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- Mon Oct 16, 2017 9:21 am
- Forum: MailEnable Professional Edition
- Topic: DNS lookup resulted in a loopback relay. This is not permitted and message has been returned. Please check recipient dom
- Replies: 1
- Views: 5964
Re: DNS lookup resulted in a loopback relay. This is not permitted and message has been returned. Please check recipient
same error on 9.76 (pro) version.