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Email authentication report for facebook.com

Resolved live from public DNS. Cached up to 6 hours — re-run it now for a fresh result.

A deliverability score 93/100

SPF	`v=spf1 redirect=_spf.facebook.com`
DMARC	`v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; pct=100`
DKIM	`default._domainkey`
MX	10 `smtpin.vvv.facebook.com`

What to fix

SPF has no all mechanism, so it never fails anything. Append ~all (or -all once you are confident).

SPF record published

DMARC record published

DMARC policy p=reject (strongest)

DMARC aggregate reports (rua) are being collected

DKIM key found: default

1 MX host(s) configured

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