5.4 sec in total
527 ms
4.1 sec
769 ms
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Visit gerald-lembke.deWe analyzed Gerald-lembke.de page load time and found that the first response time was 527 ms and then it took 4.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
gerald-lembke.de performance score
name
value
score
weighting
Value4.1 s
21/100
10%
Value4.3 s
41/100
25%
Value6.0 s
46/100
10%
Value590 ms
50/100
30%
Value0
100/100
15%
Value8.7 s
36/100
10%
527 ms
103 ms
200 ms
443 ms
869 ms
Our browser made a total of 37 requests to load all elements on the main page. We found that 78% of them (29 requests) were addressed to the original Gerald-lembke.de, 8% (3 requests) were made to F.vimeocdn.com and 3% (1 request) were made to Google.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Gerald-lembke.de.
Page size can be reduced by 496.0 kB (28%)
1.8 MB
1.3 MB
In fact, the total size of Gerald-lembke.de main page is 1.8 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 1.1 MB which makes up the majority of the site volume.
Potential reduce by 81.8 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 81.8 kB or 71% of the original size.
Potential reduce by 4.4 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.
Potential reduce by 182.6 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 182.6 kB or 65% of the original size.
Potential reduce by 227.3 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 227.3 kB or 88% of the original size.
Number of requests can be reduced by 18 (51%)
35
17
The browser has sent 35 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 19 to 1 for JavaScripts and as a result speed up the page load time.
gerald-lembke.de
527 ms
bootstrap-grid.min.css
103 ms
slick.css
200 ms
mailin-front.js
443 ms
gerald-lembke.de
869 ms
regenerator-runtime.min.js
538 ms
wp-polyfill.min.js
637 ms
index.js
638 ms
top-10-tracker.min.js
537 ms
slick.min.js
533 ms
jquery.fancybox.min.js
727 ms
jquery.mmenu.all.js
836 ms
jquery.mmenu.fixedelements.js
636 ms
main.js
736 ms
api.js
86 ms
index.js
736 ms
scripts.js
737 ms
akismet-frontend.js
825 ms
lazyload.min.js
836 ms
CAK07039.jpg
943 ms
canvas-laptop.jpg
1324 ms
WDSy9G5kYXAAH0yK4AAAAAAFWJP5cAAA=
6 ms
gerald-lembke-logo.png
315 ms
wirtschafts-woche.png
102 ms
sat-1.png
101 ms
focus.png
119 ms
sueddeutsche-zeitung.png
201 ms
zdf.png
202 ms
COVER_KI_Marketing_3D-e1639495988385.png
355 ms
Cover_Digitale_Fitness_3D_Gros.png
410 ms
Cover_Luge_der_Digitalen_Bildung.png
354 ms
657993011
295 ms
player.js
230 ms
player.css
131 ms
vuid.min.js
114 ms
1328379237-5124094c17cc7c3b0efdc6a51b0d97cdff4db898172402e3f19118bee1c4b456-d
667 ms
nr-spa-1216.min.js
17 ms
gerald-lembke.de accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
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
No form fields have multiple labels
<frame> or <iframe> elements do not have a title
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
gerald-lembke.de best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
gerald-lembke.de SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Document uses legible font sizes
Tap targets are not sized appropriately
DE
DE
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.
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: