Google has very recently added new diagnostic details to its DMARC aggregate reports, and they're a big help for troubleshooting. Instead of digging through scattered email logs across your various email sending platforms and marketing clouds, you can now see specific compliance and authentication-related SMTP error codes right in the DMARC XML reporting! That means when your mail fails Google's sender requirements, you'll know if it was SPF, DKIM, alignment, TLS, PTR/DNS, or even RFC complia...
