dig +short TXT default._domainkey.example.com

Category: Mail Servers & Postfix

dig +short TXT default._domainkey.example.com

Fetch a domain's DKIM public key record

Returns the DKIM TXT record for the selector, which must contain v=DKIM1 and the p= public key. Empty output means the record is missing or not propagated. A different selector changes the name, e.g. mail._domainkey.example.com.
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