On Tue, 2011-12-20 at 09:22 +0000, Helder Oliveira wrote: > Hello, > > Recently we start sending lots of emails to hotmail accounts and lots of them > are in the active queue waiting for delivery for long time... > Some of our clients have hotmail accounts for testing and are complaining > about delivery times. > > Our server has a good reputation but that is not enough to get a higher > delivery rate. > > Any tip for increase our delivery rate to hotmail accounts ?
As I'm sure others will tell you, Hotmail is one of the worst email providers to deliver to. Follow all the "best practice" is about the best you can do: remove complainants quickly, subscribe to SNDS, use DKIM and SPF, use their feedback loop and so on, as well as the things described here: http://mail.live.com/mail/troubleshooting.aspx > > A certification ? > An agreement with Microsoft ? Well you can use ReturnPath, but my limited experience to date has been pretty poor, not to mention the extortionate fees they charge. Andy