office.com

Email security grade C · 58/100

As of 2026-07-21 04:05 UTC

Score breakdown

Policy strictness 20/30

p=quarantine (would be 30 at p=reject)

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Alignment mode 10/15

relaxed alignment (default; safer for forwarders)

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Reporting 15/15

both rua (aggregate) and ruf (forensic) configured

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Percent at fail position 10/10

no pct tag in play; your policy applies to all failing mail

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Authentication coverage 0/20

neither SPF nor DKIM published; DMARC has nothing to align against

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MTA-STS 3/5

MTA-STS testing mode (flip to enforce when ready)

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TLS-RPT 0/5

no TLS-RPT record (you won't see TLS failure reports)

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The other half: lookalike domains

A strong DMARC grade stops attackers spoofing office.com directly. It does nothing about typosquat domains (office-login.com and friends). Scan for those next.

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