2.7 sec in total
394 ms
2 sec
309 ms
Visit wisotop.de now to see the best up-to-date Wisotop content for Germany and also check out these interesting facts you probably never knew about wisotop.de
Farbmanagement / Farbraum-Transformationen – Material zur Vorlesung mit Extras von der Evolution des Farbsehens über die Farbforschung bis zum Color Management.
Visit wisotop.deWe analyzed Wisotop.de page load time and found that the first response time was 394 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
wisotop.de performance score
name
value
score
weighting
Value1.3 s
98/100
10%
Value1.5 s
100/100
25%
Value2.0 s
99/100
10%
Value0 ms
100/100
30%
Value0.002
100/100
15%
Value2.1 s
99/100
10%
394 ms
371 ms
227 ms
4 ms
348 ms
Our browser made a total of 66 requests to load all elements on the main page. We found that 20% of them (13 requests) were addressed to the original Wisotop.de, 17% (11 requests) were made to Apis.google.com and 9% (6 requests) were made to C.betrad.com. The less responsive or slowest element that took the longest time to load (572 ms) belongs to the original domain Wisotop.de.
Page size can be reduced by 329.8 kB (50%)
664.9 kB
335.1 kB
In fact, the total size of Wisotop.de main page is 664.9 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. 55% of websites need less resources to load. Javascripts take 471.2 kB which makes up the majority of the site volume.
Potential reduce by 17.1 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 17.1 kB or 70% of the original size.
Potential reduce by 7.9 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. Wisotop images are well optimized though.
Potential reduce by 301.5 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 301.5 kB or 64% of the original size.
Potential reduce by 3.3 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. Wisotop.de needs all CSS files to be minified and compressed as it can save up to 3.3 kB or 73% of the original size.
Number of requests can be reduced by 38 (61%)
62
24
The browser has sent 62 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Wisotop. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and as a result speed up the page load time.
wisotop.de
394 ms
www.wisotop.de
371 ms
farbe-style.css
227 ms
show_ads.js
4 ms
jquery.js
348 ms
jquery-ui-1.8.21.custom.min.js
222 ms
analytics.js
13 ms
zrt_lookup.html
48 ms
show_ads_impl.js
48 ms
farbband.jpg
461 ms
Robin-Hood-Farbfilm.jpg
460 ms
amoebe.png
242 ms
farbe-antike-neuzeit.jpg
243 ms
lichtwellen.jpg
239 ms
farbkasten.jpg
460 ms
pixelraster-ausschnitt.png
463 ms
farbmessgeraet.jpg
572 ms
collect
20 ms
88x31.png
251 ms
ads
364 ms
osd.js
50 ms
platform.js
77 ms
cb=gapi.loaded_0
8 ms
cb=gapi.loaded_1
24 ms
person
86 ms
postmessageRelay
35 ms
3193398744-postmessagerelay.js
34 ms
rpc:shindig_random.js
39 ms
rs=AGLTcCMJEpsRJmRqZA8BSv2NVjHNNDXQ0g
8 ms
rs=AGLTcCOJ4AMNA1EZSgGPzZnainRbXAPPWA
39 ms
rs=AGLTcCPUIllx4g4jzFdaZKCoogO_0PvvhQ
80 ms
photo.jpg
228 ms
gplus-dd4b38-20.png
21 ms
cb=gapi.loaded_0
51 ms
rs=AGLTcCPUIllx4g4jzFdaZKCoogO_0PvvhQ
31 ms
112 ms
adj
88 ms
beacon
80 ms
rs=AGLTcCPUIllx4g4jzFdaZKCoogO_0PvvhQ
22 ms
click%253Fd%253DAPEucNV5v7v-RScgW1Qh9i362rngHG_0l0iBnGoCYbDtwOAOzb2Pr8djQH765DuLNipEUa1Wd9jUfJTX2l2rk0KCsOzuLpKQdA%2526r1%253D;ord=1458281648;dc_lat=;dc_rdid=;tag_for_child_directed_treatment=
52 ms
verify_selector.js
137 ms
blank.gif
146 ms
beacon.js
43 ms
html_inpage_rendering_lib_200_120.js
31 ms
FiveSenses_300-staticBU.jpg
19 ms
dc_oe=ChMIwZalvcrJywIVSgQ3Ch34vgDVEAAYACDMge4g;met=1;×tamp=1458281648910;eid1=9;ecn1=1;etm1=0;
17 ms
lidar.js
4 ms
verifyr.js
27 ms
0
89 ms
bg.png
30 ms
surly.js
31 ms
adchoices.en.png
69 ms
ba.html
16 ms
pixel
24 ms
4.gif
35 ms
sbhK2lTE.js
53 ms
4311.js
32 ms
pixel
45 ms
pixel
88 ms
cTrvNaRi.html
10 ms
Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js
3 ms
setuid
59 ms
sd
8 ms
box_19_top-right.png
10 ms
collect
10 ms
ci.png
8 ms
wisotop.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.
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<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
Form elements do not have associated labels
Links do not have a discernible name
wisotop.de best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
wisotop.de 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
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Wisotop.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 Wisotop.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.
wisotop.de
Open Graph description is not detected on the main page of Wisotop. 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: