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Signal
Audit
Free email authentication tool
DKIM Raw Generator
Generate an RSA signing key pair and a publication-ready DKIM TXT record.
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Generator Wizard
Raw Generator
Domain
Selector
RSA key length
2048-bit — recommended
4096-bit — widest DNS record
1024-bit — legacy only
Generate key pair
DNS changes can affect legitimate delivery. Verify every sender and stage enforcement policies before publishing.