Hi , My domains spf record below. v=spf1 a:abc.com ip4:12.12.12.12/29 a:abc123.com ip4:13.13.13.13 a:xxxx.comip4:192.168.1.13 a: xyz.net ip4:192.168.1.23 mx ~all
Note: Here abc.com and ip4: 12.12.12.12/29 is our third party domain and ip and we are using online tool to receive emails from this domain same abc123.com and ip xxx.com and ip 192.168.1.13 is our another smtp server. we are using this server for only outgoing email. xyz.net and ip 192.168.1.23 is my mail server and which we are getting this message from server. Please let me know my spf record is correct or do i need to change anything. I want to solve this issue. Please adivce to create my domains spf record. On Fri, Sep 13, 2013 at 9:26 AM, Eric Shubert <[email protected]> wrote: > On 09/12/2013 05:35 AM, Dan McAllister wrote: > >> Actually, I usually see this when the "catchall" setting is set to an >> address that doesn't exist, or forwards to an address that doesn't exist. >> This also happens when, as Eric was alluding to, the "failure" is >> actually fake -- the message it's complaining about wasn't your message >> to begin with (thus, backscatter). >> >> My solution is a simple one... I stop playing so nicely because I'm >> tired of being taken advantage of... that is, I set all of my domains >> catchall setting to DELETED. Now, if you send mail to [email protected] >> instead of [email protected]... you won't know you screwed up... my mail >> server will accept the mis-addressed mail and delete it. >> >> The reduction in SPAM when I did that was measurable! Specifically >> because people could no longer "mine" my mailserver for email addresses. >> They're all accepted, so "miners" quit trying -- everything they try >> appears to succeed, so they don't have a clue which ones actually get >> delivered. >> >> An alternative (if you're worried about valid mis-directed mail) is to >> setup a special catchall account -- but be prepared to get a lot of mail >> in there! >> >> I hope this helps >> >> Dan McAllister >> > > I agree with Dan that bouncing misaddressed email is a bad idea, to keep > miners at bay. > > I do choose to use a catchall account account. I hardly get any messages > there at all, mostly misaddressed emails (eg DAM@). I can imagine that > some domains might get a lot of spam though. > > -- > -Eric 'shubes' > > > > ------------------------------**------------------------------**--------- > To unsubscribe, e-mail: > qmailtoaster-list-unsubscribe@**qmailtoaster.com<[email protected]> > For additional commands, e-mail: > qmailtoaster-list-help@**qmailtoaster.com<[email protected]> > > -- *Thanks & Best Regards, Manikandan.C *
