Yes just the ip address works fine, so it is something to do with the DNS error throwing Thunderbird.
-- Will not send to certain smtp servers https://bugs.launchpad.net/bugs/459086 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
