We check this website, now felix-burda-stiftung.de is up and dont blocked for our system and other users of the Internet.
So, answer to question: Is felix-burda-stiftung Down Right Now? - NO! felix-burda-stiftung is up!
If you have problem with access to site felix-burda-stiftung, and domain felix-burda-stiftung.de is not avalible.
Clear browser cache and/or try other web browser
(Chrome, Firefox or Safari).