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 ikea.com
Found
Selector: selector1
(TXT on selector1._domainkey.ikea.com)
v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCqWTKzCQDWs0vS8rFug7B6zpvRzq6lEeQdZ77Z3ZL70xyyF/F6SyT/naKc2dwNNLe9XLdMAKRqmNjn+6JAvChLCuCd3mmo8NRulMO+hBZwiTufWjNgwq2Od+qrvoKRPXhRjEk32E4BkhzbV+YuCHE09CyqfzvQhgFOiAGUoWZd5QIDAQAB;
Selector: selector2
(TXT on selector2._domainkey.ikea.com)
v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtwrD5UT40ZPqMjHV1n6SqbgnfjzTGg2rFTX/8CipxzwR2vWtUHEbUJo37Bp2GM8V00bHGCv72kY8rf4/Qu2HwE3O65VLSzcVJLB4pi544iPCtu7U+yJmWsOCYGM/Ighq53ibYAApUAEeq+x4OhS1KUDwSZ2a4adKJj+M8Xzb7wpqNcYItvsub2WO9BvfajdAeT25Ge2B3GswQ/7Kb7v5rqFaYeZD3sreJyJCfXfEqXl4b20NgA9On+WTPViRFTCoYX5XWZL95He5OBLZhDH7xsaeYeH1o226xKmytfj1/1Cnb9UqTIL2cvHXV69I9SY9CYfEScp3JVB/wVXhvS56FQIDAQAB;
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.