Wietersdorfer is the business in Austria founded in 1893.
According to PR-model, wietersdorfer.com is ranked 1,756,562nd in multilingual Wikipedia, in particular this website is ranked 275,393rd in German Wikipedia.
The website is placed before paginaglobal.blogspot.ru and after mwrc.ac.uk in the BestRef global ranking of the most important sources of Wikipedia.