Re: [mailop] Hotmail and 4.5.1 4.7.500 Server Busy with some ASxxx attached

2017-10-12 Thread Michael Wise via mailop
Original Message- From: mailop [mailto:mailop-boun...@mailop.org] On Behalf Of Davide Migliavacca via mailop Sent: Thursday, October 12, 2017 12:32 AM To: Mailop <mailop@mailop.org> Subject: [mailop] Hotmail and 4.5.1 4.7.500 Server Busy with some ASxxx attached Hello, did anybody g

[mailop] Hotmail and 4.5.1 4.7.500 Server Busy with some ASxxx attached

2017-10-12 Thread Davide Migliavacca via mailop
Hello, did anybody get any sensible answer from Hotmail Sender Support about the 451 4.7.500 Server busy. Please try again later from []. (AS843) [.prod.protection.outlook.com] deferring a large percentage of traffic forever (even a 48 hours limit to retries won't help), obviously from