This is the mail system at host mail.universalgroupbd.com.
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The mail system
sadeque.sharif@gmail.com: host gmail-smtp-in.l.google.com[108.177.125.27]
said: 550-5.7.1 [139.99.57.123 12] Our system has detected that this
message is 550-5.7.1 likely unsolicited mail. To reduce the amount of spam
sent to Gmail, 550-5.7.1 this message has been blocked. Please visit
550-5.7.1 https://support.google.com/mail/?p=UnsolicitedMessageError 550
5.7.1 for more information.
c1-20020a630d01000000b004fb42dcc3b0si5188022pgl.710 - gsmtp (in reply to
end of DATA command
i am getting the above undelivery mail from gmail when i am trying to send mail to gmail.
my domain is mail.universalgroupbd.com. last weeks ago one of our email id was compromised and spam mail send to gmail, yahoo and hotmail from that account. after that when we identify the issue we disabled that account and delist from all blacklist site. but from that time we are unable to send the mail to gmail.
can anyone help us on that issue.