Re: [mailop] Gmail Blacklisting

2016-04-14 Thread Thomas Wilhelm
a IPv6 now for 20% of our mails. As soon as I have an example for actual deliviery problems I'm going to send you these source domains. Are there any general improvements we can do ? best regards, Thomas Von: "Brandon Long" An: "Franck Martin" CC: "T

[mailop] Gmail Blacklisting

2016-04-13 Thread Thomas Wilhelm
Hello List, We have several issues sending mails to gmail/google over IPv6. Background: We are a local ISP in Germany with about 40,000 private customers. We had a spam problem with one of our customers, that burned our IPv6 mailserver addresses. This problem has been fixed. We now run an rspa