Hi Folks, I tried to change spf behavior 3 to 1 now emails are getting delivered. I will keep monitoring for another few days and update here.
Thanks for your help. On Mon, Jun 14, 2021 at 2:46 PM ChandranManikandan <[email protected]> wrote: > Hi Remo, > > Yes, My domain DNS is working fine. > > Only a few domain emails are not delivered to our email client and the log > is showing like above. > > > On Mon, Jun 14, 2021 at 1:46 PM Remo Mattei <[email protected]> wrote: > >> Is dns still working? This will check the domain dns records so I would >> go that route and see. >> >> Il giorno 13 giu 2021, alle ore 19:32, ChandranManikandan < >> [email protected]> ha scritto: >> >> >> Hi Folks, >> >> Suddenly email is not delivered from some domains and qmail/smtp log is >> showing below like that when i check the log. Queue also no email there. >> >> CHKUSER accepted sender: from <[email protected]::>rcpt <> : sender accepted >> >> and they got a bounce message below like that. >> >> ----- The following addresses had permanent fatal errors ----- >> <[email protected]> >> (reason: 451 SPF lookup failure (#4.3.0)) >> I have checked my domain spf and have not found any error and I haven't >> changed recently. >> >> Could anyone help me, how to fix this >> >> >> -- >> >> >> *Regards,Manikandan.C* >> >> > > -- > > > *Regards,Manikandan.C* > -- *Regards,Manikandan.C*
