Silly me, of course I forgot to do that too. Anyway, I sent a mail and will check if they send a reply now or if I get another bounce message.
Looks fishy though and I still think they changed something that’s causing this. Cheers and thanks, Sebastian > On 05 Apr 2016, at 15:00, Eric <ebr...@whitehorsetc.com> wrote: > > Did you try sending it from another account like hotmail? > > On 4/5/2016 1:40 AM, Sebastian Grewe wrote: >> dig mx audi-kiel.de <http://audi-kiel.de/>