Mail sent from my droplet is being returned when the recipient is MSN, Outlook or Hotmail
Mar 25 19:40:58 box postfix/qmgr: 4AFDA2036C: from=<clubmanager@-------------.co.uk>, size=1477, nrcpt=1 (queue active) Mar 25 19:40:58 box postfix/submission/smtpd: disconnect from localhost[127.0.0.1] Mar 25 19:40:58 box postfix/smtp: 4AFDA2036C: firstname.lastname@example.org, relay=msn-com.olc.protection.outlook.com[184.108.40.206]:25, delay=0.67, delays=0.09/0/0.43/0.14, dsn=5.7.1, status=bounced (host msn-com.olc.protection.outlook.com[220.127.116.11] said: 550 5.7.1 Unfortunately, messages from [18.104.22.168] weren’t sent. Please contact your Internet service provider since part of their network is on our block list (AS3140). You can also refer your provider to http://mail.live.com/mail/troubleshooting.aspx#errors. [CO1NAM04FT006.eop-NAM04.prod.protection.outlook.com] (in reply to MAIL FROM command)) Mar 25 19:40:58 box postfix/smtp: 4AFDA2036C: lost connection with msn-com.olc.protection.outlook.com[22.214.171.124] while sending RCPT TO Mar 25 19:40:58 box postfix/bounce: 4AFDA2036C: sender non-delivery notification: F003928C01 Mar 25 19:40:58 box postfix/qmgr: 4AFDA2036C: removed
(I redacted the source domain and destination email ----------)
I have contacted DO support and they just say maintaining reputation is hard for them and to try changing regions or using a third party to relay email.
Anyone have practical experience of this issue and how to get around it.
I have a bunch of users that are seriously unhappy at the moment!
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