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Email Health Check

Check email domain for modern standards: IPv6, DNSSEC, DMARC, DKIM, SPF, and RPKI.

After you enter an email domain, we will test if the domain offers support for the modern Internet Standards below.

DMARC & SPF

Prevents spoofing and phishing.

Blacklists

Checks Real-time Blackhole Lists.

STARTTLS

Ensures encrypted email delivery.

DKIM

Verifies cryptographic signatures.