DKIM finding

DKIM public key not found

The DKIM signature references a selector whose public key does not exist in DNS. The signature cannot be verified.

Finding code

dkim_key_not_found

This finding appears in the findings array of the spam checker and the POST /v1/sender API response when the condition above is detected.

How to fix it

The fix.

Publish a TXT record at selector._domainkey.yourdomain.com with the public key. The selector in the signature must match the one in DNS.

Related DKIM findings

Other things we check.

Finding What it means
dkim_missing No DKIM signature
dkim_signature_invalid Invalid DKIM signature
dkim_weak_key Weak DKIM key
dkim_body_hash_mismatch DKIM body hash mismatch
dkim_alignment_fail DKIM alignment failure