Kolpingstiftung-Rudolf-Geiselberger is the nonprofit organization in Germany founded in 1987.
According to PR-model, kolpingstiftung.de is ranked 2,312,824th in multilingual Wikipedia, in particular this website is ranked 311,098th in German Wikipedia.
The website is placed before thefreedesign.com and after sabine-michalek.de in the BestRef global ranking of the most important sources of Wikipedia.