2 sec in total
306 ms
1.6 sec
117 ms
Click here to check amazing CTB content for Austria. Otherwise, check out these important facts you probably never knew about ctb.de
Software fürs Planen und Bauen. Digitale Gebäude-Modellierung, CAAD und AVA im Lebenszyklus-Management von Immobilien und im Building Information Modeling (BIM).
Visit ctb.deWe analyzed Ctb.de page load time and found that the first response time was 306 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.
ctb.de performance score
name
value
score
weighting
Value5.0 s
9/100
10%
Value6.1 s
12/100
25%
Value5.6 s
52/100
10%
Value0 ms
100/100
30%
Value0
100/100
15%
Value5.1 s
75/100
10%
306 ms
466 ms
202 ms
9 ms
212 ms
Our browser made a total of 11 requests to load all elements on the main page. We found that 82% of them (9 requests) were addressed to the original Ctb.de, 18% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (466 ms) belongs to the original domain Ctb.de.
Page size can be reduced by 63.1 kB (56%)
112.0 kB
49.0 kB
In fact, the total size of Ctb.de main page is 112.0 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. Only 10% of websites need less resources to load. Javascripts take 52.9 kB which makes up the majority of the site volume.
Potential reduce by 4.0 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 4.0 kB or 67% of the original size.
Potential reduce by 18.0 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. Obviously, CTB needs image optimization as it can save up to 18.0 kB or 42% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 32.0 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 32.0 kB or 60% of the original size.
Potential reduce by 9.1 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. Ctb.de needs all CSS files to be minified and compressed as it can save up to 9.1 kB or 85% of the original size.
We found no issues to fix!
9
9
The browser has sent 9 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CTB. According to our analytics all requests are already optimized.
ctb.de
306 ms
www.ctb.de
466 ms
ctb_wiki.css
202 ms
analytics.js
9 ms
index_04.png
212 ms
index_05.png
427 ms
index_061.png
204 ms
index_062.png
244 ms
index_063.png
368 ms
collect
18 ms
ctb_mobile.css
197 ms
ctb.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
ctb.de best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
ctb.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
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 Ctb.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 Ctb.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.
ctb.de
Open Graph description is not detected on the main page of CTB. 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: