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What you better know
Google and Microsoft are at it again.
The new mandatory bulk sender authentication requirements are reportedly the root cause of this issue.

These new requirements are in place to keep spam, phishing attacks, and malware at bay.
To best protect our users from spam, the message has been;blocked.
For more information, go toWhy has Gmail blocked my messages?"

For more information, go toAdd or remove an email alias in Outlook.com."
For context, an Outlook alias is an additional email address linked to your Outlook.com account.
It also shares the inbox, contact list, and account configs with your primary address.

Gmail and Outlook’s rivalry
This isn’t the first time we’ve witnessed such an occurrence.
Microsoft has had its fair share of issues with Outlook.














