Free tools
Free email deliverability tools
Start with SPF, DKIM, DMARC, and blacklist checks, then use SpamPilot when you need ongoing inbox placement monitoring and alerts.
SPF checkerReview SPF records and the sending services authorized for a domain.DKIM checkerCheck DKIM selector setup and confirm whether mail can be verified.DMARC checkerInspect DMARC policy, reporting addresses, and alignment posture.Blacklist checkerCheck whether a domain appears on major email blocklists.