Ask your IT or email provider (e.g., Gmail) to:
- Whitelist the domains & IP addresses below
- Exempt the same domains/IP addresses and your corporate From Addresses from your "spoofing" rules.
We also recommend ignoring certain IP addresses (such as internal ones) to keep them from skewing your data.
ITEMS TO WHITELIST:
Office 365 users
The IP range 184.108.40.206/22 may be rejected by the Office 365 Admin Center. If this happens, you can use the four following ranges as the equivalent: