The requested domain name is not configured for any web site: http://disti.partnermarketingfactory.ch/BPOS/Home.aspx?key=r4tQZLi0F7&lang=de-ch&distikey=cG0XZkxysS
If you're an administrator of this site, you need to go to Site Manager -> Sites and use the following domain name either in the Site properties or add a new domain alias: disti.partnermarketingfactory.ch