Free Tool

Domain Health Report

Complete email deliverability audit in one click. We check SPF, DKIM, DMARC, BIMI, MX records, blacklists, and reverse DNS — then give you a single score with actionable recommendations.

What we check

SPF

Sender Policy Framework — who is authorized to send email for your domain.

DKIM

DomainKeys Identified Mail — cryptographic signature proving message integrity.

DMARC

Policy for handling SPF/DKIM failures. Required by Gmail, Yahoo, Microsoft.

BIMI

Brand Indicators — display your logo in email inboxes. Requires DMARC enforcement.

MX Records

Mail server configuration. Without MX records, your domain cannot receive email.

Blacklists

12 major DNS blacklists including Spamhaus, SpamCop, and Barracuda.

Reverse DNS

PTR records and Forward-Confirmed rDNS. Required by many mail servers.

    Domain Health Report — Free Email Audit | Stekpad