DKIM Record Inspector

Paste a DKIM DNS record to check it, or turn a public key into record text.

Private by design

Your inputs stay on your device and are not sent to our servers. Optional usage analytics does not receive your files or tool inputs.

DKIM Record Inspector

Check DKIM records and build record text

DKIM record or public key

Result

The result appears here.

Preparing tool

How to use DKIM Record Inspector

Paste the DKIM TXT record (the value, a zone-file line or dig output).
Read the key type and size and the checks, and fix what is flagged.
To publish a new key, switch to Build, paste the public key and copy the record.

Read the detailed guide →

What are the limits of DKIM Record Inspector?

Works on text you paste. It does not look up DNS and cannot tell whether your mail server really signs with the matching private key. It never creates or accepts private keys. Your data stays on your device.