Question 1

What is a BIMI record?

Accepted Answer

BIMI (Brand Indicators for Message Identification) is a DNS TXT record that lets you display your brand logo next to your emails in supported email clients like Gmail, Yahoo Mail, and Apple Mail.

Question 2

What are the prerequisites for BIMI?

Accepted Answer

You need a valid DMARC policy set to quarantine or reject (p=quarantine or p=reject), a brand logo in SVG Tiny PS format hosted on HTTPS, and optionally a Verified Mark Certificate (VMC) from a trusted authority.

Question 3

What is a VMC certificate?

Accepted Answer

A Verified Mark Certificate (VMC) is a digital certificate that verifies your ownership of the logo. It is required by some email providers like Gmail before displaying your BIMI logo. VMCs are issued by certificate authorities like DigiCert and Entrust.

Question 4

Which email clients support BIMI?

Accepted Answer

Gmail, Yahoo Mail, Apple Mail (iOS 16+, macOS Ventura+), Fastmail, and several other providers support BIMI. Microsoft Outlook does not currently support BIMI but has its own brand display system.

Question 5

How do I set up BIMI for my domain?

Accepted Answer

1) Enforce DMARC with p=quarantine or p=reject. 2) Create an SVG Tiny PS logo. 3) Host it on HTTPS. 4) Optionally obtain a VMC. 5) Add a TXT record at default._bimi.yourdomain.com with v=BIMI1; l=https://your-logo-url; a=https://your-vmc-url.