Problematic Email address found!

There is a problem with the email address supplied by our member.
He or she gave us schnabl@sofo.uni-stuttgart.de
but on 2004-11-03 21:09:47 our mailserver got an error 550: User unknown (in reply to RCPT.
If you see what is wrong, please send me a note with the form below.
Thanks,
Werner (Chaos-Group-Postmaster)

Just checking: What year is now?
(4 digits)
Your name: (required)
Street: (optional)
City: (optional)
Telephone: (optional)
Fax: (optional)
EMail: (required)
Subject:
Your message:

send a copy to me

CGI programming © 1998-2012 by Werner Eberl, IP-Service