> On 26 Oct 2017, at 11:33, Poliman - Serwis <ser...@poliman.pl> wrote: > > I have strange irritating problem. When I send emails from my server to any > email address to any domain they reach the target without any problem. But > when I try send to address in "hotmail.com" I got bounce: > <d2windo...@hotmail.com>: host > hotmail-com.olc.protection.outlook.com[104.47.40.33] said: 550 5.7.1 > Unfortunately, messages from [ip_of_my_server] weren't sent. Please > contact > your Internet service provider since part of their network is on our block > list (AS3140). You can also refer your provider to > http://mail.live.com/mail/troubleshooting.aspx#errors. > [CO1NAM03FT055.eop-NAM03.prod.protection.outlook.com] (in reply to MAIL > FROM command) > > I know that MS has own black list but why they block me. Domain which I use > to send confirmation links is clear (checked in), ip address of my server > also is clear. I can put some config files if needed.
I had this message from them 12 days ago. I opened a support ticket with my provider (Linode), they contacted Microsoft and I was unblocked within about a day. Stroller.
