# Microsoft Office 365

**URL:** https://forum.dmarcian.com/c/sources/microsoft-office-365/251.md

[Latest](https://forum.dmarcian.com/latest.md) · [Categories](https://forum.dmarcian.com/categories.md)

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## [About the Microsoft Office 365 category](https://forum.dmarcian.com/t/about-the-microsoft-office-365-category/368)

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**Author:** [@sean](https://forum.dmarcian.com/u/sean)\
**Replies:** 0

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A place to exchange knowledge on this source. To read more about its capabilities, please visit: https://dmarc.io/source/office365/

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## [Recent allocations to Microsoft Office 365 as the email source](https://forum.dmarcian.com/t/recent-allocations-to-microsoft-office-365-as-the-email-source/2358)

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**Author:** [@csb](https://forum.dmarcian.com/u/csb)\
**Replies:** 3\
**Last updated:** [May 29, 2024, 2:20am UTC](https://forum.dmarcian.com/t/recent-allocations-to-microsoft-office-365-as-the-email-source/2358 "2024-05-29T02:20:17Z")

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Hi All, Recently (last few months) I have seen increased numbers of emails showing Microsoft 365 as the source, when these emails have originated from another source, e.g. mailgun, taguchi, sendgrid, mimecast (when used…

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## [Setting Policy to Quarantine or Fail](https://forum.dmarcian.com/t/setting-policy-to-quarantine-or-fail/2270)

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**Author:** [@jferguso](https://forum.dmarcian.com/u/jferguso)\
**Replies:** 4\
**Last updated:** [January 10, 2024, 9:51am UTC](https://forum.dmarcian.com/t/setting-policy-to-quarantine-or-fail/2270 "2024-01-10T09:51:32Z")

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Hi. We’re an Office 365 customer. Virtually all of our email goes out through the MS cloud. Given this, is there any serious risk to setting our policy to Quarantine or Fail? Right now we have it at Pass. I’m a newb…