Cyberpanel Unable to Send emails to gmail – IPv6 sending guidelines
Setting up another email address for a different domain and the email wasn’t getting received. I looked in the cyberpanel email log and found this message: Our system has detected that 550-5.7.1 this message does not meet IPv6 sending guidelines regarding PTR 550-5.7.1 records and authentication. Please review 550-5.7.1 I went in to cyberpanel, and […]
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