We are seeing massive amounts of the following errors pile up in our mail queues.<p>"452 4.5.3 Too many recipients (AS780090)"<p>This happens even when there is only 2 or 3 recipients. I think there may be a network issue at MS hosted email.<p><a href="https://lists.ausnog.net/pipermail/ausnog/2023-October/thread.html" rel="nofollow noreferrer">https://lists.ausnog.net/pipermail/ausnog/2023-October/threa...</a><p><a href="https://www.reddit.com/r/sysadmin/comments/1755npg/anyone_else_seeing_outlook_mail_delivery_problems/" rel="nofollow noreferrer">https://www.reddit.com/r/sysadmin/comments/1755npg/anyone_el...</a>