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merckmanuals.com

Checked 2026-10-22 09:50 UTC · first added 2026-10-21
!Check could not complete

Domain & DNS

error

26 passed 0 warn 0 failed 1 errors

lookups failed for dnssec; results are incomplete

Areas

iRegistration iDelegation iNameservers ✓SOA iDNSSEC iRecords

Recent checks

!

Full report

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Mail

fail

15 passed 3 warn 1 failed

Areas

✓SPF !DMARC ✗DKIM !DNSSEC !MX iBIMI

Problems

  • ✗
    No DKIM keys published
    DKIM · _domainkey.merckmanuals.com does not exist (NXDOMAIN), so no DKIM keys are published. DKIM helps prevent email spoofing. Configure DKIM with your email service provider.
    #7
  • !
    Not enabled
    DNSSEC · DNSSEC is not enabled for this domain. Consider enabling DNSSEC to protect against DNS spoofing attacks.
    #8
  • !
    No MX records
    MX · No MX records found. If this domain is used for email, add MX records to specify mail servers. If it never receives mail, publish a null MX ("MX 0 .").
    #9
  • !
    Report address not authorized
    DMARC · These report addresses are in another domain that has not agreed to receive your reports, so receivers will not send them: mailto:dcm_rua_reports@merck.com (needs merckmanuals.com._report._dmarc.merck.com); mailto:dcm_ruf_reports@merck.com (needs merckmanuals.com._report._dmarc.merck.com). Ask the report provider to publish the record, or check the address.
    #29

Recent checks

✗

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