Admins: If this is the wrong forum, please let me know. I'm new here.
Greetings everyone!
I recently setup DKIM and DMARC for my organization. We are utilizing Exchange Online for our email services. Everything is proceeding swimmingly except for some SPF alignment failures. I am raising this issue here because the servers in question are all: <variable>.obe.outbound.protection.outlook.com
On the surface, it looks like Outlook protection is forwarding emails between its servers, which would explain why SPF alignment is failing. However, I am not certain I understand why this forwarding is occurring. Here are a couple of examples:
