It always amazes me how people can read a blog post like this one that has a clear description of the problem with a log excerpts demonstrating the problem, and then people will confidently make up a completely different scenario that was not mentioned at all and blame the problem on that.
It amazes me people read that in this community and don't know for an email to bounce it means it didn't find an inbox. If it didn't find an inbox how did he check the logs?
A log that clearly was from them and not the service provider. It amazes me you think you're so smart but haven't realised he doesn't have access to the logs you think he is showing.
Comments like this are why he's just landed himself with a major liability and I bet he'll be getting sued over this.
User is clearly mentally disturbed. Read his other comment: https://news.ycombinator.com/item?id=46992022
Social network is not good for the poor guy. I already regret replying to him in the first place but I cannot delete.