Tools & Wizards About Us
pre-con.eu screenshot

Report Summary

  • 27

    Performance

    Renders faster than
    46% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

pre-con.eu

Security services in Frankfurt and Rhine-Main ● security company

Page Load Speed

8.6 sec in total

First Response

653 ms

Resources Loaded

5.3 sec

Page Rendered

2.7 sec

pre-con.eu screenshot

About Website

Welcome to pre-con.eu homepage info - get ready to check Pre Con best content right away, or after learning these important things about pre-con.eu

Security services Frankfurt for private & business customers ✓ Your partner for security in Frankfurt & Germany ✓ security company

Visit pre-con.eu

Key Findings

We analyzed Pre-con.eu page load time and found that the first response time was 653 ms and then it took 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-con.eu performance score

27

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

54/100

10%

LCP (Largest Contentful Paint)

Value10.4 s

0/100

25%

SI (Speed Index)

Value7.2 s

30/100

10%

TBT (Total Blocking Time)

Value900 ms

31/100

30%

CLS (Cumulative Layout Shift)

Value0.262

47/100

15%

TTI (Time to Interactive)

Value10.0 s

26/100

10%

Network Requests Diagram

653 ms

style.min.css

187 ms

icons.css

203 ms

style.css

196 ms

wp_head.css

195 ms

Our browser made a total of 52 requests to load all elements on the main page. We found that 98% of them (51 requests) were addressed to the original Pre-con.eu, 2% (1 request) were made to Images.provenexpert.com. The less responsive or slowest element that took the longest time to load (2.9 sec) belongs to the original domain Pre-con.eu.

Page Optimization Overview & Recommendations

Page size can be reduced by 163.0 kB (20%)

Content Size

819.3 kB

After Optimization

656.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Pre-con.eu main page is 819.3 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. 65% of websites need less resources to load. Images take 489.4 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 157.3 kB

  • Original 178.3 kB
  • After minification 149.5 kB
  • After compression 21.0 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 28.9 kB, which is 16% 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 157.3 kB or 88% of the original size.

Image Optimization

-1%

Potential reduce by 3.7 kB

  • Original 489.4 kB
  • After minification 485.7 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. Pre Con images are well optimized though.

JavaScript Optimization

-7%

Potential reduce by 743 B

  • Original 10.9 kB
  • After minification 10.9 kB
  • After compression 10.2 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. This website has mostly compressed JavaScripts.

CSS Optimization

-1%

Potential reduce by 1.2 kB

  • Original 140.6 kB
  • After minification 140.1 kB
  • After compression 139.3 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. Pre-con.eu has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 18 (60%)

Requests Now

30

After Optimization

12

  • Images
  • JavaScript
  • CSS

The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pre Con. 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 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

653 ms

style.min.css

style.min.css

187 ms

icons.css

icons.css

203 ms

style.css

style.css

196 ms

wp_head.css

wp_head.css

195 ms

style.css

style.css

476 ms

custom.css

custom.css

193 ms

style.css

style.css

277 ms

font-635f31038b93e9874170514f5c9d3dbe.css

font-635f31038b93e9874170514f5c9d3dbe.css

289 ms

borlabs-cookie_1_en.css

borlabs-cookie_1_en.css

283 ms

dashicons.min.css

dashicons.min.css

383 ms

jquery.js

jquery.js

382 ms

es6-promise.auto.min.js

es6-promise.auto.min.js

368 ms

recaptcha.js

recaptcha.js

378 ms

et-divi-customizer-global-16642729849794.min.css

et-divi-customizer-global-16642729849794.min.css

374 ms

effect.min.js

effect.min.js

388 ms

custom.unified.js

custom.unified.js

1124 ms

common.js

common.js

1118 ms

wp_footer.js

wp_footer.js

1116 ms

wp-embed.min.js

wp-embed.min.js

1118 ms

borlabs-cookie.min.js

borlabs-cookie.min.js

1118 ms

widget_square_180_de_1.png

widget_square_180_de_1.png

1055 ms

precon-security1-negativ.png

precon-security1-negativ.png

1866 ms

Precon-Security-Startseite.jpg

Precon-Security-Startseite.jpg

2501 ms

Icons_Homepage_Precon_Security_2018_Dunkelgrau_0_3.png

Icons_Homepage_Precon_Security_2018_Dunkelgrau_0_3.png

2336 ms

Icons_Homepage_Precon_Security_2020_Dunkelgrau_03_Objektschutz.png

Icons_Homepage_Precon_Security_2020_Dunkelgrau_03_Objektschutz.png

2487 ms

Icons_Homepage_Precon_Security_2020_Dunkelgrau_01_Empfangsdienst.png

Icons_Homepage_Precon_Security_2020_Dunkelgrau_01_Empfangsdienst.png

2475 ms

Icons_Homepage_Precon_Security_2020_Dunkelgrau_02_Eventschutz.png

Icons_Homepage_Precon_Security_2020_Dunkelgrau_02_Eventschutz.png

2474 ms

Fotolia_183488359_XL-1.jpg

Fotolia_183488359_XL-1.jpg

2883 ms

Icons_Homepage_Precon_Security_2018_Weiss_0_1.png

Icons_Homepage_Precon_Security_2018_Weiss_0_1.png

2487 ms

S6uyw4BMUTPHjx4wWA.woff

S6uyw4BMUTPHjx4wWA.woff

814 ms

S6uyw4BMUTPHjxAwWA.woff

S6uyw4BMUTPHjxAwWA.woff

811 ms

S6u9w4BMUTPHh6UVSwiPHw.woff

S6u9w4BMUTPHh6UVSwiPHw.woff

811 ms

S6u9w4BMUTPHh6UVSwaPHw.woff

S6u9w4BMUTPHh6UVSwaPHw.woff

802 ms

LDI2apCSOBg7S-QT7pasEfOreeE.woff

LDI2apCSOBg7S-QT7pasEfOreeE.woff

801 ms

LDI2apCSOBg7S-QT7pasEfOqeeE.woff

LDI2apCSOBg7S-QT7pasEfOqeeE.woff

1603 ms

LDI2apCSOBg7S-QT7pasEfOleeE.woff

LDI2apCSOBg7S-QT7pasEfOleeE.woff

1604 ms

LDIxapCSOBg7S-QT7p4HM-A.woff

LDIxapCSOBg7S-QT7p4HM-A.woff

1604 ms

LDIxapCSOBg7S-QT7p4GM-A.woff

LDIxapCSOBg7S-QT7p4GM-A.woff

2061 ms

LDIxapCSOBg7S-QT7p4JM-A.woff

LDIxapCSOBg7S-QT7p4JM-A.woff

1603 ms

LDI2apCSOBg7S-QT7pb0EPOreeE.woff

LDI2apCSOBg7S-QT7pb0EPOreeE.woff

1599 ms

LDI2apCSOBg7S-QT7pb0EPOqeeE.woff

LDI2apCSOBg7S-QT7pb0EPOqeeE.woff

2050 ms

LDI2apCSOBg7S-QT7pb0EPOleeE.woff

LDI2apCSOBg7S-QT7pb0EPOleeE.woff

1609 ms

LDI2apCSOBg7S-QT7pbYF_OreeE.woff

LDI2apCSOBg7S-QT7pbYF_OreeE.woff

1605 ms

LDI2apCSOBg7S-QT7pbYF_OqeeE.woff

LDI2apCSOBg7S-QT7pbYF_OqeeE.woff

2050 ms

LDI2apCSOBg7S-QT7pbYF_OleeE.woff

LDI2apCSOBg7S-QT7pbYF_OleeE.woff

1606 ms

LDI2apCSOBg7S-QT7pa8FvOreeE.woff

LDI2apCSOBg7S-QT7pa8FvOreeE.woff

2049 ms

LDI2apCSOBg7S-QT7pa8FvOqeeE.woff

LDI2apCSOBg7S-QT7pa8FvOqeeE.woff

2065 ms

LDI2apCSOBg7S-QT7pa8FvOleeE.woff

LDI2apCSOBg7S-QT7pa8FvOleeE.woff

2048 ms

modules.ttf

modules.ttf

2426 ms

borlabs-cookie-icon-black.svg

borlabs-cookie-icon-black.svg

631 ms

Socicon.ttf

Socicon.ttf

400 ms

Accessibility Review

pre-con.eu accessibility score

87

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

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

pre-con.eu best practices score

75

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

pre-con.eu SEO score

99

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

    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-con.eu 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-con.eu 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-con.eu

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