Tools & Wizards About Us
gerald-lembke.de screenshot

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

gerald-lembke.de

Gerald Lembke – Vorträge Coaching Digitale Transformation Keynote Speaker Vortragsredner Vortragsredner, Coach, Berater, Keynote Speaker Digitale Tran...

Page Load Speed

2.8 sec in total

First Response

309 ms

Resources Loaded

2.1 sec

Page Rendered

378 ms

gerald-lembke.de screenshot

About Website

Click here to check amazing Gerald Lembke content. Otherwise, check out these important facts you probably never knew about gerald-lembke.de

Buchen Sie den Vortragsredner, Keynote Speaker, Coach und Berater für Unternehmensveranstaltungen und Projekte zur digitalen Transformation.

Visit gerald-lembke.de

Key Findings

We analyzed Gerald-lembke.de page load time and found that the first response time was 309 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

gerald-lembke.de performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.4 s

0/100

10%

LCP (Largest Contentful Paint)

Value9.4 s

1/100

25%

SI (Speed Index)

Value10.4 s

8/100

10%

TBT (Total Blocking Time)

Value5,470 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value37.6 s

0/100

10%

Network Requests Diagram

gerald-lembke.de

309 ms

gerald-lembke.de

502 ms

jquery.min.js

195 ms

jquery-migrate.min.js

384 ms

js

71 ms

Our browser made a total of 59 requests to load all elements on the main page. We found that 71% of them (42 requests) were addressed to the original Gerald-lembke.de, 7% (4 requests) were made to Fonts.gstatic.com and 5% (3 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Gerald-lembke.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 950.3 kB (38%)

Content Size

2.5 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Gerald-lembke.de main page is 2.5 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. 45% of websites need less resources to load. Javascripts take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 59.5 kB

  • Original 75.2 kB
  • After minification 68.9 kB
  • After compression 15.7 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 59.5 kB or 79% of the original size.

Image Optimization

-5%

Potential reduce by 46.5 kB

  • Original 1.0 MB
  • After minification 958.5 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. Gerald Lembke images are well optimized though.

JavaScript Optimization

-52%

Potential reduce by 521.2 kB

  • Original 1.0 MB
  • After minification 1.0 MB
  • After compression 487.2 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 521.2 kB or 52% of the original size.

CSS Optimization

-84%

Potential reduce by 323.0 kB

  • Original 382.3 kB
  • After minification 382.0 kB
  • After compression 59.3 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. Gerald-lembke.de needs all CSS files to be minified and compressed as it can save up to 323.0 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 35 (69%)

Requests Now

51

After Optimization

16

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Gerald Lembke. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 27 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

gerald-lembke.de

gerald-lembke.de

309 ms

gerald-lembke.de

gerald-lembke.de

502 ms

jquery.min.js

jquery.min.js

195 ms

jquery-migrate.min.js

jquery-migrate.min.js

384 ms

js

js

71 ms

mailin-front.js

mailin-front.js

288 ms

gerald-lembke.de

gerald-lembke.de

857 ms

styles.css

styles.css

419 ms

jquery.fancybox.min.css

jquery.fancybox.min.css

301 ms

all.min.css

all.min.css

496 ms

jquery.mmenu.all.css

jquery.mmenu.all.css

578 ms

jquery.mmenu.effects.css

jquery.mmenu.effects.css

465 ms

style.min.css

style.min.css

683 ms

mailin-front.css

mailin-front.css

498 ms

style.css

style.css

546 ms

styles.css

styles.css

598 ms

top-10-tracker.min.js

top-10-tracker.min.js

599 ms

slick.min.js

slick.min.js

716 ms

jquery.fancybox.min.js

jquery.fancybox.min.js

769 ms

jquery.mmenu.all.js

jquery.mmenu.all.js

779 ms

jquery.mmenu.fixedelements.js

jquery.mmenu.fixedelements.js

707 ms

main.js

main.js

774 ms

api.js

api.js

42 ms

wp-polyfill-inert.min.js

wp-polyfill-inert.min.js

785 ms

regenerator-runtime.min.js

regenerator-runtime.min.js

845 ms

wp-polyfill.min.js

wp-polyfill.min.js

867 ms

index.js

index.js

867 ms

scripts.js

scripts.js

875 ms

index.js

index.js

880 ms

index.js

index.js

910 ms

lazyload.min.js

lazyload.min.js

949 ms

chatWidgetBundle.js

chatWidgetBundle.js

1062 ms

webfont.js

webfont.js

79 ms

js

js

49 ms

css

css

67 ms

gerald-lembke-logo.png

gerald-lembke-logo.png

618 ms

analytics.js

analytics.js

5 ms

collect

collect

33 ms

insight.min.js

insight.min.js

38 ms

CAK07039.jpg

CAK07039.jpg

515 ms

canvas-laptop.jpg

canvas-laptop.jpg

677 ms

u-440qyriQwlOrhSvowK_l5-fCZJdeX3rg.ttf

u-440qyriQwlOrhSvowK_l5-fCZJdeX3rg.ttf

24 ms

u-4n0qyriQwlOrhSvowK_l52xwNZWMf_hPvhPQ.ttf

u-4n0qyriQwlOrhSvowK_l52xwNZWMf_hPvhPQ.ttf

32 ms

6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7gujVj9w.ttf

6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7gujVj9w.ttf

37 ms

6xKydSBYKcSV-LCoeQqfX1RYOo3ig4vwlxdr3cOWxw.ttf

6xKydSBYKcSV-LCoeQqfX1RYOo3ig4vwlxdr3cOWxw.ttf

41 ms

gtm.js

gtm.js

41 ms

optinly.js

optinly.js

76 ms

fa-brands-400.woff

fa-brands-400.woff

491 ms

insight_tag_errors.gif

insight_tag_errors.gif

166 ms

recaptcha__en.js

recaptcha__en.js

21 ms

wirtschafts-woche.png

wirtschafts-woche.png

97 ms

sat-1.png

sat-1.png

193 ms

focus.png

focus.png

208 ms

sueddeutsche-zeitung.png

sueddeutsche-zeitung.png

206 ms

zdf.png

zdf.png

211 ms

COVER_KI_Marketing_3D-e1639495988385.png

COVER_KI_Marketing_3D-e1639495988385.png

345 ms

Cover_Digitale_Fitness_3D_Gros.png

Cover_Digitale_Fitness_3D_Gros.png

289 ms

Cover_Luge_der_Digitalen_Bildung.png

Cover_Luge_der_Digitalen_Bildung.png

303 ms

657993011

657993011

174 ms

Accessibility Review

gerald-lembke.de accessibility score

82

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

Buttons do not have an accessible name

Low

No form fields have multiple labels

High

<frame> or <iframe> elements do not have a title

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

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

gerald-lembke.de 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

gerald-lembke.de SEO score

91

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

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

    DE

  • Language Claimed

    DE

  • Encoding

    UTF-8

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

gerald-lembke.de

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