Email Security

SPF, DKIM, DMARC, BIMI and email authentication analysis
Score
90/100
SPF
Valid
DKIM
Key present
DMARC
REJECT
Findings
9

Security Findings

SPF 0

No SPF issues detected

DKIM 2

DKIM key is 1024-bit (allowed but deprecated)
security_posture / warning / RFC 6376 3.6.1
DKIM key is 1024-bit (allowed but deprecated)
security_posture / warning / RFC 6376 3.6.1

DMARC 4

Historic DMARC pct tag detected (RFC 7489; ignored by RFC 9989)
informational / info / RFC 9989 4
Historic DMARC rf tag detected (RFC 7489; ignored by RFC 9989)
informational / info / RFC 9989 4
Historic DMARC ri tag detected (RFC 7489; ignored by RFC 9989)
informational / info / RFC 9989 4
No explicit subdomain policy defined (sp tag missing)
operational_recommendation / warning / RFC 9989 4

MTA-STS 0

No MTA-STS policy issues detected

TLS-RPT 0

No TLS-RPT policy issues detected

STARTTLS 3

SMTP STARTTLS requires a live SMTP session against each MX host and is not tested in this DNS-only lookup.
unsupported_test / info / RFC 3207 4
MTA-STS is not configured; STARTTLS remains opportunistic unless enforced by another mechanism such as DANE.
operational_recommendation / info / RFC 3207 6
TLS-RPT is not configured, so delivery TLS failures may not be reported back to the domain owner.
operational_recommendation / info / RFC 8460 1

BIMI 0

BIMI is not configured (optional)

Improvement Opportunities

+10 points Upgrade 2 DKIM key(s) to 2048-bit

Score Calculation

Component Score Reason
SPF Record 10 / 10 SPF record detected
SPF Enforcement 20 / 20 Hard fail policy (-all)
SPF Lookup Health 10 / 10 4 DNS lookups
SPF PTR Usage 5 / 5 No PTR mechanism detected
SPF Include Validation 5 / 5 All SPF includes resolved
DKIM 15 / 25 3 valid selector(s)
DMARC Record 10 / 10 DMARC record detected
DMARC Enforcement 20 / 20 Policy set to reject
Total 90 / 100