Tools & Wizards About Us
pre-sense.de screenshot

Report Summary

  • 75

    Performance

    Renders faster than
    83% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

pre-sense.de

IT Security – Consulting and Solutions | PRESENSE Technologies

Page Load Speed

8.3 sec in total

First Response

449 ms

Resources Loaded

7.7 sec

Page Rendered

124 ms

pre-sense.de screenshot

About Website

Visit pre-sense.de now to see the best up-to-date PRESENSE content and also check out these interesting facts you probably never knew about pre-sense.de

IT-Beratung und IT-Sicherheitslösungen für neuralgische Punkte im Netzwerk; Komplett-Systeme und Datenschleusen für den Perimeterschutz mobiler Datenträger

Visit pre-sense.de

Key Findings

We analyzed Pre-sense.de page load time and found that the first response time was 449 ms and then it took 7.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

pre-sense.de performance score

75

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

34/100

10%

LCP (Largest Contentful Paint)

Value4.3 s

43/100

25%

SI (Speed Index)

Value4.2 s

78/100

10%

TBT (Total Blocking Time)

Value60 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.016

100/100

15%

TTI (Time to Interactive)

Value4.3 s

84/100

10%

Network Requests Diagram

pre-sense.de

449 ms

www.pre-sense.de

657 ms

268 ms

style.css

6278 ms

main.js

1604 ms

Our browser made a total of 9 requests to load all elements on the main page. We found that all of those requests were addressed to Pre-sense.de and no external sources were called. The less responsive or slowest element that took the longest time to load (6.3 sec) belongs to the original domain Pre-sense.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 90.8 kB (66%)

Content Size

136.7 kB

After Optimization

45.9 kB

  • HTML
  • JavaScript

In fact, the total size of Pre-sense.de main page is 136.7 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. Javascripts take 126.6 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 7.6 kB

  • Original 10.1 kB
  • After minification 8.2 kB
  • After compression 2.5 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 1.9 kB, which is 19% 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 7.6 kB or 76% of the original size.

JavaScript Optimization

-66%

Potential reduce by 83.1 kB

  • Original 126.6 kB
  • After minification 126.6 kB
  • After compression 43.5 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 83.1 kB or 66% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

6

After Optimization

6

  • Images
  • JavaScript
  • CSS

The browser has sent 6 CSS, Javascripts, AJAX and image requests in order to completely render the main page of PRESENSE. According to our analytics all requests are already optimized.

Network Requests Diagram

pre-sense.de

pre-sense.de

449 ms

www.pre-sense.de

www.pre-sense.de

657 ms

268 ms

style.css

style.css

6278 ms

main.js

main.js

1604 ms

presense_white.svg

presense_white.svg

524 ms

provaia.svg

provaia.svg

405 ms

janus.svg

janus.svg

535 ms

vaithex.svg

vaithex.svg

654 ms

Accessibility Review

pre-sense.de accessibility score

90

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

Links do not have a discernible name

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

pre-sense.de best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

High

Page has valid source maps

SEO Factors

pre-sense.de SEO score

85

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Pre-sense.de can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Pre-sense.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

pre-sense.de

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