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Email authentication

microsoft.com email authentication

Combined SPF, DMARC, and DKIM validation for this domain.

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Email authentication audit

Summary

Partial email authentication

2/3 layers passed

SPF: Pass
DMARC: Pass
DKIM: Needs work

Recommendations

Email authentication is partially configured — fix failing layers before DMARC enforcement.None of the checked DKIM selectors returned a valid record — add your provider selector.

SPF

SPF validation

Record found

Valid SPF record

Query name

microsoft.com

Terminal all

-

DNS lookup count

5

SPF record count

1

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

DMARC

DMARC analysis

Record found

Valid DMARC record

Policy

reject

Subdomain policy

Alignment

{ "dkim": "r", "spf": "r" }

Enforcement percentage

100

DMARC record

v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1

Reporting

mailto:[email protected]

Warnings

relaxed alignment is enabled

DKIM

google

google._domainkey.microsoft.com

No DKIM record found

google._domainkey.microsoft.com

No DKIM record found

Queried record

google._domainkey.microsoft.com

Query time

20 ms

Errors

  • no DKIM record found at google._domainkey.microsoft.com

selector1

selector1._domainkey.microsoft.com

No DKIM record found

selector1._domainkey.microsoft.com

No DKIM record found

Queried record

selector1._domainkey.microsoft.com

Query time

36 ms

Errors

  • no DKIM record found at selector1._domainkey.microsoft.com

k1

k1._domainkey.microsoft.com

No DKIM record found

k1._domainkey.microsoft.com

No DKIM record found

Queried record

k1._domainkey.microsoft.com

Query time

16 ms

Errors

  • no DKIM record found at k1._domainkey.microsoft.com

s1

s1._domainkey.microsoft.com

No DKIM record found

s1._domainkey.microsoft.com

No DKIM record found

Queried record

s1._domainkey.microsoft.com

Query time

20 ms

Errors

  • no DKIM record found at s1._domainkey.microsoft.com

default

default._domainkey.microsoft.com

No DKIM record found

default._domainkey.microsoft.com

No DKIM record found

Queried record

default._domainkey.microsoft.com

Query time

20 ms

Errors

  • no DKIM record found at default._domainkey.microsoft.com

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Guides

Related articles

Practical guides for common Email Auth Checker tasks — DNS records, troubleshooting steps, and links to our free tools.

Back to Email Auth Checker