How to Read DMARC Reports Before You Move to p=reject

Most domains that have DMARC at all are sitting on p=none. Someone added the record while setting up email, pointed rua= at a mailbox, and the reports have been arriving every day since: small zip and gzip attachments from Google, Outlook and other receivers, usually unopened. Those files answer the one question you need settled before tightening... Weiterlesen: How to Read DMARC Reports Before You Move to p=reject