-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 I have started to configure IPv6 on a couple of servers, both with IPv6 rDNS resolution on their name
Sometimes (say over about 10 messages/day), Google rejects IPv6 mails with this error: <{google_recipient}>: host aspmx.l.google.com[2a00:1450:4001:c02::1b] said: 550-5.7.1 [2a01:4f8:d16:2409::badd:ecaf 1] Our system has detected an 550-5.7.1 unusual rate of unsolicited mail originating from your IP address. To 550-5.7.1 protect our users from spam, mail sent from your IP address has been 550-5.7.1 blocked. Please visit http://www.google.com/mail/help/bulk_mail.html 550 5.7.1 to review our Bulk Email Senders Guidelines. h46si16725451eex.133 - gsmtp (in reply to end of DATA command) Needless to say, that if I use IPv4 Google accepts every mail. Dis this happened to anyone else? Ciao, luigi - -- / +--[Luigi Rosa]-- \ An idea is not responsible for the people who believe in it. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iEYEARECAAYFAlJKWJ4ACgkQ3kWu7Tfl6ZSj6wCfVsgwMziUmsSlDQBgpR2AebUJ 6zkAoJ51pd6RRlQs3PzbQsqCqViGbNWj =++dU -----END PGP SIGNATURE-----