1.7 sec in total
279 ms
1.2 sec
218 ms
Visit koffein.com now to see the best up-to-date Koffein content for Germany and also check out these interesting facts you probably never knew about koffein.com
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Visit koffein.comWe analyzed Koffein.com page load time and found that the first response time was 279 ms and then it took 1.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.
koffein.com performance score
name
value
score
weighting
Value1.4 s
97/100
10%
Value1.4 s
100/100
25%
Value4.5 s
73/100
10%
Value2,820 ms
3/100
30%
Value0.778
5/100
15%
Value9.6 s
29/100
10%
279 ms
24 ms
99 ms
176 ms
193 ms
Our browser made a total of 34 requests to load all elements on the main page. We found that 50% of them (17 requests) were addressed to the original Koffein.com, 12% (4 requests) were made to Pagead2.googlesyndication.com and 9% (3 requests) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (537 ms) belongs to the original domain Koffein.com.
Page size can be reduced by 41.5 kB (10%)
408.1 kB
366.6 kB
In fact, the total size of Koffein.com main page is 408.1 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. 45% of websites need less resources to load. Images take 277.1 kB which makes up the majority of the site volume.
Potential reduce by 6.9 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 6.9 kB or 67% of the original size.
Potential reduce by 158 B
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. Koffein images are well optimized though.
Potential reduce by 18.4 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 18.4 kB or 18% of the original size.
Potential reduce by 16.0 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. Koffein.com needs all CSS files to be minified and compressed as it can save up to 16.0 kB or 83% of the original size.
Number of requests can be reduced by 11 (34%)
32
21
The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Koffein. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.
koffein.com
279 ms
css
24 ms
style.css
99 ms
main.js
176 ms
cookieconsent.js
193 ms
adsbygoogle.js
28 ms
jquery.min.js
12 ms
navigation.js
249 ms
hintergrund.gif
107 ms
knopf.gif
106 ms
logo.gif
97 ms
informationen.jpg
431 ms
seta.gif
96 ms
wirkung.jpg
368 ms
koffeingehalt.jpg
395 ms
abhaengigkeit.jpg
483 ms
produkte.jpg
484 ms
tipps.jpg
495 ms
gesundheit.jpg
537 ms
ca-pub-8569491625895390.js
61 ms
zrt_lookup.html
65 ms
show_ads_impl.js
72 ms
cJZKeOuBrn4kERxqtaUH3aCWcynf_cDxXwCLxiixG1c.ttf
20 ms
ga.js
19 ms
__utm.gif
20 ms
plusone.js
98 ms
ads
225 ms
osd.js
13 ms
ads
195 ms
cb=gapi.loaded_0
5 ms
249 ms
pfd7r40r_728x90.jpg
77 ms
ca
59 ms
light-bottom.css
97 ms
koffein.com accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-*] attributes do not match their roles
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
<frame> or <iframe> elements do not have a title
koffein.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
koffein.com SEO score
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
DE
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Koffein.com 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 Koffein.com 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.
koffein.com
Open Graph description is not detected on the main page of Koffein. 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: