Blacklist Shield

DKIM Record Checker

Verify your DomainKeys Identified Mail configuration

Why DKIM Records Matter

  • Cryptographically sign emails
  • Verify email authenticity
  • Prevent email tampering

Common Configurations

v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQ...

Standard RSA public key format

selector._domainkey.example.com

Common record naming format

Understanding DKIM Records

DKIM (DomainKeys Identified Mail) adds a digital signature to your emails that verifies they haven't been tampered with during transit.

Record Format

v=DKIM1; k=rsa; p=[public-key]

Key Components

  • v: Version
  • k: Key type
  • p: Public key
  • t: Flags (optional)

Common Selectors

  • google: Google Workspace
  • selector1: Microsoft 365
  • default: Generic
  • mail: Custom setups