gmail reject messages no IPv6 PTR record
Gmail is rejecting messages from UserEcho because your IPv6 address does not have a valid PTR record.
Final-Recipient: rfc822; USER@ncsu.edu
Original-Recipient: rfc822;USER@ncsu.edu
Action: failed
Status: 5.7.1
Remote-MTA: dns; aspmx.l.google.com
Diagnostic-Code: smtp; 550-5.7.1 [2a01:4f8:201:646e::2] Our system has detected
that this message does 550-5.7.1 not meet IPv6 sending guidelines regarding
PTR records and 550-5.7.1 authentication. Please review 550-5.7.1
https://support.google.com/
5.7.1 information. m8si9558587wjw.183 - gsmtp
Final-Recipient: rfc822; USER@ncsu.edu
Original-Recipient: rfc822;USER@ncsu.edu
Action: failed
Status: 5.7.1
Remote-MTA: dns; aspmx.l.google.com
Diagnostic-Code: smtp; 550-5.7.1 [2a01:4f8:201:646e::2] Our system has detected
that this message does 550-5.7.1 not meet IPv6 sending guidelines regarding
PTR records and 550-5.7.1 authentication. Please review 550-5.7.1
https://support.google.com/
5.7.1 information. m8si9558587wjw.183 - gsmtp
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Satisfaction mark by Jeff Webster 9 years ago
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