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 emeagwali.info
Found
Selector: default
(TXT on default._domainkey.emeagwali.info)
v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA6HPTavWDS/jt5w7W/gjvF3R5v/elX96WtIOhfjnAgrF/OIvHh09OUTM9Rc1zIOepAvbCdWFkC+Lym7msO26CICXZtoOHCb8t5hK4h57kegUWah9tlGgM+eO6nmdh/4YPMtbm/n9zSJrfsqsHAje2m/ns4lKSNEbAxCJ9uWdUsZ9TajDiOAB36BKE/t5fdTALThSRj1PZAdE1vRno8ZCRe9wUagSIgIG+xs+TV13YJ0/F2gEFKoiQGWpPT69ANlC+PpKxBk+0wuSSGqxPrSGkLOEcZGSCU6fYZhzownTBFFc9Lo+Cocgdn6e8I8iOhXk3ZLfE9sx+cC75QbWsK3SM7wIDAQAB;
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.