2.4 sec in total
243 ms
2 sec
155 ms
Welcome to colibu.de homepage info - get ready to check Colibu best content right away, or after learning these important things about colibu.de
Kinder singen gerne Kinderlieder. Doch wie war gleich die Melodie, wie ging der Text. Unser schön gestaltetes Kinderliederbuch für den Computer hilft Ihnen ihre Kinder beim singen zu unterstützen.
Visit colibu.deWe analyzed Colibu.de page load time and found that the first response time was 243 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
colibu.de performance score
name
value
score
weighting
Value2.8 s
56/100
10%
Value3.5 s
64/100
25%
Value3.5 s
88/100
10%
Value0 ms
100/100
30%
Value0
100/100
15%
Value2.8 s
97/100
10%
243 ms
268 ms
118 ms
7 ms
14 ms
Our browser made a total of 44 requests to load all elements on the main page. We found that 45% of them (20 requests) were addressed to the original Colibu.de, 20% (9 requests) were made to Pagead2.googlesyndication.com and 9% (4 requests) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (766 ms) relates to the external source Banners.webmasterplan.com.
Page size can be reduced by 30.2 kB (13%)
231.8 kB
201.6 kB
In fact, the total size of Colibu.de main page is 231.8 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. 40% of websites need less resources to load. Images take 138.1 kB which makes up the majority of the site volume.
Potential reduce by 15.1 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 15.1 kB or 75% of the original size.
Potential reduce by 8.2 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. Colibu images are well optimized though.
Potential reduce by 6.7 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. This website has mostly compressed JavaScripts.
Potential reduce by 77 B
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. Colibu.de needs all CSS files to be minified and compressed as it can save up to 77 B or 24% of the original size.
Number of requests can be reduced by 7 (18%)
38
31
The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Colibu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.
colibu.de
243 ms
www.colibu.de
268 ms
m.css
118 ms
adsbygoogle.js
7 ms
cookieconsent.latest.min.js
14 ms
track2.js
387 ms
p.gif
445 ms
be.gif
552 ms
ca-pub-1326986427030615.js
65 ms
zrt_lookup.html
62 ms
show_ads_impl.js
65 ms
branding.css
29 ms
view.asp
766 ms
bruederchen_komm_tanz_mit_mir.jpg
234 ms
weisst_du_wieviel_sternlein_stehen.jpg
246 ms
es_tanzt_ein_bi-ba_butzemann.jpg
425 ms
gruen_ja_gruen_sind_alle_meine_kleider.jpg
643 ms
hopp_hopp_hopp.jpg
668 ms
laterne_laterne.jpg
304 ms
haensel_und_gretel.jpg
423 ms
schlaf_kindchen_schlaf.jpg
423 ms
haeschen_in_der_grube.jpg
528 ms
kunst-fuer-kinder.gif
528 ms
mb.gif
527 ms
b1.gif
527 ms
b.gif
607 ms
poweredby_FFFFFF.gif
41 ms
branding.css
174 ms
ads
156 ms
osd.js
50 ms
ads
189 ms
show-facebook.gif
375 ms
plusone-h20.png
367 ms
abg.js
5 ms
m_js_controller.js
22 ms
namenslieder-201108-728-90-ml.jpg
648 ms
imgad
52 ms
s
27 ms
googlelogo_color_112x36dp.png
16 ms
nessie_icon_tiamat_white.png
10 ms
x_button_blue2.png
24 ms
fBnyGA8Aionz5086-mElmoOSPUuyQ1M9Un647_EjucU.js
4 ms
120x100.jpg
383 ms
namenslieder-201108-728-90-ml.jpg
284 ms
colibu.de accessibility score
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
Image elements do not have [alt] attributes
Links do not have a discernible name
colibu.de best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
colibu.de SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
DE
DE
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Colibu.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 Colibu.de main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
colibu.de
Open Graph description is not detected on the main page of Colibu. 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: