2 sec in total
424 ms
1.4 sec
246 ms
Visit mathias-kettner.de now to see the best up-to-date Mathias Kettner content for Germany and also check out these interesting facts you probably never knew about mathias-kettner.de
Mathias Kettner führt ein Team von anerkannten Linux Experten, die Beratung, Linuxschulungen und Linux Projekte durchführen.
Visit mathias-kettner.deWe analyzed Mathias-kettner.de page load time and found that the first response time was 424 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.
mathias-kettner.de performance score
name
value
score
weighting
Value4.1 s
22/100
10%
Value4.6 s
36/100
25%
Value7.8 s
24/100
10%
Value580 ms
51/100
30%
Value0.002
100/100
15%
Value8.7 s
36/100
10%
424 ms
100 ms
192 ms
187 ms
281 ms
Our browser made a total of 55 requests to load all elements on the main page. We found that 95% of them (52 requests) were addressed to the original Mathias-kettner.de, 4% (2 requests) were made to Fonts.gstatic.com and 2% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (646 ms) belongs to the original domain Mathias-kettner.de.
Page size can be reduced by 54.5 kB (31%)
175.5 kB
121.0 kB
In fact, the total size of Mathias-kettner.de main page is 175.5 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. 20% of websites need less resources to load. Images take 121.0 kB which makes up the majority of the site volume.
Potential reduce by 18.4 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 18.4 kB or 83% of the original size.
Potential reduce by 8.1 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. Mathias Kettner images are well optimized though.
Potential reduce by 285 B
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 285 B or 65% of the original size.
Potential reduce by 27.7 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. Mathias-kettner.de needs all CSS files to be minified and compressed as it can save up to 27.7 kB or 87% of the original size.
Number of requests can be reduced by 26 (50%)
52
26
The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Mathias Kettner. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
mathias-kettner.de
424 ms
mathiaskettner.css
100 ms
mathiaskettner.js
192 ms
mathiaskettner_logo.gif
187 ms
kopf4.jpg
281 ms
headerstueck_ro.gif
189 ms
doppellinie.gif
196 ms
englishvisitors.gif
195 ms
menueschatten_li.gif
276 ms
menuebutton.gif
277 ms
menuebutton_high.gif
282 ms
menueschatten_re.gif
289 ms
headerstueck_ru.gif
290 ms
beratung.jpg
460 ms
schulung.jpg
368 ms
lbox_team-1.png
372 ms
lbox_partner.png
373 ms
lbox_team-2.png
382 ms
lbox_screencast.png
382 ms
ethan.png
461 ms
lbox_kunden.png
464 ms
LM_web_300px.jpg
465 ms
ecke_lu.jpg
475 ms
ecke_ru.jpg
476 ms
css
63 ms
background.jpg
398 ms
headerband.gif
400 ms
kante_li.jpg
403 ms
kante_re.jpg
405 ms
graubox_lo.gif
417 ms
graubox_ob.gif
418 ms
graubox_ro.gif
491 ms
graubox_li.gif
493 ms
ball.gif
497 ms
graubox_re.gif
498 ms
graubox_lu.gif
513 ms
graubox_un.gif
513 ms
graubox_ru.gif
585 ms
graybox_lo.gif
587 ms
BfQP1MR3mJNaumtWa4Tizg.ttf
61 ms
zR-6QGMCFX5j-6nbH_HpIQ.ttf
93 ms
graybox_ob.gif
570 ms
graybox_ro.gif
569 ms
graybox_li.gif
583 ms
graybox_re.gif
576 ms
graybox_lu.gif
646 ms
graybox_un.gif
567 ms
graybox_ru.gif
570 ms
kleinkal_ob.gif
569 ms
kleinkal_trenner.gif
584 ms
kleinkal_heblau.gif
577 ms
kleinkal_dugelb.gif
645 ms
kleinkal_hegelb.gif
567 ms
kleinkal_un.gif
567 ms
footerkante.gif
567 ms
mathias-kettner.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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Some elements have a [tabindex] value greater than 0
mathias-kettner.de best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
mathias-kettner.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
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Mathias-kettner.de can be misinterpreted by Google and other search engines. Our service has detected that English 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 Mathias-kettner.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.
mathias-kettner.de
Open Graph description is not detected on the main page of Mathias Kettner. 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: