3.7 sec in total
408 ms
2.6 sec
669 ms
Visit colibri-berlin.de now to see the best up-to-date Colibri Berlin content and also check out these interesting facts you probably never knew about colibri-berlin.de
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Visit colibri-berlin.deWe analyzed Colibri-berlin.de page load time and found that the first response time was 408 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
colibri-berlin.de performance score
name
value
score
weighting
Value3.8 s
26/100
10%
Value5.0 s
26/100
25%
Value5.0 s
63/100
10%
Value220 ms
87/100
30%
Value0.179
67/100
15%
Value5.8 s
66/100
10%
408 ms
869 ms
84 ms
31 ms
220 ms
Our browser made a total of 47 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Colibri-berlin.de, 68% (32 requests) were made to Colibri-travel.de and 13% (6 requests) were made to Its-your-trip.com. The less responsive or slowest element that took the longest time to load (1.3 sec) relates to the external source Its-your-trip.com.
Page size can be reduced by 303.1 kB (15%)
2.1 MB
1.8 MB
In fact, the total size of Colibri-berlin.de main page is 2.1 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. 40% of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.
Potential reduce by 100.4 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. This page needs HTML code to be minified as it can gain 41.8 kB, which is 36% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 100.4 kB or 87% of the original size.
Potential reduce by 115.0 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. Colibri Berlin images are well optimized though.
Potential reduce by 87.0 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 87.0 kB or 45% of the original size.
Potential reduce by 661 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. Colibri-berlin.de has all CSS files already compressed.
Number of requests can be reduced by 12 (29%)
42
30
The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Colibri Berlin. 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 from 6 to 1 for CSS and as a result speed up the page load time.
colibri-berlin.de
408 ms
www.colibri-travel.de
869 ms
gtm.js
84 ms
uc.js
31 ms
select2.css
220 ms
jquery.js
446 ms
bootstrap.min.css
457 ms
style.css
349 ms
flexslider.css
351 ms
reisefinder.css
352 ms
css
83 ms
jquery.min.js
504 ms
bootstrap.min.js
504 ms
jquery.flexslider-min.js
505 ms
configuration.js
539 ms
cc.js
119 ms
startSlider_1599584953_66cfdd200eed3375311f0d5d10ea1439.jpg
820 ms
startSlider_1599585683_b449cbfd480272edac357f75049a6752.jpg
827 ms
startSlider_1599585169_785d198d79d192693061507da8c89a77.PNG
1278 ms
logo.png
433 ms
RuV_1143_Stempel.png
486 ms
menu-icon.png
496 ms
tierreisen.jpg
503 ms
nordlichter.jpg
625 ms
naturreisen.jpg
624 ms
wale_and_delfine.jpg
517 ms
abenteuer.jpg
598 ms
polarreisen.jpg
607 ms
wildnisreisen.jpg
614 ms
vogelreisen.jpg
629 ms
big_five.jpg
709 ms
j0o9u0
168 ms
200_1598436586_1aabd529c04cbc22d9a976bdb49f6610.jpg
582 ms
200_1599048109_a60e946669e076866f5a0d2d1aee7c15.JPG
582 ms
200_1598450569_fde1fbcb7998eddec5cd30b8e5568256.jpg
584 ms
map.png
888 ms
IYT_Bestpreis_60-white.png
676 ms
IYT_Notfallservice_60-white.png
685 ms
IYT_Sicherheitspaket_60-white.png
686 ms
facebook_icon.png
689 ms
trip_logo.png
771 ms
bc-v4.min.html
29 ms
first_page_img_1.jpg
656 ms
first_page_img_2.jpg
660 ms
WnznHAc5bAfYB2QRah7pcpNvOx-pjfJ9eIWpZA.ttf
23 ms
glyphicons-halflings-regular.woff
417 ms
jquery.js
117 ms
colibri-berlin.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
[id] attributes on active, focusable elements are not unique
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
Form elements do not have associated labels
Links do not have a discernible name
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
colibri-berlin.de 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
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
colibri-berlin.de SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
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 Colibri-berlin.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 Colibri-berlin.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.
colibri-berlin.de
Open Graph description is not detected on the main page of Colibri Berlin. 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: