Email authentication

microsoft.com SPF validation

Cached SPF record analysis for this domain.

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SPF validation

Record found

Valid SPF record

Query name

microsoft.com

Terminal all

DNS lookup count

SPF record count

SPF record

v=spf1 include:_spf-a.microsoft.com include:_spf-b.microsoft.com include:_spf-c.microsoft.com include:_spf-ssg-a.msft.net include:_spf1-meo.microsoft.com -all

Mechanisms

+include:_spf-a.microsoft.com+include:_spf-b.microsoft.com+include:_spf-c.microsoft.com+include:_spf-ssg-a.msft.net+include:_spf1-meo.microsoft.com-all

Recommendations

pair with DMARC Analyzer and DKIM Validator before tightening mail authentication enforcement

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