5.9 sec in total
1.1 sec
4.6 sec
284 ms
Welcome to co2ol.de homepage info - get ready to check Co 2 Ol best content right away, or after learning these important things about co2ol.de
We initiate, finance, create and manage robust nature-based climate projects and integrate them into sustainability strategies with our clients to achieve their Net Zero Carbon targets.
Visit co2ol.deWe analyzed Co2ol.de page load time and found that the first response time was 1.1 sec and then it took 4.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
co2ol.de performance score
name
value
score
weighting
Value5.5 s
6/100
10%
Value13.7 s
0/100
25%
Value15.5 s
0/100
10%
Value1,860 ms
9/100
30%
Value0.054
98/100
15%
Value15.0 s
8/100
10%
1056 ms
718 ms
101 ms
303 ms
601 ms
Our browser made a total of 34 requests to load all elements on the main page. We found that 91% of them (31 requests) were addressed to the original Co2ol.de, 6% (2 requests) were made to Google-analytics.com and 3% (1 request) were made to Dnn506yrbagrg.cloudfront.net. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain Co2ol.de.
Page size can be reduced by 192.9 kB (32%)
610.8 kB
417.9 kB
In fact, the total size of Co2ol.de main page is 610.8 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. 20% of websites need less resources to load. Images take 370.3 kB which makes up the majority of the site volume.
Potential reduce by 11.2 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 2.5 kB, which is 17% 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 11.2 kB or 75% of the original size.
Potential reduce by 23.7 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. Co 2 Ol images are well optimized though.
Potential reduce by 106.7 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 106.7 kB or 64% of the original size.
Potential reduce by 51.3 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. Co2ol.de needs all CSS files to be minified and compressed as it can save up to 51.3 kB or 87% of the original size.
Number of requests can be reduced by 14 (44%)
32
18
The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Co 2 Ol. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
co2ol.de
1056 ms
www.co2ol.de
718 ms
stylesheet_478c47df88.css
101 ms
tx_stco2olmap.css
303 ms
jquery-1.6.4.min.js
601 ms
jquery.markerTooltip.js
1309 ms
javascript_93077bb238.js
1313 ms
default.css
203 ms
default_cool.css
2317 ms
swfobject.js
400 ms
cool.js
401 ms
co2ol_background.jpg
511 ms
hg_horizontal.gif
103 ms
head_cool.jpg
297 ms
head_transparent.gif
103 ms
header_produktnavi.jpg
99 ms
produktnavigation_button.gif
104 ms
unternehmen.jpg
200 ms
events_meetings.jpg
203 ms
sport.jpg
204 ms
messebau.jpg
205 ms
hotels_gaststaetten.jpg
298 ms
privatkunden.jpg
303 ms
logo_fofi.gif
304 ms
cd5f5faa5a.png
405 ms
print.gif
393 ms
de.gif
394 ms
en.gif
402 ms
c8cbc4c2ff.jpg
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projekte_teaser.jpg
483 ms
services_teaser.jpg
484 ms
analytics.js
7 ms
8978.js
30 ms
collect
20 ms
co2ol.de 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
button, link, and menuitem elements do not have accessible names.
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
Heading elements are not in a sequentially-descending order
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
co2ol.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
co2ol.de SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Image elements do not have [alt] attributes
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
Tap targets are not sized appropriately
EN
EN
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Co2ol.de can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Co2ol.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.
co2ol.de
Open Graph description is not detected on the main page of Co 2 Ol. 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: