Hello,
Our efa server reject non mx sender, it seems that old efa server accept this mail:
Feb 15 09:57:53 gttvmlin02efa postfix/smtpd[2383752]: NOQUEUE: reject: RCPT from smtp.icspc.gov.it[185.182.142.10]: 550 5.7.27 <gestoreipa_noreply@smtp.icspc.gov.it>: Sender address rejected: Domain smtp.icspc.gov.it does not accept mail (nullMX); from=<gestoreipa_noreply@smtp.icspc.gov.it> to=<xxxxx.x@gtt.to.it> proto=ESMTP helo=<smtp.icspc.gov.it>
Feb 15 09:57:53 gttvmlin02efa postfix/smtpd[2383752]: disconnect from smtp.icspc.gov.it[185.182.142.10] ehlo=1 mail=1 rcpt=0/1 data=0/1 rset=1 quit=1 commands=4/6
Can i add this mail server in white list ?
Thanks
Best regards
Enrico