Tools & Wizards About Us

Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

preiser-technik.de

Preiser - Absperr- und Sicherheitstechnik - Preiser Technik

Page Load Speed

4 sec in total

First Response

239 ms

Resources Loaded

3.3 sec

Page Rendered

532 ms

About Website

Visit preiser-technik.de now to see the best up-to-date Preiser Technik content for Germany and also check out these interesting facts you probably never knew about preiser-technik.de

Schranken, Schrankenanlagen, Tore, versenkbare Poller, Drehkreuze, Zugangskontrollen - alles rund um Absperr- und Sicherheitstechnik - 40 Jahre Erfahr...

Visit preiser-technik.de

Key Findings

We analyzed Preiser-technik.de page load time and found that the first response time was 239 ms and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

preiser-technik.de performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.5 s

6/100

10%

LCP (Largest Contentful Paint)

Value12.0 s

0/100

25%

SI (Speed Index)

Value9.7 s

11/100

10%

TBT (Total Blocking Time)

Value830 ms

35/100

30%

CLS (Cumulative Layout Shift)

Value0.787

5/100

15%

TTI (Time to Interactive)

Value11.1 s

20/100

10%

Network Requests Diagram

preiser-technik.de

239 ms

preiser-technik.de

436 ms

www.preiser-technik.de

202 ms

www.preiser-technik.de

791 ms

magnific-popup.min.css

38 ms

Our browser made a total of 63 requests to load all elements on the main page. We found that 90% of them (57 requests) were addressed to the original Preiser-technik.de, 5% (3 requests) were made to Cdnjs.cloudflare.com and 3% (2 requests) were made to App.eu.usercentrics.eu. The less responsive or slowest element that took the longest time to load (856 ms) belongs to the original domain Preiser-technik.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 151.7 kB (17%)

Content Size

915.1 kB

After Optimization

763.4 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Preiser-technik.de main page is 915.1 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. 70% of websites need less resources to load. Images take 572.6 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 91.0 kB

  • Original 106.5 kB
  • After minification 85.0 kB
  • After compression 15.5 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 21.5 kB, which is 20% 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 91.0 kB or 85% of the original size.

Image Optimization

-11%

Potential reduce by 60.7 kB

  • Original 572.6 kB
  • After minification 511.9 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. Obviously, Preiser Technik needs image optimization as it can save up to 60.7 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 0 B

  • Original 236.0 kB
  • After minification 236.0 kB
  • After compression 236.0 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 34 (63%)

Requests Now

54

After Optimization

20

  • Images
  • JavaScript
  • CSS

The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Preiser Technik. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 17 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

preiser-technik.de accessibility score

98

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.

Best Practices

preiser-technik.de best practices score

67

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

preiser-technik.de SEO score

86

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

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Preiser-technik.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 Preiser-technik.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 description is not detected on the main page of Preiser Technik. 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: