About VMC Tracker

The comprehensive database for tracking Verified Mark Certificates (VMCs) across the email ecosystem.

What are Verified Mark Certificates?

Verified Mark Certificates (VMCs) are digital certificates that enable organizations to display their authenticated brand logos directly in email clients. They are a key component of the BIMI (Brand Indicators for Message Identification) standard, which aims to improve email trust and brand visibility.

When an email passes DMARC authentication and has a valid VMC, email clients like Gmail, Apple Mail, and Yahoo Mail can display the sender's verified logo next to their messages, helping recipients identify legitimate communications.

Brand Trust

Verified logos build trust with email recipients

Email Security

Reduces phishing and brand impersonation

Visibility

Increases email open rates and engagement

What Does VMC Tracker Do?

VMC Tracker monitors and indexes Verified Mark Certificates from Certificate Transparency (CT) logs, providing a searchable database of all publicly issued VMCs. Our platform helps:

  • Track VMC Issuance

    Monitor newly issued VMCs and identify trends in BIMI adoption

  • Domain Research

    Look up VMC details for any domain, including issuing CA, validity period, and trademark information

  • Expiration Monitoring

    Identify VMCs that are expiring soon or have already expired

Want programmatic access to VMC data?

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