>Last week we found out that Helpscout sends email from AWS servers. Ouch. I'm in the same boat as you are - three of our biggest suppliers have all their public-facing stuff hosted on AWS, including their email smarthosts. None of them have static addresses.
>This is incorrect reasoning. Because they're the biggest cloud provider >in the world, they should send the least amount of junk: the larger >an operation is, the easier abuse detection/prevention gets. You'd think so, yes. Somehow Google and DO and most other hosting companies manage to do it. Feels like AWS truly doesn't care about it.