There may be a workaround here: configure your own mailserver to relay outgoing messages through a service with a known good reputation. For example relaying vi

There may be a workaround here: configure your own mailserver to relay outgoing messages through a service with a known good reputation. For example relaying via sparkpost or mandrill should be trivial to do. You might be able to do that under a free developer account if you don't send a lot of email.