DKIM Record Checker
DKIM signs outgoing emails. Receivers verify the signature using a public key in DNS.
DKIM lives on <selector>._domainkey.<domain>. If selector is empty, we try common ones.
Result for dimensionsoftruth.org
Found
Selector: default
(TXT on default._domainkey.dimensionsoftruth.org)
v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyT6xQpCYOQodjdLdKoqA2/JbEixtqIrjf8ny78hp8BVCNcq0smRoNiOa0GHxltXbQTWnn2FvkFx40dI9U/4WV5zaSif6s77vyv1jA4sY5AhsgqzlW8gf2x/9A/ft8vDaNjZz2tvF4l9HIQfd2knV2Vqdf5jgCSJ2dN2XcR9xIt7JHYnnauV494a7HfAJeEBUBYnmk5Iabo0ukyFvNhh8BSNG9UVhbDeSnTCovzpiiBknNRsDmmJU1Sy9o0tdIm6PPSVTs0l2IlOpeJqj6GZ6iFUjVO/ISVOOhKJxBwWDoTbcrt3BAHhVVhIgJ3rl+vqxMOgTb15iFOynTFLtZAOhvQIDAQAB;
FAQ
Why does DKIM require a selector?
Selectors allow rotating keys and running multiple keys per domain.
Where is DKIM published?
TXT on <selector>._domainkey.<domain>.
DKIM record exists but emails still fail DKIM?
Signing may be disabled or the selector used in email differs from DNS.
Do I need DKIM if I have SPF?
Yes, many providers use both for best deliverability and DMARC alignment.
Can I have multiple DKIM selectors?
Yes, that is common for key rotation or multiple senders.
What is DKIM?
DKIM (DomainKeys Identified Mail) adds a cryptographic signature to outgoing emails. DNS stores a public key that allows receivers to verify authenticity.
Example
v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0B...
Common mistakes
- Wrong selector (the record exists but under a different selector).
- Key is split incorrectly across multiple TXT chunks (some DNS UIs break it).
- Publishing DKIM but not enabling signing on the mail provider.