DKIM Record Lookup & Key Tester

What is a DKIM Selector?

A selector is an arbitrary string assigned by your email service provider to locate your domain's public key at [selector]._domainkey.[domain.com]. Common default selectors:

• Google Workspace: Usually google
• Mailchimp / Mandrill: Often k1, k2
• Microsoft 365: Formatted as selector1 or selector2
• Standard Default: default