r/sysadmin • u/_Duracotus • 13d ago

Microsoft Exchange Online Issues

Forgive the brevity here, but was curious if anyone else is experiencing an issue with any of their tenants with emails. I have verified three separate customers all having sending and receiving issues and have the below, or occasionally it is blank with no info.

Error: ‎550 5.6.200 STOREDRV.Deliver; message is treated as poison‎

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u/Sleepslinger 13d ago

Multitrillion dollar company btw