SPF, DKIM and DMARC Configuration Guide

· 2,235 views · Pitbull Secure Gateway

Improve delivery rates by correctly configuring email authentication records.

SPF

TXT record authorizing sender IPs. When using Pitbull, authorize gateway IPs via include.

DKIM

Validates message integrity with cryptographic signatures. Generate per-domain keys in the Pitbull panel.

DMARC

Reports SPF and DKIM alignment. Start with p=none monitoring, then tighten policy.