Email Security Checker (SPF, DKIM, DMARC)

Audit SPF, DKIM, and DMARC DNS records to prevent email spoofing and improve inbox deliverability

Email Security Checker (SPF, DKIM, DMARC)

Audit email security DNS records. Check SPF configuration, DKIM selector, and DMARC enforcement policy to prevent spoofing and spam.

How to use this tool

  1. Enter your domain name.
  2. Click "Audit Email Security".
  3. Review SPF/DMARC status score and suggested record fixes.

Frequently Asked Questions

Why is a DMARC policy necessary?

DMARC prevents unauthorized senders from spoofing your domain name, required by Google and Yahoo for bulk email senders.

What is the recommended DMARC policy?

Start with p=none for monitoring, then graduate to p=quarantine, and finally p=reject for full protection.

Related tools

SSL Certificate Checker & Expiry MonitorDNS & Nameserver LookupDomain Valuation & Health AuditWHOIS & Domain Owner Lookup

Official WHOIS & RDAP Data

Direct registry lookups for website owner info, creation dates, and nameservers

Live DNS & Security Auditing

Instant lookup of A, AAAA, MX, NS records plus SSL, DNSSEC, and SPF/DMARC health

Bulk Search & Domain Radar

Check up to 100 domains at once, monitor expiring dropping domains & AI name ideas