[qmailtoaster] many failure notice - a failed spoof?

2014-08-25 Thread Jim Shupert
friends, I have one user [ MrBlue } who is a valid user on my domain of theppjgroup.com It seems MrBlue has been getting overloaded with failure notices.. I *Think that someone is sending mail spoofing MrBlue -- but they do not have the password -- so it fails and My ( actual ) MrBlue then

Re: [qmailtoaster] many failure notice - a failed spoof?

2014-08-25 Thread Sebastian Grewe
It looks more like an authenticated mail from your server from a hijacked account. Check you servers logs for indications what account has been sending a lot of mails lately and change that accounts password. Sent from my iPhone On 25 Aug 2014, at 17:27, Jim Shupert jshup...@pps-inc.com

[qmailtoaster] Re: many failure notice - a failed spoof?

2014-08-25 Thread Eric Shubert
This looks like backscatter to me. Do you have an SPF (DNS TXT) record defined for that domain? That should help to eliminate backscatter. -- -Eric 'shubes' On 08/25/2014 08:27 AM, Jim Shupert wrote: friends, I have one user [ MrBlue } who is a valid user on my domain of theppjgroup.com It