Mail scanning

Microsoft EOP scanning ranges are availbable fromtheir API at:

Website: https://docs.microsoft.com/en-gb/office365/enterprise/urls-and-ip-address-ranges

API Docs: https://docs.microsoft.com/en-gb/office365/enterprise/office-365-ip-web-service

API: https://endpoints.office.com/endpoints/worldwide

https://rhinosecuritylabs.com/social-engineering/bypassing-email-security-url-scanning/