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Hotmail/MS new spam filtering causing issues for ESP's (status.mxroute.com)
4 points by nickweb 107 days ago
2 comments

A few suggestions [1] as a possible way to drain the queues very slowly, although obviously not a complete or ideal solution.

[1] - https://news.ycombinator.com/item?id=47152730

Microsoft's new spam filtering is affecting mail deliverability from a number of email service providers. MX Route is recommended here often enough that these issues may crop up for people here
I send a lot of email through Sendgrid. It's been blocking them as well.... live.com, outlook.com -- and everything is set up properly but they are still blocking a lot of legitimate email.