We're seeing it on our end as well as another ESP off list. On Fri, Sep 1, 2017 at 8:18 AM, Alexander Burch <[email protected]> wrote:
> Anyone else seeing issue with hotmail.co.uk bouncing messages with this > code: > > "550 Requested action not taken: mailbox unavailable," > > That's usually reserved for invalid email addresses, but they are bouncing > 100% of the messages we send them on on of our IP ranges with that code. > Just started this morning. > > Thanks, > Alex > > > Alex Burch > ActiveCampaign / Deliverability Lead > (800) 357-0402 > [email protected] > 1 N. Dearborn St., Chicago , Il 60602, United States > <https://www.facebook.com/activecampaign> > <http://www.twitter.com/activecampaign> > <https://www.linkedin.com/company/activecampaign-inc-> > > _______________________________________________ > mailop mailing list > [email protected] > https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop > > -- Angelina Hagan Trust and Safety Officer [image: BombBomb | Face to Face with more people, more often] E: [email protected] W: BombBomb.com <http://www.bombbomb.com> [image: BombBomb | Face to Face with more people, more often] <https://bombbomb.com>
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