Hi All
Interesting more Microsoft fun, Exchange Online outages blocking emails affecting USA, UK and other regions.
https://www.bleepingcomputer.com/news/microsoft/microsoft-exchange-online-hit-by-new-outage-blocking...
Microsoft is investigating an ongoing Exchange Online outage preventing customers from sending emails and triggering 503 errors on affected systems.
Impacted users report having issues with emails sent from Microsoft 365 environments being returned with "503 5.5.1 Bad sequence of commands" errors.
Regards
Caute_Cautim