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lutz.de screenshot

Report Summary

  • 51

    Performance

    Renders faster than
    69% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 77% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 85

    SEO

    Google-friendlier than
    56% of websites

lutz.de

lutz.de | Software-Manufaktur für Ihr Unternehmen | Lutz GmbH

Page Load Speed

2.1 sec in total

First Response

295 ms

Resources Loaded

1.6 sec

Page Rendered

276 ms

lutz.de screenshot

About Website

Click here to check amazing Lutz content for Germany. Otherwise, check out these important facts you probably never knew about lutz.de

Wir sind die Software-Manufaktur für Ihr Unternehmen. Bei uns bekommen Sie das komplette Paket aus einer Hand. ERP, CRM, DMS u.v.m.

Visit lutz.de

Key Findings

We analyzed Lutz.de page load time and found that the first response time was 295 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

lutz.de performance score

51

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.6 s

5/100

10%

LCP (Largest Contentful Paint)

Value6.9 s

7/100

25%

SI (Speed Index)

Value7.4 s

27/100

10%

TBT (Total Blocking Time)

Value230 ms

87/100

30%

CLS (Cumulative Layout Shift)

Value0.006

100/100

15%

TTI (Time to Interactive)

Value7.5 s

48/100

10%

Network Requests Diagram

lutz.de

295 ms

www.lutz.de

605 ms

uhrzeit.js

193 ms

menu.css

194 ms

styles.css

204 ms

Our browser made a total of 13 requests to load all elements on the main page. We found that 69% of them (9 requests) were addressed to the original Lutz.de, 15% (2 requests) were made to Google-analytics.com and 8% (1 request) were made to Pcvisit.de. The less responsive or slowest element that took the longest time to load (605 ms) belongs to the original domain Lutz.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 38.2 kB (28%)

Content Size

138.5 kB

After Optimization

100.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lutz.de main page is 138.5 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. Only 10% of websites need less resources to load. Images take 83.4 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 19.4 kB

  • Original 24.7 kB
  • After minification 18.9 kB
  • After compression 5.3 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. This page needs HTML code to be minified as it can gain 5.7 kB, which is 23% 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 19.4 kB or 79% of the original size.

Image Optimization

-9%

Potential reduce by 7.8 kB

  • Original 83.4 kB
  • After minification 75.7 kB

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. Lutz images are well optimized though.

JavaScript Optimization

-5%

Potential reduce by 849 B

  • Original 18.4 kB
  • After minification 18.2 kB
  • After compression 17.6 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.

CSS Optimization

-85%

Potential reduce by 10.1 kB

  • Original 11.9 kB
  • After minification 6.7 kB
  • After compression 1.8 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. Lutz.de needs all CSS files to be minified and compressed as it can save up to 10.1 kB or 85% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

11

After Optimization

11

  • Images
  • JavaScript
  • CSS

The browser has sent 11 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lutz. According to our analytics all requests are already optimized.

Network Requests Diagram

lutz.de

lutz.de

295 ms

www.lutz.de

www.lutz.de

605 ms

uhrzeit.js

uhrzeit.js

193 ms

menu.css

menu.css

194 ms

styles.css

styles.css

204 ms

ga.js

ga.js

12 ms

easysupport_de.gif

easysupport_de.gif

389 ms

547 ms

lutz-red3.png

lutz-red3.png

304 ms

mitarbeiter.jpg

mitarbeiter.jpg

404 ms

antasmobile_logo.png

antasmobile_logo.png

101 ms

antas_logo.png

antas_logo.png

99 ms

__utm.gif

__utm.gif

12 ms

Accessibility Review

lutz.de accessibility score

91

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

lutz.de best practices score

75

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

Browser errors were logged to the console

SEO Factors

lutz.de SEO score

85

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

High

robots.txt is not valid

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

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lutz.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 Lutz.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

lutz.de

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