Tools & Wizards About Us
nacht-der-technik.de screenshot

Report Summary

  • 31

    Performance

    Renders faster than
    51% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 40% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

nacht-der-technik.de

Technik sehen, verstehen, erleben | Nacht der Technik

Page Load Speed

4.9 sec in total

First Response

1.3 sec

Resources Loaded

3.4 sec

Page Rendered

209 ms

nacht-der-technik.de screenshot

About Website

Click here to check amazing Nacht Der Technik content for Germany. Otherwise, check out these important facts you probably never knew about nacht-der-technik.de

Nacht der Technik. Die Technikveranstaltungsreihe im Rheinland. Initiiert von den Kölner Bezirksvereinen von VDI und VDE.

Visit nacht-der-technik.de

Key Findings

We analyzed Nacht-der-technik.de page load time and found that the first response time was 1.3 sec and then it took 3.6 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

nacht-der-technik.de performance score

31

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.4 s

0/100

10%

LCP (Largest Contentful Paint)

Value21.5 s

0/100

25%

SI (Speed Index)

Value13.8 s

1/100

10%

TBT (Total Blocking Time)

Value80 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.688

7/100

15%

TTI (Time to Interactive)

Value19.0 s

3/100

10%

Network Requests Diagram

nacht-der-technik.de

1266 ms

bootstrap.min.css

559 ms

style.css

374 ms

slick.css

282 ms

foobox.free.min.css

279 ms

Our browser made a total of 58 requests to load all elements on the main page. We found that all of those requests were addressed to Nacht-der-technik.de and no external sources were called. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Nacht-der-technik.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.7 MB (24%)

Content Size

7.2 MB

After Optimization

5.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Nacht-der-technik.de main page is 7.2 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. 50% of websites need less resources to load. Images take 5.4 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 104.5 kB

  • Original 120.0 kB
  • After minification 118.0 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 104.5 kB or 87% of the original size.

Image Optimization

-6%

Potential reduce by 307.3 kB

  • Original 5.4 MB
  • After minification 5.1 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. Nacht Der Technik images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 491.8 kB

  • Original 709.4 kB
  • After minification 703.7 kB
  • After compression 217.6 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 491.8 kB or 69% of the original size.

CSS Optimization

-88%

Potential reduce by 828.8 kB

  • Original 942.0 kB
  • After minification 937.3 kB
  • After compression 113.2 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. Nacht-der-technik.de needs all CSS files to be minified and compressed as it can save up to 828.8 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 33 (63%)

Requests Now

52

After Optimization

19

  • Images
  • JavaScript
  • CSS

The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nacht Der 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 22 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

nacht-der-technik.de

nacht-der-technik.de

1266 ms

bootstrap.min.css

bootstrap.min.css

559 ms

style.css

style.css

374 ms

slick.css

slick.css

282 ms

foobox.free.min.css

foobox.free.min.css

279 ms

borlabs-cookie_1_de.css

borlabs-cookie_1_de.css

375 ms

elementor-icons.min.css

elementor-icons.min.css

377 ms

frontend.min.css

frontend.min.css

565 ms

swiper.min.css

swiper.min.css

371 ms

post-38.css

post-38.css

376 ms

frontend.min.css

frontend.min.css

651 ms

global.css

global.css

481 ms

post-36.css

post-36.css

482 ms

mailin-front.css

mailin-front.css

483 ms

jquery.min.js

jquery.min.js

561 ms

jquery-migrate.min.js

jquery-migrate.min.js

560 ms

foobox.free.min.js

foobox.free.min.js

677 ms

mailin-front.js

mailin-front.js

563 ms

jquery-latest.min.js

jquery-latest.min.js

744 ms

slick.min.js

slick.min.js

676 ms

bootstrap.min.js

bootstrap.min.js

764 ms

nacht-der-technik.js

nacht-der-technik.js

690 ms

borlabs-cookie.min.js

borlabs-cookie.min.js

561 ms

webpack-pro.runtime.min.js

webpack-pro.runtime.min.js

583 ms

webpack.runtime.min.js

webpack.runtime.min.js

582 ms

frontend-modules.min.js

frontend-modules.min.js

587 ms

wp-polyfill-inert.min.js

wp-polyfill-inert.min.js

653 ms

regenerator-runtime.min.js

regenerator-runtime.min.js

653 ms

wp-polyfill.min.js

wp-polyfill.min.js

657 ms

hooks.min.js

hooks.min.js

657 ms

i18n.min.js

i18n.min.js

660 ms

frontend.min.js

frontend.min.js

662 ms

waypoints.min.js

waypoints.min.js

744 ms

core.min.js

core.min.js

746 ms

frontend.min.js

frontend.min.js

748 ms

elements-handlers.min.js

elements-handlers.min.js

749 ms

Logo_Ndt-neutral_web-2.svg

Logo_Ndt-neutral_web-2.svg

289 ms

1.png

1.png

440 ms

4.png

4.png

337 ms

2.png

2.png

520 ms

6.png

6.png

440 ms

3.png

3.png

438 ms

5.png

5.png

533 ms

bg-border-top.png

bg-border-top.png

430 ms

bg-border-bottom.png

bg-border-bottom.png

523 ms

VDI_LOGO_RGB-300x187.png

VDI_LOGO_RGB-300x187.png

532 ms

VDE-300x75.jpg

VDE-300x75.jpg

532 ms

1.png

1.png

535 ms

5.png

5.png

615 ms

3.png

3.png

619 ms

6.png

6.png

637 ms

2.png

2.png

638 ms

4.png

4.png

638 ms

pt-sans-v11-latin-regular.woff

pt-sans-v11-latin-regular.woff

585 ms

pt-sans-v11-latin-700.woff

pt-sans-v11-latin-700.woff

661 ms

pt-sans-narrow-v11-latin-700.woff

pt-sans-narrow-v11-latin-700.woff

671 ms

pt-sans-narrow-v11-latin-regular.woff

pt-sans-narrow-v11-latin-regular.woff

673 ms

NachtDerTechnik.ttf

NachtDerTechnik.ttf

655 ms

Accessibility Review

nacht-der-technik.de accessibility score

74

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

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

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

Image elements do not have [alt] attributes

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

nacht-der-technik.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

nacht-der-technik.de SEO score

93

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

Image elements do not have [alt] attributes

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nacht-der-technik.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 Nacht-der-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

nacht-der-technik.de

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