und Ermöglicher. Ihr Dienstleister rund um die Immobilie. Die Zukunft des Bauens ist digital, smart, partnerschaftlich.

Visit zechbau.de

Key Findings

We analyzed Zechbau.de page load time and found that the first response time was 309 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

zechbau.de performance score

49

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

29/100

10%

LCP (Largest Contentful Paint)

Value21.5 s

0/100

25%

SI (Speed Index)

Value5.6 s

53/100

10%

TBT (Total Blocking Time)

Value70 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.35

31/100

15%

TTI (Time to Interactive)

Value6.1 s

63/100

10%

Network Requests Diagram

zechbau.de

309 ms

zechbau.de

383 ms

www.zechbau.de

588 ms

7015c8c4ac5ff815b57530b221005fc6.css

95 ms

bootstrap.min.css

193 ms

Our browser made a total of 45 requests to load all elements on the main page. We found that 98% of them (44 requests) were addressed to the original Zechbau.de, 2% (1 request) were made to Statistik.building-business.de. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Zechbau.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 71.5 kB (1%)

Content Size

6.3 MB

After Optimization

6.2 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Zechbau.de main page is 6.3 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. 35% of websites need less resources to load. Images take 6.2 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 30.1 kB

  • Original 37.6 kB
  • After minification 33.4 kB
  • After compression 7.5 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 4.2 kB, which is 11% 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 30.1 kB or 80% of the original size.

Image Optimization

-1%

Potential reduce by 41.4 kB

  • Original 6.2 MB
  • After minification 6.2 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. ZECH Bau images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 32 B

  • Original 21.7 kB
  • After minification 21.7 kB
  • After compression 21.7 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 19 (48%)

Requests Now

40

After Optimization

21

  • Images
  • JavaScript
  • CSS

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ZECH Bau. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

zechbau.de

zechbau.de

309 ms

zechbau.de

zechbau.de

383 ms

www.zechbau.de

www.zechbau.de

588 ms

7015c8c4ac5ff815b57530b221005fc6.css

7015c8c4ac5ff815b57530b221005fc6.css

95 ms

bootstrap.min.css

bootstrap.min.css

193 ms

owl.carousel.min.css

owl.carousel.min.css

279 ms

owl.theme.default.min.css

owl.theme.default.min.css

281 ms

styles.css

styles.css

375 ms

ie11.css

ie11.css

279 ms

cookie_consent.css

cookie_consent.css

281 ms

jquery-3.3.1.min.js

jquery-3.3.1.min.js

289 ms

popper.min.js

popper.min.js

373 ms

owl.carousel.min.js

owl.carousel.min.js

397 ms

bootstrap.min.js

bootstrap.min.js

467 ms

bootstrap-toolkit.js

bootstrap-toolkit.js

374 ms

scripts.js

scripts.js

399 ms

cookie_consent.js

cookie_consent.js

515 ms

c01c8eb1024cdb1dffde568b4b33e7bd.js

c01c8eb1024cdb1dffde568b4b33e7bd.js

710 ms

matomo.js

matomo.js

596 ms

Icon_Lupe_inaktiv.svg

Icon_Lupe_inaktiv.svg

99 ms

Zech_Bau_Logo.svg

Zech_Bau_Logo.svg

96 ms

ZB_Home_Teaser_News_Siemens.jpg

ZB_Home_Teaser_News_Siemens.jpg

554 ms

ZB_Home_Teaser_Standorte_neu_2022.JPG

ZB_Home_Teaser_Standorte_neu_2022.JPG

463 ms

ZB_Home_Teaser_Projekte.jpg

ZB_Home_Teaser_Projekte.jpg

553 ms

ZB_Home_Teaser_SmartConstruction.jpg

ZB_Home_Teaser_SmartConstruction.jpg

741 ms

ZB_Home_Teaser_Karriere.jpg

ZB_Home_Teaser_Karriere.jpg

283 ms

Icon_News_inaktiv.svg

Icon_News_inaktiv.svg

320 ms

Icon_News_aktiv.svg

Icon_News_aktiv.svg

379 ms

icon_Job_Finder_inaktiv.svg

icon_Job_Finder_inaktiv.svg

414 ms

Icon_Job_Finder_aktiv.svg

Icon_Job_Finder_aktiv.svg

475 ms

Icon_Projekte_inaktiv.svg

Icon_Projekte_inaktiv.svg

511 ms

Icon_Projekte_aktiv.svg

Icon_Projekte_aktiv.svg

558 ms

Button_XING.png

Button_XING.png

571 ms

Button_Linkedin.png

Button_Linkedin.png

699 ms

Button_youtube.png

Button_youtube.png

647 ms

Button_facebook.png

Button_facebook.png

648 ms

Button_Instagram.png

Button_Instagram.png

652 ms

Button_kununu.png

Button_kununu.png

667 ms

Button_nach_oben_mob.svg

Button_nach_oben_mob.svg

747 ms

WF-031547-010359-000449.woff

WF-031547-010359-000449.woff

712 ms

WF-031547-010359-000450.woff

WF-031547-010359-000450.woff

719 ms

ZB_Home_Header_Entwickeln.jpg

ZB_Home_Header_Entwickeln.jpg

1152 ms

ZB_Home_Header_Planen.jpg

ZB_Home_Header_Planen.jpg

1185 ms

ZB_Home_Header_Bauen.jpg

ZB_Home_Header_Bauen.jpg

858 ms

ZB_Home_Header_Betreiben.jpg

ZB_Home_Header_Betreiben.jpg

951 ms

Accessibility Review

zechbau.de accessibility score

78

Accessibility Issues

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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

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.

Best Practices

zechbau.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

zechbau.de SEO score

97

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zechbau.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Zechbau.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

zechbau.de

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