Sorry about that, it's actually something at the mailing list server that does this ....: it not only adds X-FidoGuard-... headers, but also munges the Subject with some utf-8 token (which seems like a useless "encoding"). That software obviously has too many false-positives :-(
- [SPAM?] [OT?] please do not tag messages as spam Claus Assmann
- Re: [OT?] please do not tag messages as spam Claus Assmann
- Re: [OT?] please do not tag messages as spam Will Yardley